Fisher Twin Stage Regulators

  • TYPE R232A – Stock #1769
  • TYPE R632A – Stock #1775

Fisher Twin Stage Regulators Specs
Fisher R232 Integral Twin Stage Regulator Brochure
Fisher R600 HSRL series LP Gas Regulators Instruction Manual


**To maximize the lifespan of the regulator, it must be installed above the liquid level of propane: directly connect to service valve, or wall mount above the propane cylinder(s).

**When connecting directly to the service valve, use a 90 Degree Vent with the vent facing downwards

**When wall mounting, use a Straight Vent with the vent facing downwards

R232A Features/Specifications:

  • 450,000 BTU Capacity
  • 1/4″ FNPT Inlet
  • 1/2″ FNPT Outlet
  • 9.5″-13″ W.C. Outlet Pressure Rating
  • Designed for installations with small capacity loads
  • Compact design allows for easy installation in confined spaces and is ideal for ASME tanks used on small domestic loads
  • Intermediate and outlet gauge taps for easy system testing
  • Large orifice minimizes freeze problems
  • Can be used on twin cylinder hook-ups on travel trailers and stationary applications
  • Gray, straight through design

R632A Features/Specifications:

  • Body Sizes and End Connection Styles (inlet x outlet):
    1/4 inch x 1/2 inch FNPT, FPOL x 1/2 inch FNPT, 1/4 inch x 3/4 inch FNPT, FPOL x 3/4 inch FNPT
  • Maximum Allowable Inlet Pressure
    250 psig / 17,2 bar
  • Outlet Pressure Ranges
    9 to 13 inches w.c. / 22.4 to 32.4 mbar spring range
  • Capacity
    Up to 950,000 BTU/hr
  • Vent Size
    1st Stage : 1/4 NPT Inverted Flare
    2nd Stage : 3/4 NPT screened
  • Temperature Capabilities
    -20° to 160°F / -29° to 71°C
  • Approximate Weight
    With FPOL: 2.9 lbs / 1310 g
    With NPT fitting: 2.5 lbs / 1125 g
  • 20-Year Recommended Replacement Life
  • Inlet/Outlet Gauge Taps for easy system checks
  • Improved Regulation
  • Easy Installation
  • Superior Overpressure Protection
  • Corrosion-Resistant
  • Positive Draining Spring Case
  • Durability