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Spence D Pilot Pressure Reducing Pilot Operator. P-D-C1A1CS, cast iron 20" - 35 PSIG spring range. P-D-C1A1ES, cast iron 0 - 8 PSIG spring range. P-D-S1A1ES cast steel 0 - 8 PSIG spring range.
Spence D Pilot Pressure Reducing Pilot Operator. P-D-C1A1HS, cast iron 3 - 20 PSIG spring range. P-D-S1A1HS cast steel 3 - 20 PSIG spring range.
Spence D Pilot Pressure Reducing Pilot Operator. P-D-C1A1KS, cast iron 5 - 50 PSIG spring range. P-D-S1A1KS cast steel 5 - 50 PSIG spring range.
Spence D Pilot Pressure Reducing Pilot Operator. P-D-C1A1MS cast iron 10 - 100 PSIG spring range. P-D-S1A1MS cast steel 10 - 100 PSIG spring range.
Spence D Pilot Pressure Reducing Pilot Operator. P-D-C1A1NS cast iron 20 - 150 PSIG spring range. P-D-S1A1NS cast steel 20 - 150 PSIG spring range.

Spence Engineering D Pressure Reducing Pilot Operator

Only -4 left!

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


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