Welcome to WeldingMart’s premium collection of welding gas regulators, where precision, safety, and durability converge to meet the demands of professional welders, fabricators, and hobbyists alike. Whether you're looking for a Harris regulator, argon gas regulator, or the industry-leading Harris 4408578 gas regulator, our collection ensures the highest standards in gas pressure control for welding and cutting applications. Explore our extensive range of welding regulators tailored for multiple gas types and welding methods to deliver unmatched performance and reliability.
$26.99 offHarris
Harris 25GX-15-510 and 25GX-145-540 Pair Single Stage Oxy Acetylene Regulators - 4408578
$242.89$269.88Unit price /UnavailableModels 25GX-15-510 and 25GX-145-540 are medium-to-heavy duty single-stage regulators for use with acetylene and oxygen packed together in a clamshell
$44.38 offHarris
Harris 25GX-15-300 Single Stage Acetylene Regulator - 3000350
$110.00$154.38Unit price /UnavailableHarris - Model 25GX-15-300 best value medium-to-heavy duty single stage acetylene regulator
$26.99 offHarris
Harris 25GX-15-300 and 25GX-145-540 Pair Pack Single Stage Pressure Regulators - 4408579
$242.89$269.88Unit price /UnavailableModels 25GX-15-300 and 25GX-145-540 are medium-to-heavy duty single-stage regulators for use with acetylene and oxygen packed together in a clamshell
$44.38 offHarris
Harris 25GX-145-540 Single Stage Oxygen Regulator - 3000510
$110.00$154.38Unit price /UnavailableHarris - Model 25GX-145-540 best value medium-to-heavy duty single stage regulator
$37.82 offHarris
Harris 601-400-580 HVAC Purging Single Stage Argon/Nitrogen Regulator - 3000648
$76.87$114.69Unit price /UnavailableHarris - Model 601-400-580 HVAC purging single stage regulator with 1/4 flare equipped with rubber gauge guards (Clamshell)
$57.38 offHarris
Harris 25GX-15-510 Single Stage Acetylene Regulator - 3000380
$97.00$154.38Unit price /UnavailableHarris - Model 25GX-15-510 best value medium-to-heavy duty single stage regulator
$60.51 offHarris
Harris 25GX-145-580 Single Stage Argon Helium Nitrogen Regulator - 3000540
$93.87$154.38Unit price /UnavailableHarris - Model 25GX-145-580 best value medium-to-heavy duty single stage regulator
$44.38 offHarris
Harris 25GX-50-510P Single Stage Propane Regulator - 3000450
$110.00$154.38Unit price /UnavailableHarris - Model 25GX-50-510P best value medium-to-heavy duty single stage regulator
$345.98 offHarris
Harris HP8700-2500-580 Single Stage Argon/Nitrogen Regulator - 3200301
$556.00$901.98Unit price /UnavailableModel HP8700-2500-580 high pressure single stage brass Argon/Nitrogen regulator
$36.95 offHarris
Harris 447-125-CR Station Single Stage Oxygen Regulator Right Hand- 4000555
$332.56$369.51Unit price /UnavailableModel 447-125-CR heavy duty back-entry station single-stage oxygen regulator
$292.58 offHarris
Harris HP8700-1500-580 Single Stage Argon/Nitrogen Regulator - 3200300
$505.00$797.58Unit price /UnavailableModel HP8700-1500-580 high pressure single stage brass argon/nitrogen regulator
$69.16 offHarris
Harris 425-15-580 Single-Stage Argon/Helium/Nitrogen Regulator - 3000837
$137.87$207.03Unit price /UnavailableHarris 425-15-580 Single-Stage Argon/Helium/Nitrogen Regulator - 3000837
$331.98 offHarris
Harris HP8700-2500-540 Single Stage Oxygen Regulator - 3200307
$570.00$901.98Unit price /UnavailableModel HP8700-2500-540 ultra high-pressure up to 7500 psig inlet single-stage brass barstock oxygen regulator
Lincoln Electric
Lincoln Deluxe Adjustable Gas Regulator and Hose Kit K586-1
$343.00Unit price /UnavailableDeluxe Adjustable Gas Regulator and Hose Kit
$40.49 offHarris
Harris Model 447-40-IGG-1/4 Pipeline Inert Gas Guard Regulator - 4000547
$364.46$404.95Unit price /UnavailableModel 447-40-IGG-1/4 heavy-duty pipeline flow control inert gas guard regulator for use with Argon (Ar), Carbon Dioxide (CO2)
$127.95 offHarris
Harris 447-80-IGG-1/4 Pipeline Inert Gas Guard Argon/Carbon Dioxide Regulator - 4000546
$277.00$404.95Unit price /UnavailableModel 447-80-IGG-1/4 heavy-duty pipeline flow control inert gas guard regulator for use with Argon (Ar), Carbon Dioxide (CO2)
$142.18 offHarris
Harris 425-125A-350 Single Stage Methane/Hydrogen Regulator - 3000794
$230.87$373.05Unit price /UnavailableModel 425-125A-350 premium heavy duty single-stage methane/hydrogen regulator
$62.33 offHarris
Harris 9200-15-320 Two Stage Carbon dioxide Regulator - 3302276
$560.95$623.28Unit price /UnavailableModel 9200-15-320 general purpose heavy duty neoprene diaphragm two-stage regulator
$75.89 offHarris
Harris 3500-200-347 Single Stage Air Regulator - 3003517
$543.60$619.49Unit price /UnavailableModel 3500-200-347 high-pressure, high-flow single-stage Air regulator
