Belt 78-0629 78-0603 3808818 for Thermo King 30 Multi-Temp 330 130 310

Belt for Thermo King

This drive belt (OEM cross-reference 78-0629, 78-0603, 3808818) is designed for Thermo King 30 Multi-Temp, 330, 130, and 310 units.

Overview

This drive belt is a direct replacement for Thermo King refrigeration units, transferring power from the engine to the compressor and other accessories. It matches the dimensions and construction of original 78-0629, 78-0603, and 3808818 belts for reliable operation. Technicians and fleet operators use this belt to maintain proper cooling performance on Thermo King systems.

Built For Performance

• Constructed from high-tensile rubber and fabric for long-lasting durability
• Precision notched to reduce slippage and improve grip
• Resists heat and oil exposure common in engine compartments
• Meets or exceeds OEM specifications for length and width
• Tested for tension retention over extended service intervals

Fits These Machines

• for Thermo King 30 Multi-Temp
• for Thermo King 330
• for Thermo King 130
• for Thermo King 310

On-The-Job Use

• Installs on Thermo King reefer units for trucks and trailers
• Replaces worn or stretched belts to restore proper compressor drive
• Used in both transport refrigeration and stationary cooling equipment

Specs At A Glance

Good To Know

Q: Will this belt fit a Thermo King 130 model? A: Yes, this belt is designed for the Thermo King 130, 310, 330, and 30 Multi-Temp units, but always cross-check with your unit's serial number to confirm.

Q: What are the symptoms of a failing drive belt on a Thermo King? A: Squealing noises, reduced cooling performance, or visible cracking and fraying indicate the belt should be replaced with this part.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.