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TESCOM™ SG1 Single Stage Regulator
SG1 Series is a compact, lightweight high purity single-stage regulator for specialty and industrial gas flows of less than 10 SCFM / 283 SLPM.
Sensitive, extra long-life metal diaphragm ensures gas purity and integrity. Suitable for laboratory and Point-of-Use Gas Systems in medical, pharmaceutical, food and beverage, and other high purity applications. This regulator is also ideal for process analyzer gases, metal fabrication and specialty and industrial gas cylinders.
TESCOM™ SG1 Single Stage Regulator


Maximum Inlet Pressure
Cv = 0.06: 4500 psig / 310 bar
Cv = 0.2: 3000 psig / 207 bar
Outlet Pressure Ranges
15, 25, 50, 125, 250 psig
103, 172, 345, 862, 1724 kPa
1.0, 1.7, 3.4, 8.6, 17.2 bar
Body Material
316L Stainless Steel, Nickel-Plated Brass
Seat Material
PCTFE, Polyimide*
*Per ASTM D 6456-99 Type II Class 1M (Meldin® 7021 or Vespel® SP-21)
Teflon® or Buna-N
316 Stainless Steel or Neoprene
10 micron nominal sintered Bronze
10 micron nominal sintered 316 Stainless Steel
Remaining Parts
Brass, 300 Series Stainless Steel
Port Size & Type
Inlet & Outlet: 1/4 NPTF
Accessories: 1/4 NPTF
Operating Temperature
PCTFE Seat: -40°F to 140°F / -40°C to 60°C
Polyimide* Seat: -40°F to 250°F / -40°C to 121°C
Flow Capacity
Cv = 0.06, 0.2
Load Type
Spring only
2.4 lbs / 1.1 kg
Additional Information
For custom modifications or a complete system solution, please contact your local sales office.


  • Cartridge valve design incorporates a 10 micron filter that protects the regulator seat and makes service simple
  • Optional neoprene diaphragm provides exceptional sensitivity for precise pressure control