X-Haibei RV 50A Twist-Lock Power Inlet Plug — 125/250V Black with Yellow Rain-Proof Boot, ETC Certified

The X-Haibei RV 50 Amp twist-lock inlet plug is a heavy-duty, weather-resistant 125/250V female power receptacle with a rain-proof boot designed for safe shore power connections.

Built for RVs, trailers and marine shore-power setups, this inlet combines a corrosion-resistant twist-lock connector with a durable watertight cover and bright yellow rubber boot to make outdoor power hookups more reliable. It accepts standard 50-amp twist-lock cords and is rated for both 125V and 250V service. The unit is ETC certified and sized to fit a 2-1/2" hole saw, requiring 6 AWG wiring for correct installation.

How does this inlet keep my shore power connection safe?

The X-Haibei inlet uses a twist-lock female connector that prevents accidental disconnection and a tight-fitting, weather-proof boot to block moisture. Corrosion-resistant plastics and stainless steel contacts extend service life in outdoor conditions.

• Twist-lock design secures cord under tension for reliable contact.
• Watertight rubber cover prevents water intrusion when unplugged.
• Corrosion-resistant materials reduce maintenance and failures.

What electrical specs and installation steps should I expect?

This inlet supports both 125V and 250V circuits at 50 amps and requires 6 AWG conductors for safe current handling. Installation calls for a 2-1/2" hole saw cut and basic wiring to match your shore-power system; follow local code and, when in doubt, hire a licensed electrician.

• Rated for 50 AMP, usable on 125V or 250V service.
• Hole saw size: 2-1/2" for instrument panel or shore box mounting.
• Requires 6 AWG wire and proper grounding per code.

Will this inlet survive harsh environments and outdoor use?

Yes — the inlet’s housing combines robust polyester and a bright yellow rubber boot to resist UV, salt spray and rain. The ETC certification confirms it meets established safety and environmental durability standards suitable for outdoor applications.

• Durable polyester body and rubber-coated boot for weather protection.
• Stainless steel contacts resist corrosion in marine climates.
• Watertight cover designed to open and close easily without leaks.

What’s included and how easy is the install?

The package includes one inlet receptacle, one female twist-lock connector and a weather-proof boot for a single power inlet installation. Many installers find it straightforward to mount and wire; prepare tools for a 2-1/2" cutout and fastenings, plus basic electrical hand tools for secure connections.

• Contents: inlet receptacle, female twist-lock connector, rubber boot.
• Simple mounting using 2-1/2" hole and standard fasteners.
• Designed for straightforward wiring with 6 AWG conductors.

Who is this for: RV and trailer owners, marine DIYers and service professionals who need a dependable 50-amp shore power inlet that resists corrosion and weathering. Choose the X-Haibei inlet when you want a secure twist-lock connection, a visible durable boot for extra protection, and an ETC-certified component sized for standard installations. If you’re upgrading an older inlet or outfitting a new shore-power panel, this unit provides a compact, professional-grade solution.