Hover cursor over image to view larger picture


WARNING: This product can expose you to chemicals including Nitrogen Dioxide, which is known to the State of California to cause cancer, and Carbon monoxide, which is known to the State of California to cause birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Harris® Model 450-50-510P The Harris Products Group Heavy Duty LPG Single Stage Regulator, CGA 510P

Airgas Part #:HCL3002495

Harris Calorific

Manufacturer #:3002495

Log in to get your price
$204.24 /Each
Package Size: 1 Each
$204.24 Each
$204.24 Each

Typically in Stock

Item Details

  • Model 450 is an economically priced industrial-duty regulator, but with premium features found only in high priced regulators. The 450 has a stainless steel diaphragm and a Harris exclusive tamper-proof self-seating safety relief device.


  • The Model 450 has high end features for an economical price
  • Stainless steel diaphragm
  • Internal tamper-proof self-reseating safety relief valve
  • Brass body and bonnet
  • Brass T-screw bar style knob
  • 2.5" brass dual scale gauges
  • Pressure Regulation of 0.3 PSIG
  • Max. inlet PSIG is 500
  • Delivery Pressure Gauge 100 PSIG
  • Supply Pressure Gauge is 400 PSIG
  • One-piece encapsulated seat design with internal filter and PTFE Teflon® seat
  • Made in the USA
  • UL® listed and CGA-E-4 certified


  • Regulator: 7 Year Warranty


  • Welding


  • Regulator is designed specifically for propane service can be used with any of the other welding grade iquid petroleum gases.

Product Attributes

Regulator Type

» Single Stage Regulator

Gas Service

» LPG » Liquefied Petroleum Gas

Delivery Rate

» 0 - 50 psig

Inlet Connection

» CGA 510P


» Heavy Duty

Outlet Connection

» 9/16- 18 (LH)

Gauge Diameter

» 2 1/2"