Regulators & Flowmeters

Heavy-duty, high pressure piston regulatorIdeally suited for pressure vessel and dead-end testing

Designed for accurate regulation of gas flowBack pressure compensated design insures accurate readings when line restrictions are presentPolycarbonate flow tube and outer cover are impact resistant for maximum durability and service lifeEasy adjustment...

"Piston Type" mechanismDrilled and tapped for tie hook and string cutterSintered bronze filter valveBody contains an additional 1/4" NPT port to accommodate a second filler valve if desired

"Piston Type" mechanism Drilled and tapped for tie hook and string cutter Sintered bronze filter valve Body contains an additional 1/4" NPT port to accommodate a second filler valve if desired

Designed for CO2 application (non-siphoned tube cylinders) High flow CO2 applications (SR 310 100 PSIG) (SR 311/312 100 SCFH) with adequate supply or sourceDesigned for core wire applicationsMachined body and housing capStem type seat mechanismSelf...

High pressureDead-end testingMay be panel mountedSingle stage designPiston type actuation

Heavy-duty, high pressure piston regulatorIdeally suited for pressure vessel and dead-end testing

"Piston Type" mechanism Drilled and tapped for tie hook and string cutter Sintered bronze filter valve Body contains an additional 1/4" NPT port to accommodate a second filler valve if desired

Heavy-duty, high pressure piston regulatorIdeally suited for pressure vessel and dead-end testing

Stem type seat assembly for more reliable seating Sintered bronze inlet filter Underwriters Laboratories Inc. listed

Model 425 is a premium, single-stage, industrial regulator that is an ideal choice for most industrial applicationsThis regulator incorporates a number of Harris features designed to make it a rugged, long-lasting performer, including an exclusive...

Stem type seat assembly for more reliable seating Sintered bronze inlet filter Underwriters Laboratories Inc. listed

Durable solid brass bodyReliable brass piston and PTFE seat designInternal safety relief guards against over pressurization

Forged brass regulator body and bonnetField replaceable seat cartridgeRM-Pressure Compensated Bonded neoprene seat with broad face nozzle

450 PSIG models have KEL-F seat to accommodate high pressure applications Dual inlet filter system extends regulator life Hydrogen and methane models equipped with pipe away relief valves Nickel chrome plated zinc bonnet

Semi-automaticIndustrial gradeFor liquid dewarsConnects to remote alarms systems (up to 3 amps 30 VDC or 2 amps 250 VAC)

MIG/TIG applicationsStem type seat mechanismExternal self reseating relief valve (Not designed to protect downstream apparatus)Accurate regulator for gas flow

Forged brass body and housing capStem type seat mechanismFabric reinforced neoprene diaphragm

Forged brass body and housing capStem type seat mechanismDelrin cap bushing for smooth adjustmentsDesigned for gas distribution system (pipeline)Not for use on cylinders

Delrin insert bushing for durability, easier adjusting.Die-forged brass spring housing cap provides greater strength and durability.Stainless steel diaphragm gives accurate long lasting service.Stem-type seat mechanism inlet pressure aids in sealing...

Delrin insert bushing for durability, easier adjusting.Die-forged brass spring housing cap provides greater strength and durability.Stainless steel diaphragm gives accurate long lasting service.Stem-type seat mechanism inlet pressure aids in sealing...

Compact and lightweight designEasy-to-use handtight connection; no wrench requiredDurable and easy-to-read contents gauge

MIG/TIG applicationsFlowtube and outer tube are made of impact resistant Lexan for severe applicationsPressures compensate for low surge requirement

Heavy duty gas controlRecommended for applications where slight delivery pressure increases (due to decreasing cylinder pressures) would not affect the performance characteristics of the work or test results

Heavy duty gas controlRecommended for applications where slight delivery pressure increases (due to decreasing cylinder pressures) would not affect the performance characteristics of the work or test results

Compact single stage constructionStem type seat mechanismDelrin cap bushing for smooth adjustmentsExternal self reseating relief valve not designed to protect downstream apparatus

High pressureDead-end testingMay be panel mountedSingle stage designPiston type actuation

Heavy-duty, high pressure piston regulatorIdeally suited for pressure vessel and dead-end testing

Heavy-duty, high pressure piston regulatorIdeally suited for pressure vessel and dead-end testing

Stem type seat assembly for more reliable seatingSintered bronze inlet filterUnderwriters Laboratories Inc. listed

Stem type seat assembly for more reliable seating Sintered bronze inlet filter Underwriters Laboratories Inc. listed

Stem type seat assembly for more reliable seatingSintered bronze inlet filterUnderwriters Laboratories Inc. listed

Designed for extremely high gas flow ratesBuilt-in, thermostatically-controlled, electric heater keeps the CO2 warm, allowing for a continuous duty cycle without freezingBackpressure compensated to ensure accurate reading when line restrictions are...

Underwriters Laboratories Inc. listedSingle stage constructionSintered bronze inlet filterChrome plated housing capEasily read high-pressure gauge

Straight through constructionRugged Brass Bar Stock body"Pistol-Type" mechanism

Extra heavy dutyDesigned for Gas Distribution System (pipeline)Delrin cap bushing for smooth adjustmentsStem type seat mechanism

Reliable piston design for precise gas control at high inlet and delivery pressures rating up to 3000 PSIGDelrin cap bushing for smooth adjustmentsSintered bronze inlet filter

Heavy-duty, high pressure piston regulatorIdeally suited for pressure vessel and dead-end testing

Underwriters Laboratories Inc. listedSingle stage constructionSintered bronze inlet filterChrome plated housing capEasily read high-pressure gauge

Stem type seat assembly for more reliable seating Sintered bronze inlet filter Underwriters Laboratories Inc. listed