Skip to product information
Drive Belt 78-1669 for Thermo King Refrigeration Reefer Unit CP-10506 CP10506

Drive Belt 78-1669 for Thermo King Refrigeration Reefer Unit CP-10506 CP10506

SKU: ZZ3F06893
$74.79 In Stock
$74.79
Sale price  $74.79 Regular price 
Same day shipping if ordered by 4PM CST.
Part Number(s)
Estimated delivery between
Industrial Retailer parts support representative

Let Northline Parts Do the Heavy Lifting for You!

Not sure which part you need? Our team can help you find the right replacement.

Parts Support Hours: Monday–Friday, 8:00 AM–5:00 PM CT

Live Chat: Available 24/7

I reached out for some replacement head bolts and they responded quickly with a few questions and cautionary information and is sending me some bolts. Great customer service! Thanks

Edward H. — Verified customer

Compatible Models

We do our best to list all compatible models. Although this may be the part you need, your exact model may not appear below.

Compatible equipment / model

Drive Belt 78-1669 for Thermo King

This drive belt 78-1669 is a replacement belt for Thermo King Refrigeration Reefer Unit models CP-10506 and CP10506, providing reliable power transmission to keep your unit cooling effectively.

Overview

This drive belt 78-1669 is a robust replacement part for Thermo King Refrigeration Reefer Unit CP-10506 and CP10506, delivering dependable performance in temperature-controlled transport. It is built to maintain tension and grip, ensuring the compressor receives proper drive power. This belt matches OEM cross-reference numbers 78-1669, CP-10506, and CP10506 for a straightforward fit.

Built For Performance

  • High-tensile cord construction reduces stretch and extends belt life
  • Wear-resistant outer cover protects against abrasion and cracking
  • Precision-machined edges provide consistent groove contact
  • Heat-resistant compound withstands high engine bay temperatures
  • Flexible backbone absorbs pulley shock and reduces noise
  • Meets or exceeds OEM dimensional tolerances

Fits These Machines

  • for Thermo King Reefer Unit CP-10506
  • for Thermo King Reefer Unit CP10506

On-The-Job Use

  • Commonly used in refrigerated trailers and containers for food and pharmaceutical transport
  • Installed during routine belt replacement to prevent slippage and overheating
  • Works in both highway and stationary reefer operation modes
  • Supports continuous cooling cycles in warm climates

Specs At A Glance

Part Number(s) 78-1669, CP-10506, CP10506
Type Drive Belt
Application Thermo King refrigeration reefer unit

Good To Know

Q: What happens if the drive belt wears out on my reefer unit? A: A worn belt can cause the compressor to underperform, leading to temperature fluctuations in your cargo. Replacing it with this 78-1669 belt helps maintain consistent cooling and prevents costly downtime.

Q: Is this belt a direct replacement for the original? A: Yes, it is designed to match the dimensions and performance of OEM part 78-1669, and it fits units specified as CP-10506 or CP10506. Double-check your serial number to confirm compatibility.

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

Customers also purchased