Potter Roemer 4050 non-adjustable Reg-U-Matic pressure regulating valve

• Make: Potter Roemer
• Model code: 4050
• Inlet Size (in.): 1.5

It is used as a zone control valve for in-line application to regulate high-pressure sprinkler, standpipe and combined systems. The valve is used to regulate inlet pressure to 400 PSI/27.5 bars. This cast brass valve with rising stem and visual indicator has brass and stainless steel internal parts, aluminum hand wheel, female NPT inlet and outlet. Features: 1½"/3.8 cm Female X Female Hydraulic piston design Tamper Proof Pressures Selected pressure control under residual and static conditions Selected pressure control for 20 to 400 PSI/1.3 to 27.5 bars Valve opens fully under low residual supply pressure Monitor Switch Adapter to provide valve supervision Additional Features: Maximum back pressure does not damage valve components Listed by Underwriters Laboratories as a checking device Listed by Underwriters Laboratories up to 400 PSI/27.5 bars pressure Complete piping system can be hydrostatically tested to 400 PSI/27.5bars without damage to valve