Find out which Onsen is right for you

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Onsen 5L
Out of stock

Highlights

Lightweight and portable
(the size of a briefcase)

A practical on-the-go solution suitable for temporary installation

Good for one application at a time (e.g. shower)

Outdoor use only

Recommended use

Summer

(for incoming water temp 10°C or warmer)

Productivity

16.7°C (30°F) temperature increase at 5 liters (1.3 gallons) per minute

Runs for 12 to 16 hours on a 20 pound BBQ propane tank

BTU/h

32,000

Weight

10 lbs

Dimensions

18.35 x 11.89 x 6.69 in.
(the size of a briefcase)

Onsen 7L
Out of stock

Highlights

Semi-permanent installation requiring extra power

Capacity to heat freezing water on demand (incoming water temp 10°C or colder)

Up to two applications at the same time (e.g. shower and sink)

Outdoor use only

Recommended use

Spring / Fall / Winter

(for incoming water temp 10°C or colder)

Productivity

16.7°C (30°F) temperature increase at 10 liters (2.6 gallons) per minute

Runs for 8 to 12 hours on a 20 pound BBQ propane tank

BTU/h

50,000

Weight

12.5 lbs

Dimensions

21.85 x 11.89 x 7.05 in.
Onsen 10L
Out of stock

Highlights

Semi-permanent installation requiring extra power

Capacity to heat freezing water on demand (incoming water temp 10°C or colder)

Up to two applications at the same time (e.g. shower and sink)

Outdoor use only

Recommended use

Spring / Fall / Winter

(for incoming water temp 10°C or colder)

Productivity

16.7°C (30°F) temperature increase at 10 liters (2.6 gallons) per minute

Runs for 8 to 12 hours on a 20 pound BBQ propane tank

BTU/h

75,000

Weight

19 lbs

Dimensions

25.83 x 13.43 x 8.19 in.
(the size of a suitcase)

sale
Onsen 14L
$359.00 USD $479.00 USD saving $120.00 USD

Highlights

Lightweight and portable
(the size of a briefcase)

A practical on-the-go solution suitable for temporary installation

Good for one application at a time (e.g. shower)

Outdoor use only

Recommended use

Summer

(for incoming water temp 10°C or warmer)

Productivity

16.7°C (30°F) temperature increase at 5 liters (1.3 gallons) per minute

Runs for 12 to 16 hours on a 20 pound BBQ propane tank

BTU/h

97,000 - 100,000

Weight

10 lbs

Dimensions

18.35 x 11.89 x 6.69 in.
(the size of a briefcase)

Onsen 26L
Out of stock

BTU/h

180,000