Built for durability in mechanical rooms

While the L270-20F rating is common

swap-outs are straightforward

With a 40+5 MFD dual run configuration

Armstrong Furnace R101432-15 Pressure Switch Built for durability in mechanicalThe Armstrong Furnace R101432 15 Pressure Switch is a critical safety component calibrated to a . 85" WC fixed set point. Designed for induced draft furnaces, this SPST (Single Pole Single Throw) switch monitors the pressure differential within the combustion chamber to ensure the inducer motor is moving sufficient air for safe ignition. Featuring dual 1 4" barb connections, this pressure switch provides a secure fit for standard pneumatic tubing,