421450 | Genuine Thermo King® Expansion Module SR2/SR3
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Pickup available. Usually ready in 24 hours
Return policyWarranty
Parts Finder Q offers a warranty for all types of parts in any condition. The warranty applies exclusively to purchases made directly through our website (partsfinderq.com). Please note that purchases made through third-party platforms like eBay or Amazon are not covered by this warranty.
Product Description
| Product Name | Expansion Module | Product Name Expansion Module |
| Module | SR2/SR3 | Module SR2/SR3 |
| Condition | Remanufactured | Condition Remanufactured |
| Brand | Thermo King® | Brand Thermo King® |
| Part Number | 421450 | Part Number 421450 |
| Cross Reference | 42-1450 | Cross Reference 42-1450 |
Useful Information
Description and Purpose:
Under Part number: 421450, you will find this Genuine remanufactured Expansion Module by Thermo King, which is specifically designed for SR2 and SR3 control units. It works by boosting the main controller's connectivity, allowing it to interface with a wider range of sensors and hardware components. Cross reference: 42-1450
Why Replacement is Important:
A failed module breaks the communication link between sensors and the controller. Replacing it is required to resolve error codes and avoid total system failure.
Impact on Vehicle Performance:
Restoring this module ensures the electronics can once again monitor all inputs accurately. This leads to much more stable performance and reliable system behavior.
Manufacturer Information:
Thermo King® delivers trusted transport refrigeration parts designed to support consistent functionality, accurate fit, and lasting efficiency.
Tags & Category: Expansion Module, Thermo King Expansion Module, SR2 Expansion Module, SR3 Expansion Module, Thermo King SR2, Thermo King SR3, Refrigeration Control Module, Truck HVAC Module, Heavy Duty HVAC Component, Vehicle Climate Control, Thermo King Electronics
Warranty:
Parts Finder Q offers a 365-days warranty for all types of parts in any condition. The warranty applies exclusively to purchases made directly through our website (partsfinderq.com). Please note that purchases made through third-party platforms like eBay or Amazon are not covered by this warranty.
