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Fairview Two Stage Automatic Changeover Regulator GR-9984 225,000 BTU Automatic Changeover Regulator (Marshall Excelsior) Fisher Integral Two-Stage Regulator - 1/4" FNPT x 1/2" FNPT

Automatic Changeover Regulators redirect LP gas vapor flow from an empty designated service cylinder
to a reserve cylinder, without interruption of service. It features a green indicator dome which
changes to red when the service cylinder needs to be refilled. GR-9984

Inlet: 1/4" F. Inv. Flare, Outlet: 3/8 FPT, Capacity: 345,000 BTUH

Capacity in BTU/H LPG: 225,000 *

Inlet: 1/4" Inverted Flare

Outlet: 3/8" FNPT

Outlet Set Point ("WC): 11

Type: Two Stage

* Based on 100 PSIG inlet pressure & 20% droop


Capacities in BTU per hour / SCMH Propane: 550,000 / 5,1.

Inlet Connection, Inches: 1/4" FNPT.

Outlet Connection, Inches: 1/2" FNPT.

Outlet Adjustment Range, Inches W.C./ mbar: 9.5 - 13 / 24 - 32.

Outlet Pressure Setting, Inches W.C. / mbar: 11-27-13
Fisher Integral Two-Stage Regulator - FPOL x 1/2" FNPT 450,000 BTU Integral Two-Stage Regulator/FNPT (Marshall Excelsior) 450,000 BTU Integral Two-Stage Regulator/F. POL (Marshall Excelsior)

Capacities in BTU per hour / SCMH Propane: 550,000 / 5,1.

Inlet Connection, Inches: F. POL.

Outlet Connection, Inches: 1/2" FNPT.

Outlet Adjustment Range, Inches W.C./ mbar: 9.5 - 13 / 24 - 32.

Outlet Pressure Setting, Inches W.C. / mbar: 11-27-13

Capacity in BTU/H LPG: 450,000 *

Inlet: 1/4" FNPT

Outlet: 1/2" FNPT

Outlet Adj. Range ("WC): 9.5 - 13

Outlet Set Point ("WC): 11

Type: Compact

Vent Port: 3/8" FNPT

* Based on 30 PSIG inlet pressure & 20% droop.

Capacity in BTU/H LPG: 450,000 *

Inlet: 1/4" F. POL

Outlet: 1/2" FNPT

Outlet Adj. Range ("WC): 9.5 - 13

Outlet Set Point ("WC): 11

Type: Compact

Vent Port: 3/8" FNPT

* Based on 30 PSIG inlet pressure & 20% droop.
Integral Two-Stage Regulator - FPOL x 3/4" FNPT (Fisher) Integral Two-Stage Regulator - 1/4" FNPT x 3/4" FNPT (Fisher) 900,000 BTU Integral Two-Stage Regulator (Marshall Excelsior)

Capacities in BTU per hour / SCMH Propane: 850,000 / 9,6.

Inlet Connection, Inches: F. POL.

Outlet Connection, Inches: 3/4" FNPT.

Outlet Adjustment Range, Inches W.C./ mbar: 9 - 13 / 22 - 32.

Outlet Pressure Setting, Inches W.C. / mbar: 11-27-13

Capacities in BTU per hour / SCMH Propane: 900,000 / 8,4.

Inlet Connection, Inches: 1/4" FNPT.

Outlet Connection, Inches: 3/4" FNPT.

Outlet Adjustment Range, Inches W.C./ mbar: 9 - 13 / 22 - 32.

Outlet Pressure Setting, Inches W.C. / mbar: 11-27-13

Capacity in BTU/H LPG: 900,000 *

Inlet: F. POL

Outlet: 3/4" FNPT

Outlet Adj. Range ("WC): 9 - 13

Outlet Set Point ("WC): 11

Type: Full Size

Vent Port: 3/4" FNPT

* Based on 30 PSIG inlet pressure & 20% droop.
950,000 BTU Integral Two-Stage Regulator (Marshall Excelsior) 650,000 BTU Automatic Changeover Regulator (Marshall Excelsior)

Capacity in BTU/H LPG: 950,000 *

Inlet: 1/4" FNPT

Outlet: 3/4" FNPT

Outlet Adj. Range ("WC): 9 - 13

Outlet Set Point ("WC): 11

Type: Full Size

Vent Port: 3/4" FNPT

* Based on 30 PSIG inlet pressure & 20% droop.

Primary Cylinder Capacity in BTU/H LPG: 650,000 *

Auxilary Cylinder Capacity in BTU/H LPG: 570,000 *

Inlet: 1/4" Inverted Flare (2)

Outlet: 1/2" FNPT

Outlet Adj. Range ("WC): 9 - 13

Outlet Set Point ("WC): 11

Type: Full Size

* Based on 30 PSIG inlet pressure & 20% droop