Zero Governor Precision: Optimized for burners

This Spence valve rebuild kit includes the valve stem

For newer platforms

ensuring the high-accuracy reversing relay functionality required by seasoned contractors for critical high-pressure limit scenarios

Dual Circuit Flexibility: The SPDT contact arrangement allows for simultaneous compressor shutdown and remote alarm or pilot light activation

McDonnell & Miller 851-S Water Feeder 30067439-890 Zero Governor Precision: Optimized forMcDonnell & Miller?851 S Make Up Water Feeder for receiver tanks with Mounting Flange rated at 35 PSI and extended float and rod assembly (Part Number 136800) This item is not qualify for free shipping.