Instant hot water anywhere

The Onsen Portable Tankless Water Heater turns cold water into instant hot water so you can enjoy a hot shower on all your outdoor adventures.

Key features

LED screen

Simple and precise display of water temperature and battery life.

On / Off showerhead

Includes a premium quality showerhead with On / Off button and stainless steel hose.

Dual ignition

The only portable tankless water heater on the market to feature both “D” battery and 12-volt  ignition.

Why choose Onsen

Free delivery
US/Canada Based Support
Easy returns
Shield Checkmark
2-Year Warranty