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591IN-750 - Gentec 591 Series High Pressure Piston Regulator, CGA 580, 750 PSI Delivery

Packaging: 1 of each
$796.68/ea $523.59/1 of each only $523.59/eaSave 34%

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OVERVIEW

Gentec 591 Series Piston Regulator - 750 PSI Delivery

The Gentec 591IN-750 is a single-stage, piston-type regulator specifically engineered for high-pressure applications involving inert gases. This model is a staple for professionals in the HVAC, refrigeration, and industrial maintenance sectors who require reliable high-pressure delivery for tasks such as nitrogen purging, pressure testing, and system charging. With a CGA 580 inlet, it connects directly to standard cylinders for Argon, Helium, and Nitrogen.

Technical Superiority: The core of the 591IN-750 is its piston actuation mechanism. For delivery pressures exceeding standard welding requirements (typically above 150-200 PSI), piston regulators are preferred over diaphragm models due to their resilience and ability to maintain stable pressure at higher output levels. This unit is rated for a maximum inlet pressure of 3000 PSI and provides a variable delivery pressure range of 50 to 750 PSI. The adjustment handle allows for smooth, precise control over the outlet pressure, ensuring you can dial in the exact specifications required for your testing or operational procedures.

Construction & Features: The regulator body is machined from solid brass bar stock, offering superior strength compared to cast bodies. It includes a sintered bronze inlet filter to prevent particulate contamination, which is a common cause of regulator failure. The dual-scale 2-1/2" steel gauges provide clear readings for both cylinder pressure and working pressure. An internal relief valve is standard, adding a layer of safety for the operator. This regulator is an excellent choice for "blow-out" applications, leak detection in refrigeration lines, and other high-pressure inert gas functions.

Specifications

  • Model: 591IN-750
  • Gas Service: Inert Gas (Ar, He, N2)
  • Inlet Connection: CGA 580
  • Delivery Pressure: 0 - 750 PSIG
  • Mechanism: Piston Type
Additional Information
Brand:Gentec
Cga Fitting:CGA 580
Item:Regulator
Used On Which Gas:Inert Gases
Max Inlet:3000 PSI
Max Outlet:750 PSI
Gas Type:Inert Gas, Argon, Helium, Nitrogen
Connection Type:CGA 580
Flow Range:0-750 PSIG
Gauge Type:2-1/2" Steel Dual Scale
Body Material:Forged Brass
Pressure Regulation Style:Piston Type
Packaging Description:1 of each
Used On Which Gas?:Nitrogen

INCLUDED

  • 1x High Pressure Regulator (CGA 580)
  • 1x Set of Instructions

APPLICATIONS

  • HVAC/R System Pressure Testing
  • Nitrogen Purging and Brazing
  • Accumulator Charging
  • High Pressure Leak Detection
  • Industrial Inert Gas Distribution
  • Strut Charging

FAQ

This regulator can deliver up to 750 PSIG.

The CGA 580 connection is standard for inert gases including Nitrogen, Argon, and Helium.

This is a piston-type regulator, which is preferred for high-pressure applications for better durability.

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

The maximum inlet pressure is 3000 PSI, which is the standard rating for CGA 580 cylinders.

Yes, it comes with two 2-1/2 inch steel gauges to monitor both cylinder pressure and delivery pressure.

The body is machined from Class A brass bar stock.

Yes, the 750 PSI capability makes it ideal for pressure testing HVAC and refrigeration lines.
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