Description
The Copeland Comfort Control 3L09-16 is an automatic reset limit switch designed for temperature regulation and safety protection in HVAC systems. This switch opens at 150°F and closes at 130°F, allowing it to cycle equipment based on temperature conditions. Commonly used in furnaces and air handlers, it helps prevent overheating while maintaining proper system operation. The automatic reset feature restores normal operation once temperatures return to a safe range, making it ideal for continuous cycling applications.
Key Features
- Opens at 150°F and closes at 130°F
- Automatic reset design for continuous operation
- Provides over-temperature protection for HVAC equipment
- Suitable for furnaces and air handlers
- Temperature-actuated switching for reliable control
- Designed for residential and commercial HVAC applications







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