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Thermo 90 ST – state-of-the art controller and easy service
Thermo 90 ST
This device is ideal for daily use: infinitely variable temperature adjustment, high heat output, compact dimensions, service friendly technology, and an extremely low noise level.
Webasto Heat Water
 
Expert recommendation
Thermo 90 ST water station
The Thermo 90 ST is pre-mounted in a stainless steel housing and enables high heat output with an infinitely variable temperature control. In addition to the large Thermo 90 ST, the Thermo 40 and Thermo 50 are also available.
Thermo 50
Thermo 90 Control
The preset heater timer can be used to set three different starting times for the Webasto water heater, and to set an alarm call time.

Display all matching controllers
Thermo 90 ST
Fuel consumption adjustment range
0.19 – 0.9 l/h
Rated power consumption adjustment range
37 - 83 W
Dimensions (L x W x H)
314 x 133 x 232 mm
Heater weight
4.8 kg
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FAQs
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We would be happy to recommend your nearest Webasto Marine Dealer to answer all of your questions.
Hotline: UK: 00 44 (0) 1302 322232
Mon. to Fri. 08:30 – 17:15
Products are protected by patents and/or patents pending.