The Rheem-Ruud 42-101447-02 Pressure Switch is an essential safety component designed to verify proper draft and venting within high-efficiency gas furnaces

This HVAC gas regulator accessory is specifically certified for use with RV81 series units

Designed to strap on to 5/8" or 7/8" O

It operates effectively on both 50Hz and 60Hz frequencies

Functional Devices RIB12P30 Relay 320735-701 The Rheem-Ruud 42-101447-02 Pressure SwitchThe Functional Devices RIB12P30 is a heavy duty, 30 Amp DPDT enclosed relay designed for demanding commercial HVAC and building automation applications. As a veteran preferred "Relay in a Box," this unit simplifies field installs by integrating the relay, 12 Vac dc coil, and a visible LED status indicator within a rugged NEMA 1 housing. Its Double Pole Double Throw (DPDT) configuration allows for simultaneous control of two separate circuits, making