This 2-stage RV propane regulator from Marshall Excelsior provides automatic changeover functionality with full certification for motorhome and travel trailer use. When your service cylinder empties, it seamlessly switches to a reserve bottle, ensuring uninterrupted gas supply with a quick visual indicator.

• 2-stage automatic changeover model
• 350,000 BTU maximum output
• Outlet pressure: 11 inches water column
• RV approved (UL, RVIA, NFPA certified)
• 1/4-inch female threaded inlet
• 3/8-inch female threaded outlet
• Die-cast zinc body
• Green indicator changes to red when service refill needed
• Hose included
• USA manufactured
• Limited 5-year warranty