Valves > Safety Shut Off Valves > Maxon 5000 Series

Maxon 5000 Series Electromechanical Shut-Off Valves for Oil and Gas

Maxon 5000 series electromechanical safety valves shut off gas or oil lines in less than one second. All shut-off valves come equipped with Maxon's long-lasting metal-to-metal seating. A variety of optional body materials and body connections provide reliable operation even for highly corrosive fuels and for oxygen.

Application flexibility is provided with 3/4" through 6" diameter line sizes, Cv flow factors up to 1230, and line pressures up to 125 PSIG (8.6 bar)

Key Specifications

  • 3/4" to 6" line sizes; Line pressures up to 125 PSIG
  • Visual position indication standard
  • Normally open and normally closed models available
  • Overtravel position switches for open and closed position
  • Hazardous location valves approved for non-incendive Class 1, Div 2 areas
  • Electrically actuated valves with powerful closing spring provide closure in less than one second
  • Designed to meet Fluid Control Institute (FCI) 70-2 control valve standard for Class VI seat leakage
  • FM, CSA, UL, and CE approved; Full assessment to IEC 61508 as SIL 3 capable

Specifications, Manuals, and Supporting Literature

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    • Which Maxon shut off valve do I need?
    • 62KB
    • Maxon Valves Application Datasheet — Please include with your quote request.
    • Maxon valve sizing chart
    • 187KB
    • Maxon Valve Sizing Chart
    • Maxon 5000 Series Electromechanical Shut-Off Valves Brochure
    • 960KB
    • Maxon 5000 Series Electromechanical Shut-Off Valves Brochure
    • Maxon 5000 Series Electromechanical Shut-Off Valves Specifications
    • 3.6MB
    • Maxon 5000 Series Electromechanical Shut-Off Valves Specifications
    • Maxon 5000 Series Electromechanical Shut-Off Valves Installation and Operations Manual
    • 2.3MB
    • Maxon 5000 Series Electromechanical Shut-Off Valves Installation and Operations Manual
    • Maintenance instructions for Maxon safety shut off valves
    • 68KB
    • Maxon Shut-Off Valves General Maintenance Instructions
    • How to perform a leak test on a Maxon safety shut off valve
    • 229KB
    • Maxon Shut-Off Valves Leak Testing Instructions

Model Selection Guide

Use this table to find the right model for your application. Click the model number to order in our secure online store.

Maxon 5000 Series Gas Shutoff Valve: Normally closed automatic gas shutoff valve, cast iron body, one proof of open switch, one proof of closure switch. Trim package: 400 series stainless steel seat, hardened ductile iron disc, PEEK follower ring. BUNA N o-rings and bumper, 115 VAC, 60 Hz voltage, NEMA 4 enclosure.

TimingValve SizeCv (SCFH
Natural Gas)
Operating Pressure
Catalog Number
NPT Threaded6 seconds0.75" (DN20)19125 PSIG max. 075SMA11-AA11-BB21A0
1" (DN25)20125 PSIG max.100SMA11-AA11-BB21A0
1.25" (DN32)45100 PSIG max.125SMA11-AA11-BB21A0
1.5" (DN40)5370 PSIG max.150SMA11-AA11-BB21A0
2" (DN50)8670 PSIG max.200SMA11-AA11-BB21A0
2.5" (DN65)12740 PSIG max.250SMA11-AA11-BB21A0
3" (DN80)42330 PSIG max.300SMA11-AA11-BB21A0
ANSI Flanged6 seconds2.5" (DN65)30450 PSIG max. 250CMA11-BA11-BB21A0
3" (DN80)17340 PSIG max. 300CMA11-BA11-BB21A0
4" (DN100)49040 PSIG max. 400CMA11-BA11-BB21A0
12 seconds4" (DN100)71960 PSIG max. 400HMA11-BA11-BB31A0
6" (DN150)117250 PSIG max. 600HMA11-BA11-BB31A0

If the model you need isn't available here, download the Maxon Valves Application Datasheet, fill it out, and send it to Lesman sales for current pricing and availability.


As your authorized Maxon distributor, and a Honeywell combustion solutions provider, Lesman has the components that you need for a gas train, combustion control, or flame safeguard system. Follow the links below for the most popular controls, sensors, and switches for your system.