Rely on the Camplux Smart Instant Propane RV Tankless Water Heater RS264B Pro. It features a built-in corrugated water tank, long term thermostat, and also heats up your water while driving. Ideal for all recreational vehicle applications. Compact size, energy efficiency, and on-demand hot water supply. Come with a door and indoor mounted switch controls. Backed by a 1 year warranty.

• Universal, all RV water heaters can be replaced, min cut-out is size is 13 in. x 13 in., max cut-out size is 13.3 in. x 13.3 in., and the door is 15.2 x 15.2 in., can replace Suburban and Atwood's 6 gal. tank water heaters, as well as Girard and Furrion's tankless water heater
• Stable hot water temperature, Camplux RV water heaters RS264B Pro, built-in corrugated water tank, effectively keeps the temperature stable even when the car is in motion
• Powerful efficiency, 6,5000 BTU, provide instant hot water on demand, adjust temperature ranges from 95F-125F, allowing travelers to enjoy hot showers and clean dishes, while on the road or at campsites
• Intelligent LED touch control screen, 12V control switch mounted inside for convenient control of water heater gas ignition, adjust temperature, and powers the electric element circuit
• Adjust water flow, built-in water flow switch, adjust the hot water flow according to the amount of water stored in your RV, 2.64 GPM, max up to 3.9 GPM
• Designed to heat water quickly, is essential for convenience and comfort, especially when traveling in colder climates
• For easy troubleshooting, displays E5 error codes if issues arise on remote controller: E5 Reason: 1. Water pressure is too low, below 10 PSI, or above 50 PSI, causing the water heater to fail to start
• 2. The wires are not properly connected according to the wires marked with positive and negative terminals; 3. Did not follow the 12V DC power requirements, did not use the RV's own battery or did not select a DC12V/5A adapter when using generator power
• Water Inlet/Outlet: NPT 1/2, Gas Inlet: NPT 5/8-18 UNF, Water Operating Pressure: 10 PSI-65 PSI, Power Input: 12V DC < 3A
• Camplux Customer Support: Provide comprehensive customer support services, including online services, product warranties, user manuals, troubleshooting guides.