About these itemsRapid Heating RV Water HeaterThis RV tankless water heater delivers high BTU output of 42000, 55000, or 65000, enabling near-instant hot water supply for showers, dishwashing, and more. With CSA certification and advanced protection features, it's built for reliability and peace of mind in all travel environments.All-Season Temperature ControlEach model features segmented combustion technology that adapts water temperature to seasonal changes, preventing overheating in summer while maintaining comfort during winter. This energy-efficient design ensures consistent performance year-round.Smart Touchscreen ControlsEquipped with a sleek LED smart display and intuitive touch panel, these heaters offer effortless control of water temperature and power settings. Simple to operate and monitor, perfect for RVers looking for convenience.Outdoor and Indoor Usage OptionsSelect models include an outdoor water outlet in addition to the standard internal one, expanding functionality for tasks like washing pets, cleaning equipment, or rinsing off after adventures outside your camper or trailer.Universal Fit and Easy InstallationDesigned for compatibility, all units come with a 15x15" door panel and fit a rear chamber size of 12.6x12.6x14", with 1/2" NPT connectors and a Ï2.36" exhaust pipe. Quick connections and complete hardware simplify installation across various RV models.Key DifferencesThe 65000 BTU model provides the highest heating power and includes both indoor and outdoor outlets for greater versatility.The 55000 BTU units focus on high performance with efficient heat dissipation, making them ideal for intensive indoor use.The 42000 BTU models offer efficient heating and are also equipped with an outdoor outlet, catering to users who prioritize dual-function use in compact settings.Only the 55000 BTU versions feature a high-performance cooling fan to enhance longevity through superior heat dissipation.All models are compatible with the same installation dimensions but differ in outlet configuration and heat output.SpecificationsModel Numbers: TM-RV03-2, TMRVQ-05010165, TM-RV03-2B, TMRVQ-05010242Heat Output: 42000 BTU, 55000 BTU, or 65000 BTUPower Supply: DC 12VWater Pressure Range: 14.5-100 psiMinimum Starting Flow Rate: 2.8 L/minWater Inlet/Outlet Connection Size: 1/2" NPTGas Inlet Size: 1/2" NPTNet Weight: 11.7 kg / 25.8 lbsProduct Dimensions: 15x15x14 in / 380x380x358 mm (depth excluding fittings)Package Contents1 x Door Panel(12 + 3) x Nickel-Plated Cross-Head Screws M4 x 8(12 + 3) x Nickel-Plated Spring Washers(12 + 3) x Nickel-Plated Flat Washers1 x Brass Adapter (1/2" NPT to 5/8"-18UNF)1 x Inlet Gasket1 x ControllerWhite 65000BTU