











Thermo King Relay Board 452448
The Thermo King Relay Board 452448 is a critical electrical component used in select Thermo King transport refrigeration units. This relay board manages and distributes electrical signals that control vital system operations such as compressor engagement, fan operation, and defrost cycling.
Features
OEM-Quality Engineering: Reliable component designed to meet exacting Thermo King standards for durability and performance.
Electrical Signal Management: Controls and routes commands to key mechanical and electrical parts within the refrigeration system.
Direct Replacement: Manufactured as a plug-and-play solution for fast and efficient installation in compatible units.
Compatibility
Suited for use in specific Thermo King refrigeration models, especially within the Precedent S-Series and V-Series product lines.
Reference this part number (452448) to confirm fitment with your exact unit.
Benefits
Ensures Reliable System Operation: Guarantees consistent, coordinated function of all key components, reducing risk of downtime.
Efficient Troubleshooting and Repairs: Direct replacement simplifies installation and electrical system maintenance.
Supports Enhanced Unit Performance: Accurate relay function helps maximize temperature control and energy efficiency.
Specifications
AttributeValuePart Number452448TypeRelay BoardApplicationElectrical control/relay management in Thermo King refrigeration units
What’s Included
1 Relay board assembly
Notes
Consult your unit’s service documentation and wiring diagrams to confirm compatibility and for installation procedures.
Restore and maintain reliable electronics in your refrigeration system with the Thermo King Relay Board 452448.
The Thermo King Relay Board 452448 is a critical electrical component used in select Thermo King transport refrigeration units. This relay board manages and distributes electrical signals that control vital system operations such as compressor engagement, fan operation, and defrost cycling.
Features
OEM-Quality Engineering: Reliable component designed to meet exacting Thermo King standards for durability and performance.
Electrical Signal Management: Controls and routes commands to key mechanical and electrical parts within the refrigeration system.
Direct Replacement: Manufactured as a plug-and-play solution for fast and efficient installation in compatible units.
Compatibility
Suited for use in specific Thermo King refrigeration models, especially within the Precedent S-Series and V-Series product lines.
Reference this part number (452448) to confirm fitment with your exact unit.
Benefits
Ensures Reliable System Operation: Guarantees consistent, coordinated function of all key components, reducing risk of downtime.
Efficient Troubleshooting and Repairs: Direct replacement simplifies installation and electrical system maintenance.
Supports Enhanced Unit Performance: Accurate relay function helps maximize temperature control and energy efficiency.
Specifications
AttributeValuePart Number452448TypeRelay BoardApplicationElectrical control/relay management in Thermo King refrigeration units
What’s Included
1 Relay board assembly
Notes
Consult your unit’s service documentation and wiring diagrams to confirm compatibility and for installation procedures.
Restore and maintain reliable electronics in your refrigeration system with the Thermo King Relay Board 452448.
The Thermo King Relay Board 452448 is a critical electrical component used in select Thermo King transport refrigeration units. This relay board manages and distributes electrical signals that control vital system operations such as compressor engagement, fan operation, and defrost cycling.
Features
OEM-Quality Engineering: Reliable component designed to meet exacting Thermo King standards for durability and performance.
Electrical Signal Management: Controls and routes commands to key mechanical and electrical parts within the refrigeration system.
Direct Replacement: Manufactured as a plug-and-play solution for fast and efficient installation in compatible units.
Compatibility
Suited for use in specific Thermo King refrigeration models, especially within the Precedent S-Series and V-Series product lines.
Reference this part number (452448) to confirm fitment with your exact unit.
Benefits
Ensures Reliable System Operation: Guarantees consistent, coordinated function of all key components, reducing risk of downtime.
Efficient Troubleshooting and Repairs: Direct replacement simplifies installation and electrical system maintenance.
Supports Enhanced Unit Performance: Accurate relay function helps maximize temperature control and energy efficiency.
Specifications
AttributeValuePart Number452448TypeRelay BoardApplicationElectrical control/relay management in Thermo King refrigeration units
What’s Included
1 Relay board assembly
Notes
Consult your unit’s service documentation and wiring diagrams to confirm compatibility and for installation procedures.
Restore and maintain reliable electronics in your refrigeration system with the Thermo King Relay Board 452448.