JR Products Low Pressure 2-Stage Automatic Changeover Regulator

Compact version. Automatically redirects LP gas vapor flow from an empty designated service Cylinder to a reserve Cylinder without interruption. Green indicator dome changes to red when the service Cylinder needs to be filled. 1/4" Inverted Flare Inlet Connections. 3/8" FPT Outlet Connection. Zinc Die Cast. Molded Rubber Diaphragms. UL Approved. 2nd Stage Relief Mechanism Per UL 144. Powder Coated.