1/4" Inverted Flare(2) Inlet x 1/2" Outlet 650,000 BTU/hr 11" WC Adjustable 9-13" WC
Unit of Measure

Purchasing Info

QTY Avbl For Sale

BEN

FLI

GOL

LEE

Stock Class

QB5

QB4

QB3

QB2

QB1

UOM

Specifications

Brand

Marshall Excelsior (MEC™)

Inlet Connection Size

1/4 in. Inverted Flare (2) 1/4 in

Inlet Connection Thread Type

Female Inverted Flare (2)

Outlet Connection Size

1/2 in

Outlet Connection Thread Type

Female National Pipe Thread (FNPT)

Adjustment Range

9 to 13 inWc

Pressure Setting

11 inWc

Vent Location

Over Outlet

Capacity

650,000 Btu/hr

Orifice Size

7/32 in

Vent Size

3/4 in

Pressure Range

9 to 13 inWc

Outlet Pressure Range

9 to 13 psi

Type

Full Size

Outlet Set Point

11 psi

Inlet/Outlet Connection Thread Type

Female National Pipe Thread (FNPT)
Capacity (Liquefied Petroleum Gas (LPG))1 650,000 Btu/hr

Note

Note

Relief Travel Stop Molded in Adjustment Cap

Series Specifications

Maximum Inlet Pressure

250 psig

Exterior Finish

Green Powder Coat

Diaphragm Type

Body Seal Bonnet Fabric Reinforced NBR Molded Lip O-Ring

Industry Standards

UL 144 2nd Stage UL Listed

Stages

Automatic Changeover

Seat Material

(NBR) 1st Stage Fluorocarbon (FKM) 2nd Stage

Relief Type

Internal Relief - Spring Loaded

Bonnet/Body Material

Die-Cast Zinc Plastic 1st Stage Dies Cast Aluminum 2nd Stage

Pressure Taps

#54 Orifice 1/8 Female National Pipe Thread (FNPT) Plugged (1)

Relief Travel Stop

Molded in Adjustment Cap - Black

Standard Mounting Holes on Center

3-1/2 in

Proposition 65 Information

N/A

WARNING: This product can expose you to one or more chemicals known to the state of California to cause cancer, birth defects or reproductive harm. For more information, go to www.p65warnings.ca.gov

  • 1 Based on 30 PSIG inlet pressure and 20% droop