{"title":"DeHaardt","description":"","products":[{"product_id":"de-haardt-xtra-mini-remote-control","title":"De Haardt Xtra Mini Remote Control – Go Kart Speed Control System","description":"\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eThe De Haardt Xtra mini remote is the compact, cost-effective handheld unit for trackside marshals who need real-time kart speed control without the full feature set of the standard Xtra remote. Same transponder compatibility, smaller form factor, lower price point.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eWith a range of approximately 50 metres and a carrying strap included as standard, the mini remote is designed to be worn and used on the move around the circuit — practical for marshals who are walking the track rather than stationed at a fixed point.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eAn excellent entry point for tracks setting up a De Haardt speed control system for the first time, where the full remote handles primary control and mini remotes extend coverage to individual marshal posts around the circuit. At this price point, equipping every marshal position with its own unit becomes a realistic proposition rather than a significant additional investment.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eRange:\u003c\/strong\u003e Approximately 50 metres\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eCompatible with:\u003c\/strong\u003e De Haardt Xtra CDI and EV transponders\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eSupplied with:\u003c\/strong\u003e Carrying strap\u003c\/p\u003e","brand":"Rental Kart Parts","offers":[{"title":"Default Title","offer_id":56987046904191,"sku":"DHMRU","price":179.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0986\/0772\/6975\/files\/dca9af_788469506fbd45138782c5d66ad99a43_mv2.jpg?v=1771515940"},{"product_id":"de-haardt-xtra-remote-charger-adaptor","title":"De Haardt Xtra Remote Control Charger Adaptor","description":"\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eCharger adaptor for the De Haardt Xtra remote control. Connects the remote to a standard charger for battery recharging — the small but essential link that keeps the remote operational between sessions.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eA dead remote during a busy session is not just an inconvenience. Without the remote, there is no speed control, no time penalty function, and no emergency shutdown capability across the fleet. Keeping the remote charged between sessions is basic operational discipline, and having a spare charger adaptor on hand means a missing or damaged one never becomes the reason the system is unavailable.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eThe kind of low-cost accessory that's easy to overlook until you need it.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eCompatible with:\u003c\/strong\u003e De Haardt Xtra remote control\u003c\/p\u003e","brand":"Rental Kart Parts","offers":[{"title":"Default Title","offer_id":56987046936959,"sku":"DHRECHS","price":19.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0986\/0772\/6975\/files\/dca9af_70f849810e3f4554ab8394e515665686_mv2.jpg?v=1771515941"},{"product_id":"de-haardt-xtra-remote-control","title":"De Haardt Xtra Remote Control – Go Kart Speed Control System","description":"\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eThe De Haardt Xtra remote control is the handheld unit that gives track marshals real-time control over the entire kart fleet from anywhere on the circuit. Slow an individual kart, a group, or the whole fleet simultaneously — or bring everything back to full speed with a single command. In an incident situation, that response time makes a real difference.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eTime penalties can be applied to individual karts directly from the remote — the kart is automatically slowed for a set period and then restored to normal speed without any further marshal input. Clean, consistent, and impossible for the driver to argue with.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eWith a range of approximately 100 metres and the ability to control individual karts or the full fleet from a single unit, the Xtra remote gives marshals the coverage and flexibility to manage a circuit confidently without being tied to a fixed control point. Supplied with a rubber protective cover as standard — because a remote that gets dropped on tarmac ten times a day needs it.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eRange:\u003c\/strong\u003e Approximately 100 metres\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eControls:\u003c\/strong\u003e Individual karts, groups, or full fleet\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eFunctions:\u003c\/strong\u003e Speed reduction, emergency stop, time penalties, speed restore\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eCompatible with:\u003c\/strong\u003e De Haardt Xtra CDI and EV transponders\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eSupplied with:\u003c\/strong\u003e Rubber protective cover\u003c\/p\u003e","brand":"Rental Kart Parts","offers":[{"title":"Default Title","offer_id":56987047002495,"sku":"DHRECU","price":999.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0986\/0772\/6975\/files\/dca9af_804809805f324fb99013d3a9899e0cb1_mv2.jpg?v=1771515942"},{"product_id":"de-haardt-mk2-remote-case","title":"De Haardt Xtra MK2 Remote Control Rubber Protective Case","description":"\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eRubber protective case for the De Haardt Xtra MK2 remote control. The remote is one of the most handled pieces of equipment on a busy rental track — passed between marshals, set down on barriers, and occasionally dropped on tarmac. Without protection, the display and buttons take the kind of impact damage that puts the remote out of action at exactly the wrong moment.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eThe rubber case absorbs drops and impacts, protecting the display and button assembly from the daily punishment of a working track environment. A straightforward investment that extends the operational life of a remote that costs significantly more to replace than the case does.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eCompatible with:\u003c\/strong\u003e De Haardt Xtra MK2 remote control\u003c\/p\u003e","brand":"Rental Kart Parts","offers":[{"title":"Default Title","offer_id":56987047756159,"sku":"DHRECVMK2","price":45.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0986\/0772\/6975\/files\/dca9af_4ec3e366211c4c84a6a7bee5ee25aa2f_mv2.jpg?v=1771515943"},{"product_id":"shutdown-transponder-cdi-mk2","title":"De Haardt Xtra CDI MK2 Shutdown Transponder – Petrol Kart Speed Control","description":"\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eThe De Haardt Xtra CDI MK2 shutdown transponder is the kart-mounted unit that receives speed commands from the Xtra remote or mini remote control and acts on them via the CDI ignition system — reducing engine output, applying time penalties, or cutting the engine entirely in an emergency stop situation. One transponder per kart is required for full fleet control.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eThe MK2 version comes prepared for timing integration, making it the current specification for operators running or planning to run lap timing alongside speed control on the same system. If you're building out a full De Haardt Xtra installation from scratch, the MK2 is the correct transponder to specify from the outset.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eDesigned for petrol karts with CDI ignition systems. If your GX270 or GX390 engined karts require it, the De Haardt universal power coil is needed alongside this transponder — check your engine variant before completing your order.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eCompatible with:\u003c\/strong\u003e De Haardt Xtra remote control and mini remote control\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eIgnition type:\u003c\/strong\u003e CDI petrol engines\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eTiming:\u003c\/strong\u003e Prepared for timing integration\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eVersion:\u003c\/strong\u003e MK2\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eQuantity:\u003c\/strong\u003e One transponder required per kart\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Certain Honda GX270 and GX390 variants require the De Haardt universal power coil — see separate listing.\u003c\/p\u003e","brand":"Rental Kart Parts","offers":[{"title":"Default Title","offer_id":56987047821695,"sku":"DHRESTCDIMK2","price":249.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0986\/0772\/6975\/files\/dca9af_709b67987491484fbca7dc5499fef7de_mv2.png?v=1771515944"},{"product_id":"cable-for-shutdown-transponder-cdi-mk2","title":"De Haardt MK2 CDI Transponder Transition Cable – Go Kart Shutdown System","description":"\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eThe transition cable connects the De Haardt MK2 CDI shutdown transponder to the kart's CDI ignition system — the physical link that allows the De Haardt control system to cut the engine remotely when required. Without the correct transition cable, the transponder cannot communicate with the ignition and the shutdown function will not operate.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eSpecific to the MK2 CDI transponder — not compatible with the EV MK2 transponder variant. The two transponder types use different connection configurations, and fitting the wrong transition cable is a common installation mistake when running a mixed fleet or upgrading part of an existing De Haardt installation. Check your transponder variant before ordering.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eA useful spare to keep on the shelf — transition cables take wear at the connector points over time in a rental environment and are a straightforward replacement when a kart loses shutdown functionality.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eCompatible with:\u003c\/strong\u003e De Haardt MK2 CDI shutdown transponder\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eNot compatible with:\u003c\/strong\u003e De Haardt EV MK2 transponder\u003c\/p\u003e","brand":"Rental Kart Parts","offers":[{"title":"Default Title","offer_id":56987047887231,"sku":"DHRESTCDIMK2C","price":24.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0986\/0772\/6975\/files\/dca9af_79a2196d2ca24798a2dab8d2908fe444_mv2.jpg?v=1771515945"},{"product_id":"de-haardt-universal-power-coil","title":"De Haardt Universal Power Coil – Honda GX270 \/ GX390 – Xtra Transponder","description":"\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eThe De Haardt universal power coil provides the connection between the Xtra shutdown transponder and the ignition system on certain Honda GX270 and GX390 engined karts. Without it, the transponder cannot interface correctly with the engine ignition on these larger displacement engines — meaning the shutdown system will not function as intended.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eNot required on Honda GX120, GX160, or GX200 engined karts, which connect directly without the power coil. If you are fitting De Haardt transponders to a GX270 or GX390 fleet for the first time, check whether your specific engine variant requires the power coil before ordering transponders — getting this wrong means the system won't work and you'll be waiting on a part before the installation can be completed.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eFor operators already running De Haardt on smaller GX engines and upgrading or expanding to GX270 or GX390 karts, this is the component that bridges the difference between engine specifications.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eRequired for:\u003c\/strong\u003e Certain Honda GX270 and GX390 karts\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eNot required for:\u003c\/strong\u003e Honda GX120, GX160, GX200\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eCompatible with:\u003c\/strong\u003e De Haardt Xtra transponder and shutdown system\u003c\/p\u003e","brand":"Rental Kart Parts","offers":[{"title":"Default Title","offer_id":56987047952767,"sku":"DHREUPC","price":75.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0986\/0772\/6975\/files\/dca9af_2e3c1f39768d4edeacdf3a01d1d4ac6c_mv2.jpg?v=1771515946"},{"product_id":"de-haardt-xtra-sector-beacon","title":"De Haardt Xtra Sector Beacon MK2 – Go Kart Speed Control System","description":"\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eThe De Haardt Xtra Sector Beacon MK2 is the trackside signal transmitter that communicates with kart-mounted transponders within a defined track sector. Working in conjunction with the sector sensor, it creates the active zone where kart speeds are automatically restricted or the remote control can issue targeted commands to individual karts or the whole fleet within that sector.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eThe MK2 version brings updated signal range and full compatibility with the current Xtra system ecosystem — if you're running the latest De Haardt Xtra components, the MK2 is the correct beacon specification to ensure reliable communication across the sector.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eA well-configured beacon and sensor combination gives marshals precise, zone-specific control over the fleet — the ability to slow karts in an incident zone without disrupting the rest of the session is one of the most operationally valuable features of the De Haardt system, and the beacon is what makes that zonal precision possible.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eCompatible with:\u003c\/strong\u003e De Haardt Xtra system\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eVersion:\u003c\/strong\u003e MK2\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eWorks with:\u003c\/strong\u003e De Haardt Xtra sector sensor, Xtra remote control, and Xtra mini remote control\u003c\/p\u003e","brand":"Rental Kart Parts","offers":[{"title":"Default Title","offer_id":56987048051071,"sku":"DHSBMK2","price":625.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0986\/0772\/6975\/files\/dca9af_c75309404caa49389851eae2089c3b96_mv2.avif?v=1773329498"},{"product_id":"de-haardt-xtra-sector-sensor-cable","title":"De Haardt Xtra Sector Sensor Cable – Go Kart Timing System","description":"\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eThe sector sensor cable connects the sector sensor mounted on the kart to the De Haardt Xtra timing system, transmitting sector timing data back to the central system for lap-by-lap sector time analysis. One cable is required per kart — without it, the kart won't report sector times regardless of whether the sensor and system are functioning correctly.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eCables in a rental environment take a lot of abuse — caught on bodywork, snagged during maintenance, or simply worn through at the connector over time. If a kart is showing incomplete or missing sector times in the system, this cable is the first thing to check before assuming a fault elsewhere. More often than not it's a damaged or disconnected cable rather than a system issue.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eInexpensive to keep as a spare and straightforward to replace — the kind of part that should be on the shelf rather than on order when a kart drops out of timing.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eCompatible with:\u003c\/strong\u003e De Haardt Xtra timing system\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eQuantity:\u003c\/strong\u003e One cable per kart\u003c\/p\u003e","brand":"Rental Kart Parts","offers":[{"title":"Default Title","offer_id":56987048116607,"sku":"DHSSC","price":22.5,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0986\/0772\/6975\/files\/46560f_c5cb8922ebe64533bc692f54dffffd5f_mv2.jpg?v=1771515950"},{"product_id":"de-haardt-xtra-sector-sensor","title":"De Haardt Xtra.Sensor MK2 – Transponder Expansion Module","description":"\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eThe Xtra.Sensor MK2 is an expansion module that plugs into any existing De Haardt shutdown transponder, adding a full suite of track management and timing functions without replacing the transponder or requiring additional power sources. No batteries — it draws power and communication directly through the transponder it's connected to.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eFor operations already running De Haardt shutdown transponders, the Xtra.Sensor MK2 is the most cost-effective way to upgrade to a full track management system without starting from scratch. Fit one per kart and the entire fleet gains lap timing, sector control, and pit lane management capability overnight.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eThe MK2 version carries the same functionality as the original Xtra.Sensor and is fully downward compatible — it works with existing De Haardt installations without requiring a system-wide upgrade.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eFunctions:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\"\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003ePit-in slowdown and pit-out speed up\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eLap timing\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eSector functions — controllable via De Haardt Xtra Remote Control or track management software through the Xtra.Black Box\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003ePower and communication via existing De Haardt transponder\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eNo batteries required\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eVersion:\u003c\/strong\u003e MK2\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e All De Haardt shutdown transponders — downward compatible with previous Xtra.Sensor installations\u003c\/p\u003e","brand":"Rental Kart Parts","offers":[{"title":"Default Title","offer_id":56987048214911,"sku":"DHSSMK2","price":194.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0986\/0772\/6975\/files\/dca9af_1866e98bf6d3488d8a5e88ff179b0c35_mv2.png?v=1771515949"},{"product_id":"de-haardt-xtra-range-extender","title":"De Haardt Xtra Range Extender – PC Interface \u0026 Signal Booster","description":"\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eThe De Haardt Xtra range extender does two jobs in one unit. As a range booster, it extends the operating range of the Xtra mini remote and standard remote control beyond their standard limits — essential for larger outdoor circuits where the track perimeter stretches beyond what a handheld remote can reliably cover from a single marshal position. As a PC interface, it allows speed control commands to be issued directly from a computer rather than the handheld remote, integrating De Haardt speed control into a central race control software setup.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eBoth functions operate simultaneously from a single unit — so an outdoor track running race control software and needing extended remote coverage gets both from one piece of hardware rather than two.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eFor any outdoor operation where marshals have reported patchy remote response at far points of the circuit, the range extender is the fix. For operations moving toward centralised race control via PC, it is the hardware bridge that makes that possible.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eFunctions:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\"\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eSignal range extension for Xtra mini remote and standard remote\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003ePC interface for computer-issued speed control commands\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eBoth functions operate simultaneously\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eCompatible with:\u003c\/strong\u003e De Haardt Xtra mini remote and standard Xtra remote control\u003c\/p\u003e","brand":"Rental Kart Parts","offers":[{"title":"Default Title","offer_id":57425556734335,"sku":"DHBBRE","price":838.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0986\/0772\/6975\/files\/dca9af_ab3d5142a76646c48855628644ff9323_mv2.png?v=1777385160"},{"product_id":"de-haardt-xtra-timing-host","title":"De Haardt Xtra Timing Host – Central Decoder Unit","description":"\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eThe De Haardt Xtra Timing Host is the central decoder unit at the heart of any De Haardt timing installation. It receives and processes transponder signals from karts as they pass timing points around the circuit, recording lap and sector times accurately and feeding that data into the wider De Haardt system.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eIf you are running De Haardt Xtra speed control and want to add lap timing and sector analysis to the same infrastructure, the timing host is the required hub that brings those two functions together. One timing host per installation — everything else in the timing system connects through it.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eFor operations building out a full De Haardt Xtra installation from scratch, the timing host is the component to specify early — it determines what timing data the system can capture and how that data is distributed to track software and race control.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eFunction:\u003c\/strong\u003e Central decoder and hub for De Haardt Xtra timing system\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eRequired for:\u003c\/strong\u003e Any De Haardt Xtra installation using lap timing or sector timing\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eCompatible with:\u003c\/strong\u003e De Haardt Xtra transponders, Xtra.Sensor MK2, Xtra.Track Remote, Xtra.Black Box\u003c\/p\u003e","brand":"Rental Kart Parts","offers":[{"title":"Default Title","offer_id":57425557160319,"sku":"DHBBTH","price":838.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0986\/0772\/6975\/files\/dca9af_ab3d5142a76646c48855628644ff9323_mv2_191f42c6-5053-4e5b-a921-0613bdc0faa8.png?v=1777385161"},{"product_id":"replacement-key-pad-for-xtra-remote-control","title":"De Haardt Xtra Remote Control Replacement Key Pad","description":"\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eReplacement key pad for the De Haardt Xtra remote control. The key pad is the tactile button membrane beneath the face of the remote — the component that takes the most direct physical punishment in daily use. On a busy rental track where the remote is in constant use across multiple sessions every day, button response degrades over time and individual buttons can become unresponsive or require excessive force to register.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eA replacement key pad restores correct button feedback and function at a fraction of the cost of replacing the entire remote unit. If your remote is otherwise functioning correctly but the buttons are feeling mushy or unreliable, this is the repair rather than a new remote.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eCompatible with:\u003c\/strong\u003e De Haardt Xtra remote control\u003c\/p\u003e","brand":"Rental Kart Parts","offers":[{"title":"Default Title","offer_id":57425557258623,"sku":"DHRERFR","price":135.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0986\/0772\/6975\/files\/DeHaardt-Xtra.Remote-Control-outte3umuhcu9alarpq0pbhhbuvln1j1wgtzy0treo.png?v=1778072226"},{"product_id":"de-haardt-xtra-ev-mk2-shutdown-transponder","title":"De Haardt Xtra. EV MK2 Shutdown Transponder","description":"\u003cp\u003eDe Haardt Xtra EV MK2 shutdown transponder for electric karts. Connects to the kart to receive speed commands from the Xtra remote control or mini remote control, allowing the track operator to remotely adjust individual kart speeds, impose time penalties or bring karts to a stop in an emergency. Every electric kart to be remotely controlled must be fitted with an Xtra EV transponder. Fully configurable and compatible with the majority of electric kart platforms.\u003c\/p\u003e\u003cp\u003eFor electric karts only. Compatible with most electric kart platforms. Works with Xtra remote and mini remote controls.\u003c\/p\u003e","brand":"Rental Kart Parts","offers":[{"title":"Default Title","offer_id":57425558307199,"sku":"DHRESTEVMK2T","price":274.99,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0986\/0772\/6975\/files\/dca9af_341d9f7a7e974324bcbbb290179b0d21_mv2.png?v=1777385165"},{"product_id":"de-haardt-xtra-transition-cable-for-ev-mk2-shutdown-transpoder","title":"De Haardt Xtra. Transition Cable for EV MK2 Shutdown Transpoder","description":"\u003cp\u003eDe Haardt Xtra transition cable for converting the new MK2 transponder plug to the older conventional wiring loom. Used when upgrading an existing kart fleet from the original CDI shutdown wiring to the MK2 EV shutdown transponder system — the transition cable allows the new MK2 transponder to be connected to the existing wiring without rewiring the kart.\u003c\/p\u003e\u003cp\u003eCompatible with: De Haardt Xtra MK2 EV shutdown transponder system.\u003c\/p\u003e","brand":"Rental Kart Parts","offers":[{"title":"Default Title","offer_id":57425558569343,"sku":"DHRESTEVMK2TC","price":24.99,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0986\/0772\/6975\/files\/dca9af_79a2196d2ca24798a2dab8d2908fe444_mv2_4f966c8b-55e3-4404-8919-601a531e39ef.jpg?v=1777385168"},{"product_id":"dhsectorbeaconpowercable","title":"De Haardt Sector Beacon Power Cable","description":"\u003cp\u003ePower cable for the De Haardt Xtra sector beacon system. Supplies power from the track power distribution to the sector beacon unit. This cable is specific to the sector beacon and should not be confused with other De Haardt system cables. If the sector beacon is not powering on, checking and replacing this cable is an early diagnostic step.\u003c\/p\u003e\u003cp\u003eCompatible with: De Haardt Xtra sector beacon system.\u003c\/p\u003e","brand":"Rental Kart Parts","offers":[{"title":"Default Title","offer_id":57425558667647,"sku":"DHSBPC","price":95.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0986\/0772\/6975\/files\/images.jpg?v=1778757737"},{"product_id":"de-haardt-xtra-track-remote-control","title":"De Haardt Xtra.Track Remote – Go Kart Speed Control \u0026 Race Management","description":"\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eThe Xtra.Track Remote is the latest generation handheld race control unit for De Haardt Xtra series systems — giving track personnel real-time speed control over every kart on the circuit from anywhere within a 100 metre operating range. Install an Xtra.Black Box and that range extends significantly further, covering larger or more complex circuit layouts without dead zones.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eFrom a single unit, operators can adjust the speed of individual karts, selected groups, or the entire fleet instantly — the kind of response capability that matters when an incident develops quickly and you need the fleet slowed before it reaches the affected area. Time penalties can be issued directly from the remote too; a reckless driver is automatically slowed for a predefined period and then restored to normal speed without any further intervention from race control. Clean, consistent, and impossible to argue with.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eThe latest generation brings a meaningful set of hardware upgrades over previous versions — USB-C connectivity for improved reliability, wireless charging for effortless daily top-ups, up to 12 hours of active use from the integrated battery, a brighter display for visibility in all lighting conditions, a more compact form factor for easier handling on the move, and a more robust housing that handles the daily punishment of a working track environment.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eAll track activity can be monitored and kept up to date by connecting the remote to a computer via USB.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eOperating range:\u003c\/strong\u003e 100 metres standard, extendable with Xtra.Black Box\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eBattery:\u003c\/strong\u003e Integrated, up to 12 hours active use\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eCharging:\u003c\/strong\u003e Wireless charging and USB-C\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eDisplay:\u003c\/strong\u003e Brighter, high visibility in all conditions\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eFunctions:\u003c\/strong\u003e Individual, group or full fleet speed control, time penalties, emergency stop, speed restore\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eConnectivity:\u003c\/strong\u003e USB-C, computer connection for track activity monitoring\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eCompatible with:\u003c\/strong\u003e All De Haardt Xtra series products\u003c\/p\u003e","brand":"Rental Kart Parts","offers":[{"title":"Default Title","offer_id":57537735262591,"sku":"DHRETCU","price":1069.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0986\/0772\/6975\/files\/DeHaardt-Xtra.-Track-Remote-_0.5x-rim4o0cndmhas0jxf26yqq6j286rmvxylkuqp3d69s.png?v=1778855916"}],"url":"https:\/\/rentalkartparts.com\/collections\/dehaardt.oembed","provider":"Rental Kart Parts","version":"1.0","type":"link"}