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Never settle for a cold shower on the road again. At RV Parts Center, we carry a complete inventory of premium RV water heaters and OEM replacement parts. Whether you are looking to upgrade to an endless tankless system or simply need a quick replacement element, anode rod, or bypass kit, we stock the industry's most reliable brands including Suburban, Atwood, Dometic and Girard to ensure you always have hot water on demand.

RV Water Heaters

A hot shower is one of the ultimate comforts of modern RV living, turning your mobile rig into a true home away from home. However, because RV water heaters operate in a high-vibration environment and are subjected to varying water quality across different campsites, their electrical elements, burner tubes, and structural seals require routine maintenance and eventual replacement. Choosing the right water heating system depends on your camping style, family size, and power setups. From traditional gas/electric tank models that offer fast recovery times to cutting-edge, space-saving tankless systems that provide a continuous, on-demand stream of hot water, we have options to fit every RV floor plan and budget.

Featured Products

To help you find exactly what you need, we have highlighted one top-tier product representing each of the core water heater subcategories on this page:
  • Girard GSWH-2 Tankless Water Heater (Girard Tankless Water Heaters): The ultimate upgrade for endless hot water. This on-demand LP gas system dynamically adjusts its burner to regulate water temperature, fitting perfectly into standard 6-gallon water heater cabinet openings.
  • Dometic/Atwood 6-Gallon DSI Gas Water Heater (Atwood/Dometic RV Water Heaters - Part # 94001SP): A lightweight, clad-aluminum tank that naturally resists corrosion and eliminates the need for a sacrificial anode rod. Features convenient Direct Spark Ignition (DSI) controlled from inside your cabin.
  • Suburban SW6DE 6-Gallon Gas/Electric DSI Water Heater (Suburban RV Water Heaters - Part # 5239A): A heavy-duty, porcelain-lined steel tank offering the versatility to run on LP gas, 120V shore power, or both simultaneously for an ultra-fast heat recovery rate.
  • Camco Supreme RV Water Heater Bypass Kit (RV Water Heater By-Pass Kit): A simple, brass 3-way valve plumbing kit that lets you isolate your water heater tank during winterization. Save up to 6 to 10 gallons of expensive RV antifreeze every single winter!