{"product_id":"2522190500000-z-genuine-eberspacher®-hydronic-water-heater-12v-kit","title":"2522190500000-Z | Genuine Eberspacher® Hydronic Water Heater 12V Kit","description":"\u003cp\u003e\u003cstrong\u003eDescription:\u003cbr\u003e\u003c\/strong\u003eA hydronic water heater\u003cstrong\u003e 2522190500000-Z\u003c\/strong\u003e is 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: 2522190500000-Z\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\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003cb\u003eSpecifications 2522190500000-Z:\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage: 12V\n\u003cdiv class=\"productView-col\"\u003eMax. Heat Output: 17,000 BTU (5 kW)\u003c\/div\u003e\n\u003cdiv class=\"productView-col\"\u003eMean electr. power: 22 - 48 W\u003c\/div\u003e\n\u003cdiv class=\"productView-col\"\u003eFuel consumption: 0.05 - 0.15 gal\/h (0.2 - 0.6 l\/h)\u003c\/div\u003e\n\u003cdiv class=\"productView-col\"\u003eWeight without cooling fluid and add on pieces: approx. (2.7 kg)\u003c\/div\u003e\n\u003cdiv class=\"productView-col\"\u003eHeater model: Hydronic D5WSC\u003c\/div\u003e\n\u003cdiv class=\"productView-col\"\u003eMax. Altitude: 5,000 ft (1,500 m)\u003cbr\u003eFuel: Diesel\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 id=\"catalogModels\" class=\"nav catalog\"\u003e\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003ePurpose of using 2522190500000-Z:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cstrong\u003e1. No engine idling (big one)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eHeats the \u003cstrong\u003ecab \u0026amp; sleeper\u003c\/strong\u003e with the engine off\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSaves a \u003cem\u003elot\u003c\/em\u003e of diesel\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAvoids \u003cstrong\u003eno-idle fines\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCuts engine wear\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e2. Cold-weather engine protection\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eHeats \u003cstrong\u003eengine coolant\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMakes \u003cstrong\u003ecold starts easier\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eReduces engine damage in freezing temps\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFaster warm-up = less smoke and stress\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e3. Comfort while parked\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eQuiet, steady heat all night\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMore even warmth than air heaters\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eGreat for sleeper berths in winter\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e4. Multi-use heat source\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eOne system can:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eHeat the cab\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWarm the engine\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSometimes provide \u003cstrong\u003ehot water\u003c\/strong\u003e (custom setups)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e5. Lower operating costs\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eBurns \u003cstrong\u003efar less fuel\u003c\/strong\u003e than idling\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eExtends engine life\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePays for itself over time (especially for long-haul)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e6. Works in extreme conditions\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eReliable in \u003cstrong\u003every cold climates\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\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\u003e\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSigns of a Bad Hydronic Water Heater 2522190500000-Z:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cstrong\u003e1. No heat or weak heat\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eCab\/sleeper stays cold\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eTakes \u003cem\u003eway\u003c\/em\u003e longer to warm up than normal\u003cbr\u003e Often: glow plug, fuel delivery, or coolant circulation issue\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e2. Heater starts then shuts off\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eFires up, runs a few minutes, then stops\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRepeated restart attempts\u003cbr\u003e Flame sensor, overheat fault, low voltage, or clogged fuel screen\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e3. Fault codes or blinking lights\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eController shows error codes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRapid blinking LED on the unit\u003cbr\u003e The heater is protecting itself—don’t ignore this one\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e4. Strong diesel smell or white smoke\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eExcess fuel smell\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhite smoke from exhaust\u003cbr\u003e Incomplete combustion, bad glow plug, or carbon buildup\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e5. Loud clicking, whining, or unusual noise\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eFuel pump clicking much louder than normal\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eGrinding or squealing\u003cbr\u003e Failing pump, air in fuel line, or worn fan\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e6. Coolant leaks\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eWet spots under truck\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSweet smell in the cab\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eLow coolant level\u003cbr\u003e Hose, fitting, or internal heat exchanger leak\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e7. Overheating or shutdowns\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eUnit overheats and trips off\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFan keeps running after shutdown\u003cbr\u003e Coolant flow problem (bad circulation pump or airlock)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e8. Battery drain\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eHeater won’t start unless engine is running\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eLow-voltage shutdowns overnight\u003cbr\u003e Weak batteries, poor wiring, or heater drawing too much power\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e9. Soot buildup at exhaust\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eBlack soot around heater exhaust\u003cbr\u003e Poor combustion—common if maintenance is overdue\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e10. Works sometimes, not others (intermittent)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eWorks one night, fails the next\u003cbr\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\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\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 class=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\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":51138275311863,"sku":"2522190500000-Z","price":1479.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0895\/7080\/3959\/files\/photo_2026-01-30_03-42-36_5.jpg?v=1770078368","url":"https:\/\/forcetruckparts.com\/products\/2522190500000-z-genuine-eberspacher%c2%ae-hydronic-water-heater-12v-kit","provider":"Force Truck Parts","version":"1.0","type":"link"}