Welcome to WeldingMart’s premium collection of argon regulators, where precision, durability, and performance meet to elevate your welding experience. Argon is a critical shielding gas used in TIG and MIG welding, and ensuring its flow is consistent and accurate is essential for producing clean, professional-grade welds. Our collection features top-of-the-line argon regulators engineered to provide reliable gas control, making them indispensable tools for welders of all skill levels.
$48.35 offHarris
Harris 355-2Ar-58010 Flowmeter Argon Regulator Shielding Gas Kit - 3100211
$253.10$301.45Unit price /UnavailableModel 355-2Ar-58010 compensated flowmeter regulator shielding gas kit for use with Argon (Ar)
$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
$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
$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)
$336.10 offHarris
Harris HP8700-4500-680 Single Stage Argon/Nitrogen Regulator - 3200327
$660.87$996.97Unit price /UnavailableModel HP8700-4500-680 ultra high-pressure single-stage brass barstock argon/nitrogen regulator
$34.31 offHarris
Harris 355-2Ar/He-580 Compact Argon/Helium/Nitrogen Compensated Flowmeter Regulator - 3100204
$228.87$263.18Unit price /UnavailableModel 355-2Ar/He-580 compact pressure compensated flowmeter regulator for use with Argon (He)
$83.18 offHarris
$180.00$263.18Unit price /UnavailableModel 355-2N2/Ar-580 compact pressure compensated flowmeter regulator for use with nitrogen (Air)
$62.39 offHarris
Harris 355-2Ar-58010 Flowmeter Argon Regulator Shielding Gas Kit - 4400235
$166.87$229.26Unit price /UnavailableHarris - Model 355-2Ar-58010 compensated flowmeter regulator shielding gas kit for use with Argon (Ar) (Clamshell)
$51.16 offHarris
Harris 9296-125-580 General-Purpose Two Stage Argon/Helium/Nitrogen Regulator - 3302608
$460.41$511.57Unit price /UnavailableModel 9296-125-580 general purpose heavy duty neoprene diaphragm two-stage regulator
$344.38 offHarris
Harris HP8700-3000-680 Single Stage Argon/Nitrogen Regulator - 3200326
$595.00$939.38Unit price /UnavailableModel HP8700-3000-680 ultra high-pressure brass single stage argon/nitrogen regulator
$393.07 offHarris
Harris HP8700-6000-677 Single Stage Argon/Nitrogen Regulator - 3200323
$632.00$1,025.07Unit price /UnavailableModel HP8700-6000-677 ultra high-pressure up to 7500 psig inlet single-stage brass barstock argon/nitrogen regulator
$70.00 offHarris
Harris 355-2Ar-580 Pressure Compensated Flowmeter Argon/Carbon Dioxide Regulator - 3100200
$127.95$197.95Unit price /UnavailableHarris - Model 355-2Ar-580 compact pressure compensated flowmeter regulator for use with Argon (CO2)
$34.35 offHarris
Harris 351-70Ar/CD 1/4 M Pipeline Flowmeter Argon/Carbon Dioxide Regulator - 3100332
$119.00$153.35Unit price /UnavailableModel 351-70Ar/CD-1/4(M) heavy duty zero-compensated pipeline flowmeter regulator for use with Argon (Ar), Carbon Dioxide (CO2)
$37.14 offHarris
Harris 2561-125C-580 Two Stage Argon/Helium/Nitrogen Regulator - 3300912
$334.24$371.38Unit price /UnavailableModel 2561-125C-580 economical medium-to-heavy duty two-stage argon/helium/nitrogen regulator
$211.21 offHarris
Harris 3500-600-580 High-Pressure Single Stage Argon/Helium/Nitrogen Regulator - 3003541
$654.87$866.08Unit price /UnavailableModel 3500-600-580 high-pressure, high-flow single-stage Argon/Helium/Nitrogen regulator
$99.70 offHarris
Harris HP8700-4500-677 Single Stage Argon/Nitrogen Regulator - 3200322
$897.27$996.97Unit price /UnavailableModel HP8700-4500-677 ultra high-pressure up to 7500 psig inlet single-stage brass barstock argon/nitrogen regulator
$62.33 offHarris
Harris 9200-125-580 Two Stage Argon/Helium/Nitrogen Regulator - 3302218
$560.95$623.28Unit price /UnavailableModel 9200-125-580 general-purpose heavy duty neoprene diaphragm two-stage regulator
$191.93 offHarris
Harris 3500-400-580 Single Stage Argon/Helium/Nitrogen Regulator - 3003540
$593.87$785.80Unit price /UnavailableModel 3500-400-580 high-pressure, high-flow single-stage Argon/Helium/Nitrogen 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
$344.38 offHarris
Harris HP8700-3000-677 Single Stage Argon/Nitrogen Regulator - 3200321
$595.00$939.38Unit price /UnavailableModel HP8700-7500-677 ultra high-pressure up to 7500 psig inlet single-stage brass barstock argon/nitrogen regulator
$13.08 offHarris
Harris 355-2CD-320 Compensated Flowmeter Argon/Carbon Dioxide Regulator - 3100201
$184.87$197.95Unit price /UnavailableHarris - Model 355-2CD-320 compact pressure compensated flowmeter regulator for use with Carbon Dioxide (Ar)
$58.88 offHarris
Harris 9296-250-580 General-Purpose Two Stage Argon/Helium/Nitrogen Regulator - 3302609
$529.89$588.77Unit price /UnavailableModel 9296-250-580 general purpose heavy duty neoprene diaphragm two-stage regulator
$51.16 offHarris
Harris 9296-50-540 Two Stage Argon/Helium/Nitrogen Regulator - 3302607
$460.41$511.57Unit price /UnavailableModel 9296-50-580 general purpose heavy duty neoprene diaphragm two-stage argon/helium/nitrogen regulator
$117.96 offHarris
Harris 9235-350-580 Manifold Two Stage Argon/Helium/Nitrogen Regulator - 3302302
$1,061.62$1,179.58Unit price /UnavailableModel 9235-350-580 high-flow heavy duty manifold two-stage argon/helium/nitrogen regulator
$74.17 offHarris
Harris 3500-600-580 Single Stage Argon/Helium/Nitrogen Regulator - 3003539
$667.53$741.70Unit price /UnavailableModel 3500-600-580 motorsports high-pressure, high-flow single-stage Harris 3500-600-580 Single Stage Argon/Helium/Nitrogen Regulator - 3003539 regulator
$200.49 offHarris
Harris 3500-200-580 High-Pressure Single Stage Argon/Helium/Nitrogen Regulator - 3003511
$419.00$619.49Unit price /UnavailableModel 3500-200-580 high-pressure, high-flow single-stage Argon/Helium/Nitrogen regulator
$53.38 offHarris
Harris 9200NC-5-580 Low Delivery Argon/Helium/Nitrogen Regulator - 3302284
$480.39$533.77Unit price /UnavailableModel 9200NC-5-580 two-stage low delivery pressure regulator for non-corrosive and ultra-low delivery pressure gases.
$50.75 offHarris
Harris 351-60Ar-580 Cylinder Flowmeter Argon/Carbon Dioxide Regulator Regulator - 3100331
$93.87$144.62Unit price /UnavailableHarris - Model 351-60Ar-580 heavy duty zero-compensated cylinder flowmeter regulator for use with Argon (Ar), Carbon Dioxide (CO2)
$51.16 offHarris
Harris 9296NC-15-580 General-Purpose Two Stage Argon/Helium/Nitrogen Regulator - 3302606
$460.41$511.57Unit price /UnavailableModel 9296NC-15-580 general purpose heavy duty neoprene diaphragm two-stage argon/helium/nitrogen regulator with neoprene seat
$62.33 offHarris
Harris 9200-50-580 Two Stage Argon/Helium/Nitrogen Regulator - 3302217
$560.95$623.28Unit price /UnavailableModel 9200-50-580 general-purpose heavy duty neoprene diaphragm two-stage regulator
$200.49 offHarris
Harris 3500-125-680 Single Stage Argon/Helium/Nitrogen Regulator - 3003507
$419.00$619.49Unit price /UnavailableModel 3500-125-680 high-pressure, high-flow single-stage Argon/Helium/Nitrogen regulator
$165.22 offHarris
Harris 3500-125-580 Single Stage Argon/Helium/Nitrogen Regulator - 3003501
$395.00$560.22Unit price /UnavailableModel 3500-125-580 high-pressure, high-flow single-stage Argon/Helium/Nitrogen regulator
$73.03 offHarris
Harris Model HP722 Regulator Argon/Helium/Nitrogen - 722-250-580-B-1 - 722250580B1
$657.25$730.28Unit price /UnavailableThis series of two-stage, ultra high-purity regulators is designed for non-corrosive analytical and process applications where precise flow is not critical. A specially designed, convoluted, stainless steel diaphram provides good regulating performance and maxium putity integrity. These regulators are capable of withstanding an internal vacum and can be provided with a diffusion-resistant valve.
$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)
![Harris 330-500-580 Single-Stage Argon/Nitrogen Regulator - 3001098 - WeldingMart.com]()
$201.79 offHarris
Harris 330-500-580 Single-Stage Argon/Nitrogen Regulator - 3001098
$325.87$527.66Unit price /UnavailableModel 330-500-580 liquid cylinder gaseous withdrawal heavy duty single-stage argon/nitrogen regulator
$49.52 offHarris
Harris 330-350-580 Single Stage Argon/Nitrogen Regulator - 3001094
$445.65$495.17Unit price /UnavailableModel 330-350-580 liquid cylinder gaseous withdrawal heavy duty single-stage argon/nitrogen regulator
$69.16 offHarris
Harris 425-200-580 Premium Single Stage Argon/Helium/Nitrogen Regulator - 3000773
$137.87$207.03Unit price /UnavailableModel 425-200-580 premium heavy duty single-stage argon/helium/nitrogen regulator
$69.16 offHarris
