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look for visible cracks
maintaining factory-specified tolerances
making it compatible with most major BAS controllers that require a 10K-AN thermistor
or Comfortmaker equipment
Resideo RA89A1074 Relay Els PW 17895 look for visible cracksThe Resideo RA89A1074 Relay is a reliable, industry standard solution for technicians managing hydronic systems that require seamless interfacing between low voltage controls and 120V line voltage equipment. Built with a 120Vac primary voltage transformer and a 24Vac coil, this switching relay allows a standard 2 wire thermostat to drive heavy duty components like circulator pumps, fans, or boiler ignition circuits. Its SPST switching action ensures
