Rheem-Ruud 42-18287-12 Relay This replacement probe rod is

This replacement probe rod is a critical component for low water cut-off (LWCO) systems

Can this be used for both heat pumps and AC-only units

The LED is wired in parallel with the coil

specifically cross-compatible with the Sensus 243-12 and Sensus 121 series industrial regulators

heat-resistant elastomer capable of withstanding the thermal cycling of combustion chamber environments

Rheem-Ruud 42-18287-12 Relay This replacement probe rod isThe Rheem Ruud 42 18287 12 Relay is a heavy duty DPDT (Double Pole Double Throw) power relay engineered for precision switching in residential and commercial HVAC systems. This 24V coil relay is a critical component for controlling high current loads, featuring a 12 amp contact rating that ensures durability under cycling demands. Designed as a direct OEM replacement for various Rheem and Ruud air handlers and furnaces, it facilitates the switching of