Webasto RV Catalog 2025-26 EN

Water heaters Thermo Pro 90

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Scopes of delivery

Thermo Pro 90 The Thermo Pro 90 enables the pre-heating of the passenger compartment in medium to large vehicles and optional engine pre-heating.

Order number Thermo Pro 90 D 12 V Basic Mounting Kit Thermo Pro 90 12 V Standard

The advantages of the Thermo Pro 90:  Wide heating power range from 1.8 to 9.1 kW  Low weight, compact design  High operational readiness of vehicles even at low temperatures  Automatic altitude adjustment up to 3,500 m

9023075C

9024620A

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User interface To control the heater please chose a user interface such as a switch or a timer from the accessory catalog. Water system For distribution and conversion of heat within the vehicle, you need additional pipes, valves etc. Accessories (optional) For extension of your heater system you will find ​ comfort control elements as well as other installati- on and ​system components in the separate heating ​catalog as well as in this catalog.

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When several convectors are applied, a parallel distribution should be chosen. That way you ensure that even the last convector is still performing perfectly.

Thermo Pro 90 Basic heater incl. U4840 Fuel pump DP42.4 Documentation

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Mounting kit standard Exhaust system with exhaust silencer Wiring harness with fuse holder Extension wiring harness for fuel pump 5 m Fuel hose 6 m Combustion system with air intake silencer Mounting parts

Technical specifications

Thermo Pro 90

1.8 – 7.6 / 9.1

Heating power, control range/boost (kW)

Diesel DIN EN 590, B100 FAME DIN EN 14214, Fuel oil EL DIN 51603-1, Paraffinic fuel DIN EN 15940 (HVO, GTL)

Fuels

0.2 – 0.90 / 1.1

Fuel consumption, control range/boost (l/h)

12

Rated voltage (V)

10.5 – 16

Operating voltage range (V) Rated power consumption (W) Dimensions L x W x H (mm)

Please refer to our separate heating product catalog for our full range of accessories (see also page 9).

37 – 83 / 90

385 x 139 x 219

4.9

Weight (kg)

* Recommendation: max. one season only due to aging of the fuel.

40

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