Johnson Controls S-224-1 Switch Freon allowing the furnace pressure switch

allowing the furnace pressure switch to close and the ignition sequence to complete safely

the VS2517 must be paired with a compatible high-temperature actuator (typically the AH series) to ensure the paddle and internal seals operate within their specified thermal limits

ensuring you maintain full resolution and precision over the available travel

Reliable Snap-Action Contacts: Designed for long-cycle life

refer to the R400Z models which utilize a counter spring for specialized air-gas mixing applications

Johnson Controls S-224-1 Switch Freon allowing the furnace pressure switchThe Johnson Controls S 224 1 is a precision engineered pneumatic gradual switch designed for manual control of pressure in air lines from a remote location. This HVAC pneumatic controller features a 20 psi span, allowing for accurate modulation of pneumatic actuators or dampers within a control circuit. Built for industrial durability, the S 224 1 manual switch utilizes a force balance mechanism to maintain reliable output pressure settings. As a