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0781-3509 - Victor VTS250C-580 Medium Duty Two-Stage Inert Gas Regulator

Packaging: pack of 1
$1,246.38/EA $843.71/pack of 1 only $843.71/EASave 32%

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OVERVIEW

Victor VTS250C-580: The Welder's Choice for Consistent Flow

When precision matters in your welding or fabrication setup, the Victor 0781-3509 VTS250C-580 Regulator delivers the consistency you need. Designed for inert gases such as Argon and Nitrogen, this medium-duty two-stage regulator is an essential tool for applications requiring stable shielding gas flow or precise back-purging. Unlike single-stage regulators that require frequent adjustment as your gas cylinder drains, the VTS250C-580 maintains your set delivery pressure automatically, allowing you to focus on the weld rather than the equipment.

Why Choose Two-Stage Regulation?

For welders and fabricators, consistency is key to quality. A two-stage regulator functions like two regulators in one body: the first stage drops the high cylinder pressure to a fixed intermediate pressure, and the second stage reduces it to your desired working pressure. This mechanical advantage means that as the pressure in your tank drops from 3000 PSI down to 500 PSI, your output remains rock-steady at your set point (e.g., 40 PSI). This eliminates the need to constantly tweak the knob to prevent flow drop-off or surges, ensuring a uniform shield and reducing gas waste.

User-Friendly Design Features

Victor has equipped the VTS 250 series with features that make operation smooth and reliable. The adjusting screw features a Delrin insert bushing and a stainless steel ball, making pressure adjustments effortless and precise. The large 2-inch steel gauges are easy to read, displaying both cylinder contents and delivery pressure clearly. The outlet connection is a standard 5/8"-18 RH(F), making it compatible with most standard inert gas hoses and flowmeters used in the industry. Whether you are TIG welding exotic alloys or performing leak testing with Nitrogen, this regulator provides the control you need.

Safety and Reliability

Safety is paramount in high-pressure gas equipment. The VTS250C-580 includes an external self-reseating relief valve and a die-forged brass body that exceeds industry standards for strength. The adjusting spring is pretested for quality assurance, and the precision-machined nozzle ensures optimum flow control. With a maximum inlet pressure rating of 3000 PSIG and a flow coefficient (Cv) of 0.082, this regulator is a workhorse capable of handling medium to high-capacity general-purpose applications with ease.

Additional Information
Brand:Victor
Cga Fitting:CGA 580
Item:Regulator
Max Inlet:3000 PSI
Max Outlet:80 PSI
Used On Which Gas:Inert Gases
Packaging Description:1 per each
Gas Type:Inert Gas, Argon, Nitrogen, Helium
Connection Type (CGA):CGA 580
Flow Range:4-80 PSIG
Inlet/Outlet Pressure:Max Inlet: 3000 PSIG, Delivery: 4-80 PSIG
Gauge Type:2" Steel
Body Material:Die-Forged Brass
Connection Sizes:Inlet: CGA 580, Outlet: 5/8"-18 RH(F)
Series:VTS 250
Stages:Two Stage
Used On Which Gas?:Argon or Weldmix

INCLUDED

  • 1 x VTS250C-580 Two Stage Inert Gas Regulator
  • 1 x Set of 2-inch Steel Gauges (Inlet & Outlet)
  • 1 x Instruction Manual

APPLICATIONS

  • Inert gas shielding for welding (TIG/MIG)
  • Laboratory gas delivery systems
  • Pressure testing and leak detection
  • Industrial purging applications
  • General purpose medium-duty gas regulation

FAQ

A two-stage regulator reduces cylinder pressure in two steps, providing a constant delivery pressure even as the cylinder pressure drops. A single-stage regulator may show a slight increase or decrease in delivery pressure as the cylinder empties, requiring manual adjustment.

This regulator is equipped with a CGA 580 inlet, which is standard for inert gases such as Argon, Nitrogen, and Helium.

The Victor 0781-3509 has a delivery pressure range of 4 to 80 PSIG.

Yes, it includes two 2-inch steel gauges: one for measuring cylinder pressure (up to 4000 PSIG) and one for delivery pressure (up to 100 PSIG).

No, this regulator has a CGA 580 connection for inert gases. Oxygen cylinders use a CGA 540 connection. Never use oil or incompatible regulators with Oxygen.

The outlet connection is a 5/8"-18 RH(F) (Right Hand Female), which is a standard connection for inert gas fittings.

The VTS 250 series is classified as 'Medium Duty'. While very durable, extremely high-flow heavy-duty applications might require the Victor VTS 400 or 700 series.

Yes, it features an external self-reseating relief valve for safety.

CATALOGUE & SPEC SHEETS

Spec Sheet
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