Reliable Diesel Coolant Heating for Off-Highway Engines
Designed to improve cold-weather reliability, this Webasto 24V diesel coolant heater delivers dependable engine preheating while reducing startup strain. With up to 17,000 BTU (5 kW) of output and efficient electrical use, it helps equipment stay ready in demanding environments.
Benefits & Use Cases
This standard Webasto Thermo Pro 50 kit is built for dependable engine warming and operator comfort across a wide range of off-highway applications. Preheating engine coolant supports easier starts, reduced emissions, and improved performance during cold operation.
- Reduces cold-start engine wear and emissions
- Improves reliability in freezing and remote job sites
- Efficient diesel operation with low electrical demand
- Compact heater design for flexible installation
Vehicle Compatibility
- Light-duty vehicles with 24V electrical systems
- Heavy-duty trucks and vocational equipment
- Construction and earthmoving machinery
- Agricultural and specialty vehicles
Technical Specifications
- Fuel Type: Diesel
- Voltage: 24V
- Max Heat Output: 17,000 BTU (5.0 kW)
- Fuel Consumption: 0.08–1.17 gal/h (0.3–0.65 L/h)
- Power Consumption: 35–50 W
- Max Altitude: 9,900 ft (3,000 m)
- Coolant Pump Flow Rate: 132 gal/h (500 L/h)
- Warranty: 2 Years
- Dimensions (Heater body only): 4.3 × 1.9 × 3.1 in (109 × 49 × 79 mm)
- Weight (Heater only): 4.85 lb (2.2 kg)
- Part Number: 5010666B
Kit Includes
- Webasto Thermo Pro 50 Heater
- DP42 Fuel Pump
- Wiring Harness
- Standpipe and Fuel Line
- Exhaust Tube
- Stainless Steel Combustion
- Air Intake Tube
- Stainless Steel Heater Bracket
- Constant Torque Coolant Hose
- Clamps
- Coolant Hose Reducers & Y Pipes
- Metal P & Rubber Hose Clamps
- Installation Materials
- Toggle Switch
- Muffler
FAQs
What is the difference between this and a heavy-duty kit?
This standard kit includes core heating components without extended coolant hose packages, making it ideal for straightforward installations.
What is the main purpose of a coolant heater?
Coolant heaters warm engine fluids before startup, helping reduce wear, emissions, and cold-start stress.
Is this heater suitable for high-altitude operation?
The Thermo Pro 50 is rated for operation up to 9,900 ft, making it suitable for mountainous and remote job sites.
Can this kit be professionally installed?
Yes, the kit is designed for professional or fleet installation using standard coolant and fuel system connections.
Need help confirming compatibility or selecting accessories? Talk to a Heatso expert
Technical Specifications of the Webasto Thermo Pro 50 24V Diesel Coolant Heater Kit
- Fuel:
- Diesel
- Voltage:
- 24V
- Max. Heat Output:
- 17,000 BTU (5 kW)
- Max. Altitude:
- 9,900 ft (3,000 m)
- Heater model:
- Thermo Pro 50 Eco
Included in the kit:
Reliable Diesel Coolant Heating for Off-Highway Engines
Designed to improve cold-weather reliability, this Webasto 24V diesel coolant heater delivers dependable engine preheating while reducing startup strain. With up to 17,000 BTU (5 kW) of output and efficient electrical use, it helps equipment stay ready in demanding environments.
Benefits & Use Cases
This standard Webasto Thermo Pro 50 kit is built for dependable engine warming and operator comfort across a wide range of off-highway applications. Preheating engine coolant supports easier starts, reduced emissions, and improved performance during cold operation.
- Reduces cold-start engine wear and emissions
- Improves reliability in freezing and remote job sites
- Efficient diesel operation with low electrical demand
- Compact heater design for flexible installation
Vehicle Compatibility
- Light-duty vehicles with 24V electrical systems
- Heavy-duty trucks and vocational equipment
- Construction and earthmoving machinery
- Agricultural and specialty vehicles
Technical Specifications
- Fuel Type: Diesel
- Voltage: 24V
- Max Heat Output: 17,000 BTU (5.0 kW)
- Fuel Consumption: 0.08–1.17 gal/h (0.3–0.65 L/h)
- Power Consumption: 35–50 W
- Max Altitude: 9,900 ft (3,000 m)
- Coolant Pump Flow Rate: 132 gal/h (500 L/h)
- Warranty: 2 Years
- Dimensions (Heater body only): 4.3 × 1.9 × 3.1 in (109 × 49 × 79 mm)
- Weight (Heater only): 4.85 lb (2.2 kg)
- Part Number: 5010666B
Kit Includes
- Webasto Thermo Pro 50 Heater
- DP42 Fuel Pump
- Wiring Harness
- Standpipe and Fuel Line
- Exhaust Tube
- Stainless Steel Combustion
- Air Intake Tube
- Stainless Steel Heater Bracket
- Constant Torque Coolant Hose
- Clamps
- Coolant Hose Reducers & Y Pipes
- Metal P & Rubber Hose Clamps
- Installation Materials
- Toggle Switch
- Muffler
FAQs
What is the difference between this and a heavy-duty kit?
This standard kit includes core heating components without extended coolant hose packages, making it ideal for straightforward installations.
What is the main purpose of a coolant heater?
Coolant heaters warm engine fluids before startup, helping reduce wear, emissions, and cold-start stress.
Is this heater suitable for high-altitude operation?
The Thermo Pro 50 is rated for operation up to 9,900 ft, making it suitable for mountainous and remote job sites.
Can this kit be professionally installed?
Yes, the kit is designed for professional or fleet installation using standard coolant and fuel system connections.
Need help confirming compatibility or selecting accessories? Talk to a Heatso expert
Choosing Guide
Option Choosing Guide for this product is coming soon, please contact [email protected] if you need help picking the right options or have any questions.
Shipping
- United States - 1-5 Working Days
- United Kingdom - 2-5 Working Days
- European Union - 2-7 Working Days
- Australia / New Zealand - 5-14 Working Days
- Rest of World - 5-14 Working Days
There may be a delay if the order is shipped to a PO or parcel shop address. Please note, some couriers do not offer shipping to PO boxes.
View full shipping & Delivery information
Returns
You can return or exchange goods within 14 days from the date of purchase if the item is unused and brand new in unopened packaging. You must contact us before returning any goods, though. Additional deductions might be applied as indicated in the Returns section of our Terms and Conditions.
Warranty Information
Most heaters come with 2 year warranty + optional 1 year extended Warranty available
- Parts - 1 Year Warranty
- Refrigerators - 2 Year Warranty
- AC Systems - 1 Year Warranty
- Heavy duty heating equipment (10 kW+) - 1 Year Warranty
- Other items - 1 Year Warranty
Installation, servicing and maintenance must be done in accordance with manufacturers guidelines. Failure to follow these guidelines will result in voiding your warranty.
We provide free technical and installation support via email or phone to all of our customers who purchase a heater, heater kit or other products from Heatso. We take pride in our customer service and want to ensure that your heater system is properly installed. As a result, if you have any difficulties, please do not hesitate to contact us.
If you require removing and/or refitting your item, please visit a local professional or authorized specialist, if you can not find one you can contact us and we will try to recommend a local partner to assist with the task. The cost of removing and/or refitting this item is not covered by the warranty.
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