Back To Top
Fisher™ HSRL Series Second-Stage Regulators
HSRL Series second-stage regulator is an Underwriters Laboratories (UL) listed regulator designed for two-stage LP-Gas systems.
With a capacity of up to 2 600 000 BTU/hr / 29,27 SCMH, the HSRL Series is ideal for use in commercial applications. The unit is designed to reduce the outlet pressure from a first-stage regulator (usually 10 psig to 11-inches w.c. / 0,69 bar to 27 mbar). Screened drip-lip vents oriented over the inlet are standard.
Fisher™ HSRL Series Second-Stage Regulators


Body Sizes and End Connection Styles (inlet x outlet)
3/4 x 3/4, 3/4 x 1, or 1 x 1-inch threaded NPT Globe Body
Maximum Inlet Pressures
Maximum Inlet Pressure: 10 psig / 0,69 bar
Emergency Inlet Pressure: 30 psig / 2,1 bar
Outlet Pressure Ranges
9 to 13 inches w.c. / 22.4 to 32.4 mbar spring range
Up to 2.6 MBTU/hr
Vent Size
3/4 NPT screened
Pressure Registration
Temperature Capabilities
-20° to 160°F / -29° to 71°C
Approximate Weight
4.5 Pounds / 2 kg


  • 20-Year Recommended Replacement Life
  • Improved Regulation
  • Overpressure Protection
  • Corrosion Resistance
  • Positive Drainage
  • UL Listed


Interesting in attending a training class?

Visit Course Listing!