Description
The Cleveland Controls NS2-1291-00 is a precision air pressure switch engineered for dependable performance in a wide range of HVAC and building automation applications. With a factory-set trip point of 0.25″ w.c. (inches water column), this switch is ideally suited for monitoring air pressure conditions in air handling units, duct systems, and fan-proving circuits — triggering a response when pressure rises above or falls below the set threshold.
Key Features
- Factory set point of 0.25″ w.c. for precise, repeatable pressure detection
- Designed for air pressure sensing in HVAC ductwork and air handling systems
- Compact, robust construction built to withstand demanding commercial and industrial environments
- Suitable for fan-proving, filter monitoring, and airflow verification applications
- Easy field installation with standard electrical connections
- Manufactured by Cleveland Controls, a trusted name in HVAC pressure and airflow sensing
Typical Applications
- Air handling units (AHUs)
- Fan-proving and fan failure detection
- Duct static pressure monitoring
- Filter differential pressure sensing
- Building automation and control systems
Why Choose Cleveland Controls?
Cleveland Controls has been a leading manufacturer of air and gas pressure switches for HVAC, refrigeration, and industrial markets for decades. The NS2 series is known for its reliable switching action, consistent set points, and long service life — making it a go-to choice for contractors and engineers who demand accuracy and durability in pressure sensing applications.
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