Description
The Copeland 3L09-28 is a snap disc thermostat designed for fixed temperature control in HVAC and equipment protection applications. This board-mounted control automatically opens or closes its electrical contacts at a predetermined temperature, making it ideal for thermal protection, fan control, and limit switching. Its compact design allows for easy integration into control panels and equipment assemblies. The 3L09-28 is commonly used in heating equipment, air handlers, and other systems requiring reliable fixed-temperature switching.
Key Features:
- Fixed temperature snap disc thermostat
- Board mount design for compact installation
- Automatically opens or closes contacts at set temperature
- Suitable for thermal protection and control applications
- Commonly used in HVAC and heating equipment
- Reliable switching performance for safety and control
- Compact and durable construction
- Ideal for OEM and replacement applications







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