OFF HWY - 909542_Thermo Pro 90 HD

Thermo Pro 90 Heavy Duty Heavy Duty Coolant Heater Kit for Off-Highway Applications

Heavy Duty Off-Highway Version

Built Tough for Off-Highway Demands Webasto‘s Heavy Duty Thermo Pro 90 was specifically designed with heavy duty fittings and hardware to perform in the most demanding Off-Highway conditions. They offer the ideal solution for engine pre-heat, operator comfort and increased productivity in cold and moderate temparatures. When combined with hydraulic fluid warmers they can also be used to heat fuel and hydraulic fluids. This unique combination will eliminate cold starts, reduce maintenance costs and have your equipment ready to go when workers arrive to start the day.

Coolant Heater Features: n Auxilliary heating for heavy vehicles and machines, offering up to 31,000 BTU/h (9.1 kW) of heating power n Arctic Start function provides quick pre-heat even in extremely cold temperatures n Low heater power consumption due to highly efficient design n Highest product quality with long service life n Automatic altitude adjustment up to 11,000 feet (3,350 m) n Available for OE and aftermarket installation n Several mounting options available n Bio-diesel compatible n Quiet operation

Technical specifications

Thermo Pro 90

Heating Capacity (Control range / Boost)

6,100 – 26,000 BTU/h / 31,000 BTU/h (1.8 – 7.6 kW / 9.1 kW)

Fuel Consumption (Control range / Boost)

0.05 – 0.23 gal/h / 0.29 gal/h (0.2 – 0.9 l/h / 1.1 l/h)

Fuels (Suitability for special fuels)

JP8, Diesel 1, Diesel 2, Arctic, Biodiesel (PME)

Rated Voltage

12 or 24 V

Power Consumption (Part load - full load / Boost)

37 – 83 W / 90 W

Operational Temperature Range

- 40° to +176° F (- 40° to +80° C)

Dimensions (L x W x H)

15 x 5.5 x 9.13 in (381 x 140 x 232 mm)


10.8 lbs (4.9 kg)

Technical specifications for circulating pump (attached to heater) U4840 Coolant Flow

3 gal/min (700 l/h)

Dimensions (L x W x H)

7.1 x 2.9 x 4.4 in (180 x 74 x 112 mm) including connectors


1.5 lbs (0.7 kg)

Heavy Duty Fittings and Hardware:

Compact Heavy Duty Heater Kit (24 V) - Part Number: 5011081A

Standard Kit Components: n Compact Heavy Duty Heater n Integrated Control Unit n Fuel Metering Pump w/Mounting Bracket n Fuel Line w/Couplers and Clamps n Fuel Filter n Universal Fuel Standpipe n Fuel Pump Power Harness n Wiring Harness w/On/Off Switch and Fuse Block n Exhaust Muffler w/Mounting Hardware n Integrated Magnetic Drive Coolant Pump n Stainless Steel Exhaust Tube n Stainless Steel Combustion Air Intake Tube n Constant Torque Coolant Hose Clamps n Steel Mounting Bracket for Heater n Coolant Hose Reducers & Y Pipes n Blink Code Diagnostics and PC Interface Diagnostics n Operation/Installation Manual n 2 Year/2000 Hour Limited Warranty

(x10) (x20) (x8)

SmarTemp Control fx 2.0 (optional): for Thermo Pro 90 - Part Number 5010633B

• Programmable runtimes • USB diagnostics • Ergonomical design • Large backlit LCD screen

Webasto Thermo & Comfort North America, Inc. 15083 North Road Fenton, Michigan 48430 USA Toll Free: 800-860-7866 Phone: 810-593-6000

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