The Rheem-Ruud PD425117 Relay is a heavy-duty

it specifically targets applications requiring both high and low actuation points from a single or dual pressure source

Built to withstand high-ambient temperatures and continuous duty cycles

this model is strictly rated for 120V

Spence BF-4-KIT Valve 30067439-890 The Rheem-Ruud PD425117 Relay isThe Spence BF 4 KIT is an essential assembly of copper tubing bends and industrial grade fittings specifically engineered for the 4 inch Spence Type E main valve. This kit is a critical component for field servicing pilot operated regulators, providing the necessary external connections to link the pilot to the main valve body and diaphragm chamber. Designed to maintain the precise pressure signals required for accurate steam or vapor regulation,