The White Rodgers 3L09-28 is a high-performance 1/2" bimetal disc board mount limit control, engineered for accurate thermal regulation in residential and commercial HVAC systems. This model is designed to open at 210°F and close at 180°F, offering dependable protection against overheating.With an insertion length of 3.12", automatic reset, and open-on-rise switch action, the 3L09-28 ensures fast response and consistent performance. Its compact board-mount design allows for straightforward installation in a variety of heating units, including furnaces and electric heaters.Product Features:
- Open Temperature: 210°F
- Close Temperature: 180°F
- Mounting Type: Board Mount
- Disc Size: 1/2"
- Insertion Length: 3.12"
- Switch Action: Open on temperature rise
- Reset Type: Automatic