The Marshall Excelsior MEGR-253 Automatic Changeover Regulator automatically redirects LP gas vapor flow from an empty service cylinder to a reserve cylinder, without interruption of service. It features an easy-to-read green indicator which changes to red when the service cylinder needs to be refilled. The MEGR-253 Series regulator meets UL, RVIA, and NFPA requirements.
• Type: Two-Stage
• Max Inlet Pressure: 250 psi
• Inlet Connection: 1/4″ Female Inverted Flare
• Outlet Connection: 3/8″ FNPT
• Exterior Finish: Raw Zinc / Powder-Coated
Before You Order
Verify part number MEGR-253 exactly Match the listed product details to the part you are replacing before ordering. Compare dimensions, specifications and fitment information with your RV or component.
Frequently Asked Questions
What part number should I verify before ordering?
Verify MEGR-253 on your existing part, documentation or equipment label before ordering.
How should I confirm this part fits?
Compare the listed part number, dimensions, specifications and fitment details with your existing component. Do not rely on appearance alone.




