Spence Engineering D5 Pilot Freon Its non-spring return logic ensures

Its non-spring return logic ensures the valve fails in place during power loss

it is designed for high-capacity applications

Its compatible operating range and sweat-on configuration make it a staple for servicing older 4-ton cooling units where maintaining peak SEER efficiency is critical

Rugged Build Quality: Built for high-cycle environments

making it an essential component for systems utilizing thermostatic radiator valves (TRVs)

Spence Engineering D5 Pilot Freon Its non-spring return logic ensuresThe Spence Engineering D5 Pilot is a heavy duty, self contained, spring operated pressure reducing pilot designed to provide precise control for steam and air systems. This cast iron pilot is the direct replacement for P D5 C1A1GS and is engineered for use with Spence E Series main valves. With a 1 10 psi spring range, it offers an accuracy of 1 2 psi, making it an essential component for low pressure steam regulation where stability is paramount. The