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Marshall Excelsior MEGR-1122H-AAJ Excela-Flo First Stage Regulator

Marshall Excelsior MEGR-1122H-AAJ Excela-Flo First Stage Regulator
Images for general purposes only. Actual may be different than depicted.
Marshall Excelsior MEGR-1122H-AAJ Excela-Flo First Stage Regulator

Marshall Excelsior MEGR-1122H-AAJ Excela-Flo First Stage Regulator

SKU: MEGR-1122H-AAJ
UNSPSC: 40142200
Rating: (1)
Quantity Price Stock
Usually Ships 1 - 2 Weeks
Usually Ships 1 - 2 Weeks
$63.43     /ea
Usually Ships 1 - 2 Weeks

This product is Non-Cancelable-Non-Returnable - Check below to Acknowledge*

This product is Non-Cancelable-Non-Returnable - Check below to Acknowledge

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MEGR-1122H-AAJ

The Marshall Excelsior (Excela-Flo) MEGR-1122H-AAJ is a compact first-stage regulator with 1/4" output and 1/2" input FNPT holds 1,000,000 BTU/H flow capacity.  It features an adjustment range from 9-12 psi (factory set at 10 psi) and a maximum input pressure of 250 psi.  UL Listed.

The first-stage regulator is assembled with a die-cast aluminum body, fluorocarbon (FKM) seat disc, stainless steel internal parts, molded lip-reinforced diaphragms, aluminum precision machined orifice, and gray dust cap.  This reduces LP gas tank pressures for a second-stage regulator.  Also, it provides downstream regulation and corrosion resistance against weather or contaminated gas.

The MEGR-1122H-AAJ directly replaces Cavagna 984HP-04, Fisher R122H-AAJ, and Rego LV3403TR.  Suitable for tight applications such as underground tank domes.

 

Frequently Asked Questions

  • What is the Marshall Excelsior MEGR-1122H-AAJ used for?
The MEGR-1122H-AAJ is a first-stage propane regulator designed to reduce high container pressure before gas reaches a compatible second-stage regulator.
  • Is the MEGR-1122H-AAJ a single-stage regulator?

No. It is a first-stage regulator intended for use as part of a two-stage LP gas regulation system.
  • What is the outlet pressure of the MEGR-1122H-AAJ?

The regulator is factory set to deliver 10 PSIG outlet pressure and has an adjustable range of approximately 9 to 12 PSIG.
  • What is the maximum capacity of this regulator?

The MEGR-1122H-AAJ is rated for LP gas loads up to approximately 1,000,000 BTU/hr under specified operating conditions.
  • What are the inlet and outlet connection sizes?

The regulator has a 1/4-inch female NPT inlet and a 1/2-inch female NPT outlet.
  • What size is the vent connection?

The vent connection is 3/8-inch female NPT.
  • What is the maximum inlet pressure?

The regulator is rated for a maximum inlet pressure of 250 PSIG.
  • Can this regulator be installed inside a propane tank dome?

Its compact design makes it suitable for installations with limited space, including many underground propane tank dome applications. Installation must comply with applicable codes and manufacturer instructions.
  • Does the MEGR-1122H-AAJ include internal relief protection?

Yes. The regulator includes a spring-loaded internal relief mechanism.
  • Can this regulator be used with natural gas?

No. The MEGR-1122H-AAJ is designed for LP gas and propane applications. It should not be used with natural gas unless specifically approved by the manufacturer.
  • Is the regulator adjustable?

Yes. Outlet pressure can be adjusted within the specified range. Adjustment and installation should be completed by a qualified propane or gas-service professional.
  • Can the regulator be installed in any position?

The regulator must be installed with the vent positioned and protected according to manufacturer instructions and applicable gas codes. Improper vent orientation can allow water, debris or insects to enter the regulator.
  • Does this regulator replace a second-stage regulator?

No. It reduces container pressure to an intermediate pressure and must normally be paired with a properly sized second-stage regulator.
Flow Capacity 1,000,000 BTU/H
Approval UL Listed
Outlet Adjustment Range 9-12 PSI
Intlet Valve Size 1/4" FNPT
Maximum Inlet Pressure 250 PSI
Body Material Die Cast Aluminum
Orifice Size 0.15"
Seat Material Fluorocarbon (FKM)
Type First-Stage
Outlet Valve Size 1/2" FNPT

By Steve

from

Yes, I would recommend this product to a friend or co-worker

5.0

The parts completed the gas installation to save me several hundred dollars. Installation inspection was successful..

Q & A: Ask the Questions, share answers

Do you have questions about this product?


Q: 
Can I get a rebuild kit for this?
Asked on January 28, 2017 by Gary from Bellefontaine, Ohio
1 Answers

Have an answer? Click Here

A: 
There is no current listing for a rebuild or repair kit for this series regulator.
Replied on January 30, 2017 by Ron from Industrial Stores
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