Description
The Schneider Electric (Barber Colman) TC-5242 is a dependable low temperature thermostat engineered to protect HVAC and refrigeration systems from freeze damage. With a manual reset design, this thermostat ensures that once a low-temperature condition is detected, the system cannot automatically restart until an operator physically resets the device — a critical safety feature for protecting coils, pipes, and equipment in commercial and industrial environments.
Key Features
- Setpoint range of 15°F to 55°F for reliable freeze protection across a wide range of applications
- Manual reset operation ensures operator awareness before system restart after a low-temperature trip
- 1-SPST Main Switch — Normally Closed (NC) for direct integration into safety shutdown circuits
- 1-SPST Auxiliary Switch — Normally Open (NO) for alarm or secondary control functions
- Wide voltage compatibility: 24V to 277V, suitable for a broad range of commercial and industrial control circuits
- 20-foot capillary tube provides extended sensing reach for large air handlers, ductwork, and coil sections
- Includes capillary mounting clips for secure, professional installation
Applications
- Freeze protection for air handling units and ductwork
- Low-temperature safety control in commercial refrigeration systems
- Coil and pipe protection in cold storage and industrial HVAC installations
- Secondary alarm or shutdown control via the auxiliary NO switch
Specifications
- Brand: Schneider Electric (Barber Colman)
- Model / SKU: TC-5242
- Setpoint Range: 15°F to 55°F
- Reset Type: Manual
- Main Switch: 1-SPST, Normally Closed (NC)
- Auxiliary Switch: 1-SPST, Normally Open (NO)
- Voltage Range: 24V – 277V
- Capillary Length: 20 feet
- Includes: Capillary mounting clips







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