Description
The Cleveland Controls NS2-0556-00 is a precision air pressure switch engineered for reliable performance in HVAC, combustion, and ventilation control applications. With a factory-set trip point of 0.50″ w.c. (inches water column), this switch is designed to sense and respond to changes in air pressure, making it ideal for use in draft proving, blower proving, and safety interlock circuits. The included mounting feet provide flexible, secure installation on a variety of surfaces and equipment panels.
Key Features
- Factory-set pressure set point of 0.50″ w.c. (inches water column)
- Mounting feet included for easy and versatile installation
- Designed for air pressure sensing in HVAC and combustion control systems
- Suitable for draft proving, blower proving, and safety interlock applications
- Compact, durable construction built for long service life
- Part of the Cleveland Controls NS2 series pressure switch family
Applications
- Furnace and boiler draft inducer proving
- Air handler and blower status verification
- Combustion air safety interlocks
- Ventilation system pressure monitoring
- Commercial and residential HVAC equipment
Product Details
- Brand: Cleveland Controls
- Model / SKU: NS2-0556-00
- Set Point: 0.50″ w.c.
- Mounting: Mounting feet included
- Series: NS2







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