Kohree 50 Amp Generator Cord and Power Inlet Box Kit - Heavy Duty 25ft

In this review the Kohree 50 Amp Generator Cord and Power Inlet Box Kit is assessed for homeowners and RV owners who need a reliable generator-to-home hookup. The bottom line: this kit is best for anyone who wants a straightforward, weatherproof solution that handles up to 12500 watts without fuss. The combination of a 25 ft heavy duty cord and a pre-drilled inlet box makes setup quick and prevents loose connections, and the ETL listing and twist-lock plug add a level of safety valued by users preparing for storms or regular portable-power use.

Key Features

• 25 ft heavy duty cord: the 6 AWG plus three 8 AWG conductors provide a sturdy power path that supports up to 12500 watts for high-draw appliances and transfer switches.
• NEMA 14-50P to SS2-50R connectors: the twist-lock male plug and matching female end ensure a secure electrical connection that resists accidental disconnects during use.
• Pre-drilled inlet box: the SS2-50P power inlet box arrives ready to mount with holes on all four sides and an interior space of about 4 in x 3 in x 6.1 in to simplify wiring and install.
• Weatherproof construction: the cord uses 100% copper conductors with a flame retardant, heat-resistant PVC sheath and a water resistant molded plug for outdoor durability.
• Safety indicators and listing: the inlet box includes a cover with a light indicator and both cord and box are ETL listed, giving visible confirmation of power and a recognized safety mark.

Who It's For

This kit is ideal for homeowners preparing for extended power outages, those who need a reliable generator-to-home transfer option, and RV owners or contractors who require a heavy duty generator extension. It suits users who want a straightforward install with a pre-drilled inlet box and a cord long enough to bridge common placement gaps between generator and inlet.

Users who should look elsewhere include people who need longer than 25 ft runs or specialized connector types beyond NEMA 14-50P and SS2-50R, and those requiring fully hardwired, permanent transfer switch installations done by an electrician rather than a portable inlet and extension cord solution.

Pros & Cons

Pros

• Well-built heavy gauge wiring provides confidence under high load conditions and contributes to perceived durability.
• The twist-lock male plug and pre-drilled inlet box make hookups fast and reduce the chance of accidental disconnects.
• Weatherproof materials and a water resistant molded plug let the kit live outdoors with less worry during wet conditions.
• ETL listing and a visible power indicator on the inlet box add practical safety reassurance during use.

Cons

• At 25 ft the cord is adequate for many setups but may be too short for some generator placement scenarios.
• The kit is designed for portable hookup rather than a permanent hardwired transfer switch solution for whole-house automation.

Specifications

Cable length	25 ft
Male plug	NEMA 14-50P (twist-lock)
Female plug	NEMA SS2-50R
Wire gauge	6 AWG + 3 x 8 AWG, 4 conductors
Voltage	125V / 250V
Maximum wattage	12500 Watts
Box interior size	4 in x 3 in x 6.1 in

Our Verdict

The Kohree 50 Amp Generator Cord and Power Inlet Box Kit is a practical, good-value option for homeowners and RV users who need a reliable portable hookup that can handle heavy loads. With sturdy copper conductors, a twist-lock plug, a weatherproof molded cord, and an ETL-listed inlet box, it simplifies connections and adds safety for emergency power or seasonal use, though those needing longer runs or permanent hardwired transfer solutions should consider alternatives.

Frequently Asked Questions

Is this kit suitable for whole-house power?
It is designed for generator-to-inlet portable hookups and can support up to 12500 W, but whole-house transfer solutions often require a dedicated, hardwired transfer switch installed by an electrician.

Can the inlet box be mounted outdoors?
Yes, the inlet box is weatherproof and the cord has a water resistant molded plug, making the kit appropriate for outdoor installation with basic protection from the elements.

Does the plug lock to prevent disconnection?
Yes, the cord uses a twist-lock male plug that locks in place to reduce the chance of the plug falling out during use.