2-Stage Automatic Changeover LP Propane Gas Regulator with Two 18" Pigtail Hoses with Gauge & 4FT Outlet Regulator Stainless Hose 1/4" Inverted Male Flare
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2-Stage Automatic Changeover LP Propane Gas Regulator with Two 18" Pigtail Hoses with Gauge & 4FT Outlet Regulator Stainless Hose 1/4" Inverted Male Flare

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2-Stage Automatic Changeover LP Propane Gas Regulator with Two 18" Pigtail Hoses with Gauge & 4FT Outlet Regulator Stainless Hose 1/4 Inverted Male Flare

Key Features

  • Two-stage regulation design for consistent gas pressure output.
  • Automatic changeover mechanism switches from primary to reserve tank when the primary is empty.
  • Integrated visual pressure gauge for quick monitoring of fuel levels.
  • Includes two 18-inch stainless steel braided pigtail hoses with QCC1 connections.
  • Includes one 4-foot outlet hose with 1/4-inch inverted male flare fitting.
  • CSA certified for compliance with safety and leakage standards.

Replaces / Cross-Reference Part Numbers

  • Compatible with industry-standard two-stage changeover regulators.
  • Replaces common RV propane assemblies including units from Marshall Excelsior, JR Products, and Flame King.

Compatibility & Fitment

  • Designed for dual-tank RV, camper, and trailer propane systems.
  • Compatible with 5 lb to 40 lb refillable propane tanks.
  • Outlet connection: 1/4-inch inverted male flare.
  • Inlet connection: Standard QCC1.

When to Replace

  • If the regulator fails to maintain consistent pressure to appliances.
  • Visible signs of corrosion, cracking, or damage to the hose braiding.
  • The internal diaphragm or changeover mechanism no longer functions correctly.
  • Leaking or the smell of gas detected at the regulator assembly.
  • Recommended replacement interval for propane regulators is typically every 10 years per industry safety guidelines.

Installation Tips

  • Ensure all gas supply valves are closed before starting the installation.
  • Use a leak detection solution on all threaded connections after assembly to verify seals.
  • Mount the regulator in a vertical position to ensure proper drainage and prevent moisture accumulation.
  • Ensure the regulator vent is pointed downward to prevent water ingress and debris blockage.
  • Verify that the outlet hose is free of kinks or sharp bends after mounting.

FAQ

The automatic changeover regulator monitors both propane tanks simultaneously. When the primary tank runs empty, the indicator turns red, and the regulator automatically switches to the reserve tank, ensuring a continuous supply of gas without requiring manual intervention.
The two included 18-inch pigtail hoses feature standard QCC-1 connections for your propane tanks. The outlet side of the regulator utilizes a 1/4-inch inverted male flare fitting, which connects to the included 4-foot stainless steel hose.
You should replace your regulator if you notice inconsistent flame height, a yellow or orange flame, a strong smell of gas near the tanks, or if the regulator fails to switch between tanks when the primary cylinder is empty. If the gauge no longer accurately reflects pressure or if the diaphragm has hardened, replacement is necessary for safe operation.
Yes, this 2-stage regulator is designed for standard LP propane systems found in RVs, travel trailers, and residential outdoor kitchen setups. It is rated for the standard low-pressure requirements of these appliances.
Installation typically requires two adjustable wrenches to tighten the flare fittings. We recommend using a leak-detection spray or a soap-and-water solution to test all connections for bubbles once the system is pressurized to ensure a secure, leak-free seal.
The included 4-foot stainless steel hose provides superior durability and protection against rodent damage, kinking, and environmental weathering compared to standard rubber hoses. It is specifically rated for the pressure output of this regulator.