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3100211 - Harris 355-2 Argon Flowmeter Regulator Kit with 10ft Hose

Packaging: 1 per each
$650.02/ea $433.35/1 per each only $433.35/eaSave 33%

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OVERVIEW

Precision Argon Control for MIG & TIG Welding

Upgrade your welding setup with the Harris Model 355-2 Argon Flowmeter Regulator Kit, a complete solution for welders who demand accuracy and reliability. Whether you are laying down precise TIG beads on aluminum or running long MIG passes on steel, proper shielding gas flow is essential for preventing porosity and ensuring a clean weld. Unlike standard gauge-only regulators, this flowmeter uses a vertical tube and float system, giving you a visual and accurate reading of your gas flow in Standard Cubic Feet per Hour (SCFH). This allows you to dial in the exact amount of gas needed—saving you money on wasted gas while guaranteeing sufficient coverage.

Built for the Shop
Welding environments can be tough on equipment, but the Harris 355-2 is up to the task. It features a rugged brass body and a shatter-resistant flow tube cover. The easy-to-read gauge shows your remaining cylinder pressure, while the flow tube clearly indicates your output flow up to 70 SCFH. The sensitive needle valve gives you total control, allowing for smooth adjustments without the jumpiness found in cheaper regulators. The kit includes a high-quality 10-foot inert gas hose, so you can connect it to your machine and start welding immediately right out of the box.

Key Benefits for Welders:

  • Ready to Weld: Comes with a 10ft hose, eliminating the need to hunt for fittings or extra parts.
  • Gas Savings: Accurate flow control prevents the "guess and check" method, reducing argon waste.
  • Versatility: While set up for Argon (CGA 580), the flow tube also has markings for CO2, making it versatile for different mixes if used with compatible adapters.
  • Reliability: The encapsulated seat design prevents dirt from ruining the regulator, ensuring it lasts for years.

This regulator connects to standard Argon and Argon/CO2 mix cylinders (CGA 580) and fits most standard welders with a 5/8"-18 gas inlet. Invest in Harris quality and take control of your shielding gas today.

Additional Information
Brand:Harris
Cga Fitting:CGA 580
Item:Flow Regulator
Max Inlet:3000 PSI
Max Outlet:70 SCFH
Used On Which Gas:Argon/Weldmix
Packaging Description:1-per-each
Gas Type:Argon, Argon Mixes
Flow Range:0 - 70 SCFH
Inlet Connection:CGA 580
Outlet Connection:5/8" - 18 (F)
Body Material:Brass
Gauge Type:1.5 in. Steel Dual Scale
Pressure Compensation:20 PSIG
Hose Length:10 ft
Used On Which Gas?:Argon or Weldmix

INCLUDED

  • Harris Model 355-2 Flowmeter Regulator (3100211)
  • 10 ft. x 3/16 in. Inert Gas Hose (4300138)

APPLICATIONS

  • MIG (GMAW) Welding
  • TIG (GTAW) Welding
  • Shielding Gas Control
  • Industrial Fabrication
  • Automotive Repair

FAQ

This regulator is equipped with a CGA 580 inlet, making it designed for Argon and Argon-mix shielding gases. While the flow tube has scales for CO2, a CGA 580 connection typically does not fit pure CO2 cylinders without an adapter.

Yes, the kit includes a 10-foot, 3/16-inch inert gas hose with standard fittings to connect the regulator to your welding machine.

The Harris Model 355-2 delivers accurate flow control up to 70 SCFH (Standard Cubic Feet per Hour).

No, flowmeters with a floating ball or float design must be mounted vertically to provide accurate readings.

The outlet connection on the regulator is a standard 5/8" - 18 Female fitting.

The one-piece encapsulated seat includes an internal filter that traps particulate contamination, protecting the PTFE Teflon seat from damage and extending the regulator's life.

Yes, the Harris Model 355-2 flowmeter regulator is UL listed.

Flow rate is adjusted using the sensitive needle valve knob located on the flowmeter tube, allowing for precise fingertip control.
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