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3000860 - Harris HP 750 Series Servo Dome Oxygen Regulator 0-500 PSIG

Packaging: 1 of each
$1,771.78/ea $1,164.43/1 of each only $1,164.43/eaSave 34%

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OVERVIEW

Keep Your Laser Cutting at Peak Performance

In the competitive world of metal fabrication, your laser cutter is likely the heartbeat of your shop. When the gas delivery system falters, production stops. The Harris HP 750-500 Servo Dome Oxygen Regulator is the reliable, heavy-duty solution designed to keep your laser running smoothly. This isn't just a standard gas regulator; it is a specialized component engineered to handle the rapid on-off cycling and high-pressure demands of laser assist gas systems.

Why choose a dome-loaded regulator? Standard regulators can struggle to keep up when a laser switches from a low-pressure pierce to a high-pressure cut. You might see pressure drops that lead to bad cuts, wasted material, or even damage to your focusing lens. The Harris HP 750 uses a dome-load mechanism that reacts instantly to flow changes, ensuring that your Oxygen pressure stays rock-steady at up to 500 PSI. This stability is key to achieving those clean, dross-free edges on thick steel that Harris equipment is known for.

This specific model (Harris 3000860) is an OEM replacement, meaning it is the exact part specified by many laser machine manufacturers. Installing genuine Harris parts ensures you maintain the safety standards and performance metrics your machine was designed for. The solid brass body is durable enough to last for years, and the internal components are precision-machined to prevent leaks and creep. Whether you are replacing a worn-out unit or upgrading your gas manifold for better performance, the HP 750-500 is the professional's choice for oxygen laser cutting.

Key Benefits for Fabricators

  • Consistent Cuts: Eliminates pressure fluctuations that cause rough edges.
  • High Pressure Capable: Delivers up to 500 PSI for deep cutting applications.
  • Direct Replacement: Fits existing setups designed for Harris servo-dome units.
  • Safety First: Cleaned and tested for Oxygen service to prevent combustion hazards.
Additional Information
Brand:Harris
Item:Regulator
Used On Which Gas:Oxygen
Max Outlet:500 PSI
Gas Type:Oxygen
Regulator Type:Servo Dome-Loaded
Series:HP 750
Applications:Laser Cutting, High Flow Assist Gas
Delivery Pressure Range:0-500 PSIG
Construction:Brass Barstock Body
Packaging Description:1 of each
CGA Fitting:n/a
Max Inlet:N\A
Used On Which Gas?:Oxygen

INCLUDED

  • 1 x Harris HP 750-500 Servo Dome Oxygen Regulator
  • Instruction Manual

APPLICATIONS

  • Industrial Laser Cutting Systems (CO2 and Fiber)
  • High-Pressure Oxygen Assist Gas Supply
  • Automated Cutting Tables
  • Heavy Fabrication Manufacturing
  • OEM Gas Manifold Integration

FAQ

A spring-loaded regulator uses a mechanical spring to set outlet pressure, which can experience pressure drop (droop) as flow increases. A dome-loaded regulator uses gas pressure in a dome to control the diaphragm, providing much more stable pressure and faster response times during high-flow applications like laser cutting.

The Harris HP 750-500 is designed to deliver outlet pressures up to 500 PSIG.

This specific model is cleaned and designated for Oxygen service. While the mechanical design might handle other inert gases, using it with incompatible gases or switching services without proper cleaning is dangerous and not recommended.

Servo Dome refers to the regulator's ability to track a pilot signal or maintain equilibrium via the dome pressure, effectively acting as a servo mechanism to keep outlet pressure precise regardless of flow demand.

This regulator is typically part of a larger manifold or machine integration (OEM) and may require specific connections or a pilot pressure source. Check your system's manual to ensure compatibility with standard cylinder connections.

Laser cutting, especially of thick materials, requires a high volume of gas to blow molten metal out of the cut zone (kerf). If the regulator cannot supply the flow rate, the cut will be poor quality or fail completely.

Yes, this is a genuine Harris HP 750 series regulator, part number 3000860.

In high-use industrial environments like laser cutting, regulators should be inspected for leaks, creep, and physical damage regularly, typically as part of the machine's scheduled maintenance or at least annually.

CATALOGUE & SPEC SHEETS

Spec Sheet
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