Resideo R8229A1021 Relay 322056-301 1/4" NPT gauge taps are

1/4" NPT gauge taps are conveniently located on both sides of the valve body

this replacement cartridge is a critical component for maintaining the integrity of downstream instrumentation by preventing oil contamination

eliminating the abrupt noise associated with motor cycling

the S1-LAPS120A effectively eradicates mold spores

30-second pre-purge for improved combustion safety

Resideo R8229A1021 Relay 322056-301 1/4" NPT gauge taps areThe Resideo R8229A1021 Relay is a professional grade electric heat relay engineered for heavy duty load control in residential and commercial HVACR systems. As a normally closed (NC) DPST (Double Pole, Single Throw) component, this relay is designed to allow continuous load operation, providing a failsafe mechanism that maintains power to heating elements even if the control circuit or wiring fails. This makes it a critical component for electric