Boasting a powerful 48, 000 BTUs, the KingRVer Tankless RV water heater delivers a remarkable 2.5 GPM of hot water. Its optimal performance is enough to supply an entire RV with endless hot water. The tankless RV water heater effortlessly supports multiple hot showers and dishwashing without preheating, making it a versatile and efficient choice for RVers. Efficient and Energy-Saving48, 000 BTUs can also provide adequate hot water as a higher BTU while saving propane. Staged combustion technology prevents overheating in summer and conserves propane. The tankless heater only activates when you turn on the water, unlike tank heaters that run constantly to keep the water at the set temperature. This makes the KingRVer RV Tankless Water Heater an economical and environmentally friendly choice. Great ReplacementIt's easy to replace Suburban, Dometic, and other 6, 10, or 12-gal. tank RV water heaters. The KingRVer RV Tankless Water Heater opening size is 12.7" x 12.7". The door is not included which allows you to purchase the door separately for fitting your application. Wide ApplicationThe KingRVer RV On-Demand Water Heater can operate at above 5000' high altitudes. Plus, this tankless water heater extends its usability beyond RVs, reaching remote, off-grid cabin homes on hills. A portable power station effortlessly meets its low DC 12V power requirement, ensuring a hot water supply in any environment. What's IncludedThe KingRVer RV Tankless Water Heater comes with a built-in 150 PSI pressure relief valve and remote control. With the intelligent digital remote controller, you can effortlessly set the desired temperature within a range of 95° to 123°FSpecificationsMax Heat Input: 48, 000 BTU/hr. GPM: 0.55 - 2.5Fuel: Propane (LP)Setting Temperature Range: 95°F - 123°FMin Cut-Out Size: 13" x 13"Max Cut-Out Size: 13.3" x 13.3"Water Heater Size: 13.78"D x 12.7"W x 12.7"HRated Power: 43WApplicable Water Pressure: 14.5 - 150 PSIElectric Supply: DC 12VIgnition Method: AutomaticGas Inlet: 5/8" UNFCold Water Inlet: 1/2" NPTHot Water Outlet: 1/2" NPTTotal Input Current: | Fogatti KingRVer Tankless RV Water Heater without Door