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RV Auto Changeover Propane Regulator – Dual Tank

$29.99 on Amazon.com (as of October 13, 2026, 11:07 PM EST) View details ↗

Enhance your RV's propane system with the MEFUN 2-Stage Auto Changeover LP Propane Gas Regulator. Designed for seamless operation, this regulator allows you to connect two propane tanks and automatically switches to your reserve tank when the primary tank is depleted. An integrated indicator light changes color to alert you when a tank requires refilling, ensuring a continuous and uninterrupted propane supply for your appliances. This advanced system guarantees that your propane gas is always delivered at the correct pressure, providing efficient and stable performance for your RV, camper, or trailer.

Crafted for durability and reliability, the MEFUN regulator features a robust construction with solid brass fittings and connectors, offering excellent corrosion resistance ideal for outdoor environments. Its double-stage design ensures consistent gas pressure, even under varying demand conditions. With a master cylinder capacity of 210,000 BTU/hour and a reserve cylinder capacity of 130,000 BTU/hour, this regulator is built to meet the needs of most RV applications. The inlets are designed for 1/4″ SAE inverted flare propane hoses, and the outlet features a 3/8″ NPT female pipe thread, making it a perfect replacement for existing automatic changeover regulators.

The MEFUN 2-Stage Auto Changeover Regulator is the ideal solution for maintaining a safe and dependable propane gas supply for your recreational vehicle. Its wide application makes it suitable for RVs, campers, and travel trailers equipped with dual propane tanks. Manufactured from one-piece cast aluminum alloy with brass connections, it offers superior weather resistance, anti-aging properties, and airtightness. Enjoy peace of mind with a high-quality, long-lasting propane regulator designed for optimal performance and convenience.

Master Cylinder Capacity210,000 BTU/Hour
Reserve Cylinder Capacity130,000 BTU/Hour
Inlet Connection Type1/4″ SAE Inverted Flare
Outlet Connection Type3/8″ NPT Female Pipe Thread
MaterialSolid Brass Fittings & Connectors
CertificationCSA Certified
How does the auto changeover function work?
The regulator automatically switches from the primary propane tank to the reserve tank when the primary tank is empty. An indicator light will change color to signal when a tank needs refilling.
What type of propane hoses are compatible with this regulator?
This regulator is designed for 1/4″ SAE inverted flare RV pigtail propane hoses, not 1/4″ male NPT propane hoses.
What is the primary benefit of the 2-stage design?
The double-stage design maintains constant gas pressure under changing demand and conditions, ensuring stable performance.
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