Instant hot water anywhere your adventures take you. The Onsen 10L is Onsen’s most powerful portable water heater, turning freezing water into hot water on demand—perfect for spring, fall, or icy water under 45°F (7°C).
Electronic ignition—no pilot light, no wasted gas, activated by water flow and pressure
Dual-ignition system—choose between two “D” cell batteries or a 12V power source for ultimate portability
Premium shower head & digital display included, with 12V battery clips for easy setup
Runs on a standard propane tank and delivers 10L of hot water instantly
Ideal for hunting camps, off-grid cabins, camping, boating, horse trailers, stables, pet grooming, or poolside rinses, the Onsen 10L brings comfort wherever you roam.
