The Spence D pressure reducing pilot operator is a self-contained spring operated pilot designed for the broadest range of steam pressure regulation in the industry. Normally closed operation to prevent steam leakage, and easy in-line maintenance capabilities make the Spence D pilot the choice for steam pressure regulation needs.
Available in control pressure ranges from 20" Hg vacuum to 125 PSIG pressure reducing needs.
Control regulated steam pressure to within +/- 1 PSIG
Cast iron and cast steel options available depending on incoming pressure service
Spence D Pressure Reducing Pilot Operator