50AMP RV Shore Power Plug Kit NEMA SS2-50P/SS2-50R - Weatherproof

In this review of the 50AMP RV Shore Power Plug Kit, the bottom line is simple: it is a practical, no-nonsense inlet and connector set for RVs, trailers, boats and campers that prioritizes durability and weather protection. The kit is best for owners who need a 50AMP 125/250V twist-lock connection and prefer a ready package with a weatherproof boot and lock ring. The reviewer found the construction and materials suited to outdoor use, and the included wiring-friendly features made installation straightforward for anyone comfortable with basic electrical work.

Key Features

• 50AMP NEMA SS2-50P/SS2-50R: Provides a standard 50AMP 125/250V twist-lock connection compatible with most RV shore power pedestals and generators.
• Weatherproof boot with locking ring: The PVC cord protector and lock ring sleeve keep the connection protected from water and dust while preventing accidental disconnection.
• Heavy duty ABS housing: The inlet box is resistant to high temperatures and flame, which increases longevity in outdoor applications.
• Nickel-coated copper poles: The plug conductors resist oxidation and are built to withstand UV exposure and chemicals for reliable conductivity.
• ETL certified: The product meets recognized safety standards, offering reassurance that it has been tested by a third-party laboratory.
• Colored terminals: Labeled and colored terminals simplify wiring: green for ground, white for neutral, and black and red for the hot legs.

Who It's For

This kit is ideal for RV owners, trailer and boat owners, and van converters who need a robust 50AMP shore power inlet and connector that resists weather and corrosion. It fits installs where a twist-lock connection is required and where a sealed, lockable cord interface is preferred for seasonal or full-time outdoor use.

It may be less suitable for casual users who are uncomfortable with electrical wiring or who need multi-circuit distribution boxes or built-in breakers; those users should consult a professional electrician or consider a pre-wired inlet assembly installed by a shop.

Pros & Cons

Pros

• Sturdy build quality and materials that resist heat, UV and corrosion for long-term outdoor use.
• Weatherproof cover boot with locking ring provides reliable protection from water and dust ingress.
• ETL certification and nickel-coated copper poles give confidence in safety and conductivity.
• Colored terminals make wiring quicker and reduce the chance of miswiring for competent DIYers.

Cons

• Wiring instructions receive mixed feedback and some users report loose connections if not tightened correctly, so careful installation is required.
• The kit is a basic inlet and connector package and does not include advanced electrical components like an integrated breaker or power management features.

Specifications

Our Verdict

The 50AMP RV Shore Power Plug Kit delivers solid, weather-resistant performance at a reasonable price and is a sensible choice for RV, camper and boat owners who need a dependable 50AMP inlet and connector. Its construction, ETL listing and protective boot make it good value for anyone comfortable with basic wiring; those needing integrated electrical management should look for a more feature-rich assembly.

Frequently Asked Questions

Is this suitable for outdoor mounting?
Yes, the heavy duty ABS housing and PVC boot with locking ring are designed to resist weather and dust when installed correctly.

What wire sizes do the terminals accept?
The colored terminals accept common RV wire sizes appropriate for 50AMP service; follow the included guidance and local code for exact conductor sizing and torque.

Does the kit include the plug and inlet?
Yes, the package includes the 50AMP inlet box, 50AMP connector, weatherproof boot with locking ring and installation guidance.