40-974 Graded Sensor Air Temperature Fit Thermo King TS-300 TS-500 TS-600 TLE

40-974 Graded Sensor Air Temperature for Thermo King

The 40-974 graded sensor air temperature is a direct replacement sensor engineered to monitor and relay air temperature data for Thermo King refrigeration units.

Overview

This 40-974 graded sensor air temperature measures the air temperature within the evaporator or return air stream, providing accurate readings to the Thermo King controller. It is designed for use in Thermo King TS-300, TS-500, TS-600, and TLE units, ensuring consistent temperature management in transport refrigeration. The 40-974 graded sensor air temperature delivers reliable performance for demanding cooling applications.

Built For Performance

• Precision-engineered sensing element for accurate temperature readings
• Direct replacement design for the 40-974 part number
• Robust housing protects against moisture and vibration
• Compatible with Thermo King controller systems
• Graded sensor matching for system calibration accuracy

Fits These Machines

• for Thermo King TS-300
• for Thermo King TS-500
• for Thermo King TS-600
• for Thermo King TLE

On-The-Job Use

• Used in over-the-road trailer refrigeration systems
• Monitors return air temperature to maintain cargo integrity
• Replaces worn or faulty sensors during routine maintenance
• Supports temperature control in frozen and fresh food transport

Specs At A Glance

Good To Know

Q: Will this 40-974 sensor work on my Thermo King TS-500? A: Yes, this sensor is designed to fit TS-300, TS-500, TS-600, and TLE models, but confirm your serial number for exact compatibility.

Q: How do I know if my air temperature sensor needs replacement? A: Common signs include inaccurate temperature readings on the controller, frequent cycling, or error codes. Replacing with this 40-974 graded sensor restores proper operation.

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