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Fisher™ Type VS100 Slam-Shut
Fisher Type VS100 slam-shut product family is designed to shut off the flow gas to the downstream system in the event of outlet pressure rising above or falling below the predefined levels.
Type VS110 slam-shut utilizes the VSX4 device and the VS120 utilizes the VSX8 slam-shut device. 1 inch to 2 inch sizes available.
Fisher™ Type VS100 Slam-Shut


Available Configurations
Types VS111 and VS112: For Medium Capacity application with 19 mm / 0.75-inch orifice size
Types VS121 and VS122: Higher capacity applications with 30 mm / 1-3/16 inch orifice
Body Sizes and End Connection Styles
Medium Capacity Body (MC):
  Rp 1, 1-1/4, 1-1/2
  1, 1-1/4, 1-1/2 NPT
  Rp 1 x 2-1/4 GAZ
  DN 40 PN 16 slip-on
High Capacity Body (HC):
  Rp 1-1/4, 1-1/2, 2
  1-1/4, 1-1/2, 2 NPT
  NPS 2 CL 125FF X CL 150FF, CL 150RF
  DN 50 PN 10/16


  • Medium and High Capacity Body Sizes Available
  • Quick Response Time
  • Ductile Iron and Steel Body Construction
  • Complies with The Pressure Equipment Directive (97/23/EC) Requirements
  • Overpressure and Underpressure trips available. Set points range from 12 inches w.c. to 79.8 psi / 30 to 5500 mbar
  • Modular body construction allows for adding regulator module in the future with no pipe charges


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