SV311 Series Gas Shut-Off Valve

Brand: ASCO

ASCO SV311 Series are highly reliable gas safety shutoff valves for control of commercial and industrial gas burners found in generators, heating equipment, and ovens. The valves are designed with 2-way, normally closed operation and have direct lift with resilient soft seating for tight shutoff.
  • Available in 1/8-inch to 3/8-inch sizes
  • Provided with 1/8" NPT downstream pipe tap with plug for routine testing
  • Opening and closing times are less than 1 second
  • Suitable for ambient temperatures up to 175° F
  • Mountable in any position



Body Material

  • Aluminum


  • 2-Way - 2/2 Normally Closed

Maximum Differential, Maximum Operating Pressure

  • 150-500 psig


  • Natural Gas

Operating Environment

  • Indoor, Outdoor

Pipe / Port Size

  • 1/4”, 3/8”, 1/8”

Port Type

  • Female NPT

Standards & Regulations

  • CSA, FM, Typical 1, Typical 2, Typical 3, Typical 3S, Typical 4, Typical 4X, UL

Valve Actuation

  • Solenoid


  • 24 AC, 110 AC, 120 AC, 220 AC, 230 AC
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