Description
The Cleveland Controls NS2-3023-00 is a single-pole, single-throw (SPST) air pressure switch engineered for dependable airflow proving and safety interlock applications in commercial and residential HVAC systems. With a factory-set setpoint of 0.51 inches water column (.51″wc), this switch is designed to detect the presence or absence of airflow, making it an ideal choice for proving combustion air, draft inducer operation, and ventilation fan status in furnaces, air handlers, and rooftop units.
Key Features
- SPST (Single-Pole, Single-Throw) switching action for straightforward open/close control circuits
- Factory-set operating setpoint of 0.51″ water column (.51″wc)
- Designed for airflow proving and safety interlock applications
- Suitable for use in furnaces, air handlers, draft inducers, and rooftop HVAC equipment
- Compact, durable construction built to Cleveland Controls’ industry standards
- Easy field installation with standard pressure port connections
Typical Applications
- Draft inducer and combustion air proving in gas furnaces
- Supply and return airflow proving in air handling units
- Ventilation fan status monitoring
- Safety interlock circuits requiring pressure confirmation
Why Choose Cleveland Controls
Cleveland Controls has been a trusted manufacturer of air and gas pressure switches for the HVAC/R and building controls industry for decades. The NS2 series is widely specified by OEM equipment manufacturers and HVAC contractors for its consistent performance, reliable switching, and long service life in demanding environments.
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