QR-1 Series (1/8" - 3", Up to 300 psi, NEMA 1, 4, 4X, 5, 7)
- 2-way
- Cast Bronze Valve Bodies
- Packless
- Velvetrol® Internal Piston Pilot Operated
- High Temp Solenoid Valves
- Normally Open
- Applications: Steam | Hot Water | Hot Air | Hot Oils
- Class H coils are watertight/corrosive resistant, molded or filled polyester with 18” leads and ½” conduit connector.
- Bodies are rated to 400 psi and cast in bronze.
- Plunger tubes are Stainless Steel silver soldered to the brass bonnet.
- Piston assemblies are brass with filled Teflon™ piston rings, Stainless Steel expanders, and Teflon™ or Ethylene Propylene seat discs.
- Seat screw seats are Teflon™ (-3T) or Ethylene Propylene (-3EP).
- Pilot valves are 430 FR Stainless Steel. Piston springs are Stainless Steel.
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