This pressure switch is a reliable and durable component for HVAC systems. It features a single pole, single throw (SPST) configuration and is designed to activate at a pressure of 0.48 inches of water column (wc). The switch is manufactured by Lennox, a trusted brand in the industry known for producing high-quality HVAC components. Its compact size allows for easy installation in tight spaces, making it an ideal choice for service technicians looking to replace or upgrade existing pressure switches.