{"product_id":"252993050000-genuine-eberspacher®-hydronic-water-heater-12v-kit","title":"252993050000 | Genuine Eberspacher® Hydronic Water Heater 12V Kit","description":"\u003cp\u003e\u003cstrong\u003eDescription:\u003cbr\u003e\u003c\/strong\u003eA hydronic water heater \u003cstrong\u003e252993050000 \u003c\/strong\u003eis a liquid-based heating system that keeps the cab and sleeper warm without idling the engine.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e: 252993050000, \u003cspan\u003e25 2993 05 0000, 25.2993.05.0000\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003cspan\u003e: New\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003eManufacture\/Brand\u003c\/strong\u003e\u003cspan\u003e: Eberspacher\u003cbr\u003e\u003c\/span\u003e\u003cstrong data-end=\"176\" data-start=\"160\"\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003cb\u003eSpecifications 252993050000:\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFuel:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eDiesel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e12V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat output:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e17,000 BTU (5 kW)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFuel consumption:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e0.03 - 0.15 gal\/h (0.15–0.59 L\/h)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower consumption:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e5 - 32 W\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax operating altitude:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e9,900 ft (3,000 m)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"productView-col\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cul class=\"nav catalog\" id=\"catalogModels\"\u003e\u003c\/ul\u003e\n\u003cp data-end=\"353\" data-start=\"160\"\u003e\u003cstrong\u003ePurpose of using 252993050000:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp data-end=\"232\" data-start=\"199\"\u003e\u003cstrong\u003e1. No engine idling (big one)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"356\" data-start=\"233\"\u003e\n\u003cli data-end=\"284\" data-start=\"233\"\u003e\n\u003cp data-end=\"284\" data-start=\"235\"\u003eHeats the \u003cstrong data-end=\"262\" data-start=\"245\"\u003ecab \u0026amp; sleeper\u003c\/strong\u003e with the engine off\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"310\" data-start=\"285\"\u003e\n\u003cp data-end=\"310\" data-start=\"287\"\u003eSaves a \u003cem data-end=\"300\" data-start=\"295\"\u003elot\u003c\/em\u003e of diesel\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"337\" data-start=\"311\"\u003e\n\u003cp data-end=\"337\" data-start=\"313\"\u003eAvoids \u003cstrong data-end=\"337\" data-start=\"320\"\u003eno-idle fines\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"356\" data-start=\"338\"\u003e\n\u003cp data-end=\"356\" data-start=\"340\"\u003eCuts engine wear\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"395\" data-start=\"358\"\u003e\u003cstrong\u003e2. Cold-weather engine protection\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"536\" data-start=\"396\"\u003e\n\u003cli data-end=\"422\" data-start=\"396\"\u003e\n\u003cp data-end=\"422\" data-start=\"398\"\u003eHeats \u003cstrong data-end=\"422\" data-start=\"404\"\u003eengine coolant\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"453\" data-start=\"423\"\u003e\n\u003cp data-end=\"453\" data-start=\"425\"\u003eMakes \u003cstrong data-end=\"453\" data-start=\"431\"\u003ecold starts easier\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"495\" data-start=\"454\"\u003e\n\u003cp data-end=\"495\" data-start=\"456\"\u003eReduces engine damage in freezing temps\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"536\" data-start=\"496\"\u003e\n\u003cp data-end=\"536\" data-start=\"498\"\u003eFaster warm-up = less smoke and stress\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"565\" data-start=\"538\"\u003e\u003cstrong\u003e3. Comfort while parked\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"669\" data-start=\"566\"\u003e\n\u003cli data-end=\"596\" data-start=\"566\"\u003e\n\u003cp data-end=\"596\" data-start=\"568\"\u003eQuiet, steady heat all night\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"632\" data-start=\"597\"\u003e\n\u003cp data-end=\"632\" data-start=\"599\"\u003eMore even warmth than air heaters\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"669\" data-start=\"633\"\u003e\n\u003cp data-end=\"669\" data-start=\"635\"\u003eGreat for sleeper berths in winter\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"699\" data-start=\"671\"\u003e\u003cstrong\u003e4. Multi-use heat source\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"715\" data-start=\"700\"\u003eOne system can:\u003c\/p\u003e\n\u003cul data-end=\"798\" data-start=\"716\"\u003e\n\u003cli data-end=\"730\" data-start=\"716\"\u003e\n\u003cp data-end=\"730\" data-start=\"718\"\u003eHeat the cab\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"748\" data-start=\"731\"\u003e\n\u003cp data-end=\"748\" data-start=\"733\"\u003eWarm the engine\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"798\" data-start=\"749\"\u003e\n\u003cp data-end=\"798\" data-start=\"751\"\u003eSometimes provide \u003cstrong data-end=\"782\" data-start=\"769\"\u003ehot water\u003c\/strong\u003e (custom setups)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"828\" data-start=\"800\"\u003e\u003cstrong\u003e5. Lower operating costs\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"943\" data-start=\"829\"\u003e\n\u003cli data-end=\"866\" data-start=\"829\"\u003e\n\u003cp data-end=\"866\" data-start=\"831\"\u003eBurns \u003cstrong data-end=\"854\" data-start=\"837\"\u003efar less fuel\u003c\/strong\u003e than idling\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"888\" data-start=\"867\"\u003e\n\u003cp data-end=\"888\" data-start=\"869\"\u003eExtends engine life\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"943\" data-start=\"889\"\u003e\n\u003cp data-end=\"943\" data-start=\"891\"\u003ePays for itself over time (especially for long-haul)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"979\" data-start=\"945\"\u003e\u003cstrong\u003e6. Works in extreme conditions\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1079\" data-start=\"980\"\u003e\n\u003cli data-end=\"1016\" data-start=\"980\"\u003e\n\u003cp data-end=\"1016\" data-start=\"982\"\u003eReliable in \u003cstrong data-end=\"1016\" data-start=\"994\"\u003every cold climates\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1079\" data-start=\"1017\"\u003e\n\u003cp data-end=\"1079\" data-start=\"1019\"\u003eUsed by emergency vehicles, oilfield trucks, heavy equipment\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-end=\"353\" data-start=\"160\"\u003e\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong data-end=\"597\" data-start=\"585\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSigns of a Bad Hydronic Water Heater 252993050000:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp data-start=\"216\" data-end=\"243\"\u003e\u003cstrong\u003e1. No heat or weak heat\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"244\" data-end=\"379\"\u003e\n\u003cli data-start=\"244\" data-end=\"268\"\u003e\n\u003cp data-start=\"246\" data-end=\"268\"\u003eCab\/sleeper stays cold\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"269\" data-end=\"379\"\u003e\n\u003cp data-start=\"271\" data-end=\"379\"\u003eTakes \u003cem data-start=\"277\" data-end=\"282\"\u003eway\u003c\/em\u003e longer to warm up than normal\u003cbr data-start=\"312\" data-end=\"315\"\u003e Often: glow plug, fuel delivery, or coolant circulation issue\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"381\" data-end=\"416\"\u003e\u003cstrong\u003e2. Heater starts then shuts off\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"417\" data-end=\"558\"\u003e\n\u003cli data-start=\"417\" data-end=\"459\"\u003e\n\u003cp data-start=\"419\" data-end=\"459\"\u003eFires up, runs a few minutes, then stops\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"460\" data-end=\"558\"\u003e\n\u003cp data-start=\"462\" data-end=\"558\"\u003eRepeated restart attempts\u003cbr data-start=\"487\" data-end=\"490\"\u003e Flame sensor, overheat fault, low voltage, or clogged fuel screen\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"560\" data-end=\"597\"\u003e\u003cstrong\u003e3. Fault codes or blinking lights\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"598\" data-end=\"720\"\u003e\n\u003cli data-start=\"598\" data-end=\"628\"\u003e\n\u003cp data-start=\"600\" data-end=\"628\"\u003eController shows error codes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"629\" data-end=\"720\"\u003e\n\u003cp data-start=\"631\" data-end=\"720\"\u003eRapid blinking LED on the unit\u003cbr data-start=\"661\" data-end=\"664\"\u003e The heater is protecting itself—don’t ignore this one\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"722\" data-end=\"763\"\u003e\u003cstrong\u003e4. Strong diesel smell or white smoke\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"764\" data-end=\"871\"\u003e\n\u003cli data-start=\"764\" data-end=\"783\"\u003e\n\u003cp data-start=\"766\" data-end=\"783\"\u003eExcess fuel smell\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"784\" data-end=\"871\"\u003e\n\u003cp data-start=\"786\" data-end=\"871\"\u003eWhite smoke from exhaust\u003cbr data-start=\"810\" data-end=\"813\"\u003e Incomplete combustion, bad glow plug, or carbon buildup\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"873\" data-end=\"920\"\u003e\u003cstrong\u003e5. Loud clicking, whining, or unusual noise\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"921\" data-end=\"1038\"\u003e\n\u003cli data-start=\"921\" data-end=\"965\"\u003e\n\u003cp data-start=\"923\" data-end=\"965\"\u003eFuel pump clicking much louder than normal\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"966\" data-end=\"1038\"\u003e\n\u003cp data-start=\"968\" data-end=\"1038\"\u003eGrinding or squealing\u003cbr data-start=\"989\" data-end=\"992\"\u003e Failing pump, air in fuel line, or worn fan\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1040\" data-end=\"1060\"\u003e\u003cstrong\u003e6. Coolant leaks\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1061\" data-end=\"1181\"\u003e\n\u003cli data-start=\"1061\" data-end=\"1084\"\u003e\n\u003cp data-start=\"1063\" data-end=\"1084\"\u003eWet spots under truck\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1085\" data-end=\"1109\"\u003e\n\u003cp data-start=\"1087\" data-end=\"1109\"\u003eSweet smell in the cab\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1110\" data-end=\"1181\"\u003e\n\u003cp data-start=\"1112\" data-end=\"1181\"\u003eLow coolant level\u003cbr data-start=\"1129\" data-end=\"1132\"\u003e Hose, fitting, or internal heat exchanger leak\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1183\" data-end=\"1214\"\u003e\u003cstrong\u003e7. Overheating or shutdowns\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1215\" data-end=\"1340\"\u003e\n\u003cli data-start=\"1215\" data-end=\"1245\"\u003e\n\u003cp data-start=\"1217\" data-end=\"1245\"\u003eUnit overheats and trips off\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1246\" data-end=\"1340\"\u003e\n\u003cp data-start=\"1248\" data-end=\"1340\"\u003eFan keeps running after shutdown\u003cbr data-start=\"1280\" data-end=\"1283\"\u003e Coolant flow problem (bad circulation pump or airlock)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1342\" data-end=\"1362\"\u003e\u003cstrong\u003e8. Battery drain\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1363\" data-end=\"1509\"\u003e\n\u003cli data-start=\"1363\" data-end=\"1408\"\u003e\n\u003cp data-start=\"1365\" data-end=\"1408\"\u003eHeater won’t start unless engine is running\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1409\" data-end=\"1509\"\u003e\n\u003cp data-start=\"1411\" data-end=\"1509\"\u003eLow-voltage shutdowns overnight\u003cbr data-start=\"1442\" data-end=\"1445\"\u003e Weak batteries, poor wiring, or heater drawing too much power\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1511\" data-end=\"1541\"\u003e\u003cstrong\u003e9. Soot buildup at exhaust\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1542\" data-end=\"1630\"\u003e\n\u003cli data-start=\"1542\" data-end=\"1630\"\u003e\n\u003cp data-start=\"1544\" data-end=\"1630\"\u003eBlack soot around heater exhaust\u003cbr data-start=\"1576\" data-end=\"1579\"\u003e Poor combustion—common if maintenance is overdue\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1632\" data-end=\"1682\"\u003e\u003cstrong\u003e10. Works sometimes, not others (intermittent)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1683\" data-end=\"1779\"\u003e\n\u003cli data-start=\"1683\" data-end=\"1779\"\u003e\n\u003cp data-start=\"1685\" data-end=\"1779\"\u003eWorks one night, fails the next\u003cbr data-start=\"1716\" data-end=\"1719\"\u003e Electrical connections, sensors, or control module issues\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp data-end=\"476\" data-start=\"97\"\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eAbout the Manufacturer – Eberspacher\u003c\/span\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003e:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"518\" data-start=\"52\"\u003eEberspächer is a long-established German automotive technology company and a leading global supplier of vehicle heating, thermal management, exhaust systems, and climate control solutions. Founded in 1865 and headquartered in Esslingen am Neckar, Germany, the company has grown into an international supplier serving almost all major vehicle manufacturers worldwide, with around 80 locations in 30 countries. \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-end=\"1016\" data-start=\"520\"\u003eEberspächer products include engine-independent fuel-operated heaters and electric heaters used in trucks, buses, cars, RVs, and industrial vehicles to provide reliable cabin heating, engine pre-heating, and climate comfort, even in extreme cold. Their heater technology—sold under names like Hydronic (water heaters) and Airtronic (air heaters)—is widely respected for durability, efficiency, and integration with modern vehicle systems.\u003c\/p\u003e","brand":"Eberspacher","offers":[{"title":"Default Title","offer_id":50500010606839,"sku":"252993050000","price":1379.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0895\/7080\/3959\/files\/photo_2026-02-15_04-27-58_2.jpg?v=1771264719","url":"https:\/\/forcetruckparts.com\/products\/252993050000-genuine-eberspacher%c2%ae-hydronic-water-heater-12v-kit","provider":"Force Truck Parts","version":"1.0","type":"link"}