Spence Engineering Parts

            PartsAPS is the best reseller of Spence Engineering Parts

The main valve of Spence Engineering is the single-seat, normally closed, E main valve. The E Main meets the requirements of a vast majority of regulator facilities as it can be operated by different types of interchangeable pilots. Spence regulators are known for their uniform adaptability, precise control, efficient service, and low cost of maintenance.

A Spence Regulator has some of its main advantages:

• Long Service Life practically Frictionless

• Fast in-line servicing

• Shutoff of ANSI / FCI 70-2 Level IV

• An unpackaged building

• Trim Options Specific sizing available

• Perfect for applications in air, gas, and vapor

• Springs which are safe

• Typically Locked

• Wide variety of Other Applications Pilots


PartsAPS is the leading wholesale reseller of Spence Regulator HVAC Parts and accessories.

a) 1 1/2" 250# Flg E-Main Vlv CI For Spence Engineering Part# E-1 1/2-250:




b) 1 1/4" 125#FLNG E-Main VLV For Spence Engineering Part# E-1 1/4-125:





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