Description
The Carrier 13B0055N01 is an OEM low-pressure safety switch that helps maintain optimal performance and protection for HVAC systems. Designed for use in both residential and commercial equipment, this switch detects when refrigerant pressure drops below a safe threshold, triggering a shutdown or alert to prevent potential system damage.
Key Features
- Factory-Authorized Component: Manufactured to Carrier’s original specifications, ensuring reliable performance and long-term durability.
- 35–60 psi Pressure Range: Operates within a standard low-pressure window, making it compatible with a wide range of Carrier, Bryant, and Payne systems.
- Normally Open Configuration: In its default state, the switch remains open and closes only when pressure drops below the setpoint, helping prevent false shutdowns.
- Compact and Lightweight: Small form factor makes installation simple, even in tight HVAC control boxes.
- Durable Build: Built for long-term reliability in HVAC environments — designed to withstand regular pressure cycling.






