Antunes 8024202139 Air Pressure Switch 0.17-1" WC 1/8" NPT

The Antunes 8024202139 is an SMD series air pressure switch designed for HVAC and energy management applications. This compact, sensitive air differential switch monitors positive, vacuum, or differential air pressure with precision and reliability.

Key Features:

• Adjustable pressure range: 0.17 to 1.0 inches water column (WC)
• Snap-action SPDT (Single Pole Double Throw) electrical switch rated at 10 amps
• 1/8" NPT threaded connection for easy installation
• Sheet metal construction for durability
• Compact design for space-constrained installations
• Enclosure-covered switch terminals for safety

Specifications:

• Maximum pressure: 20 inches WC
• Operating temperature range: -40°F to 170°F (-40°C to 77°C)
• Mounting: Two #8 screw holes

This general-purpose proving switch is ideal for applications requiring accurate air pressure monitoring in boilers, furnaces, burners, and commercial HVAC systems. The SMD series is known for its excellent repeatability and dependable, trouble-free operation.