50 Amp Generator Cord and Pre-Drilled Inlet Box Kit - Reliable Power
50 Amp Generator Cord and Pre-Drilled Inlet Box Kit - Reliable Power
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Bottom line: In this review the kit is recommended for RV owners, cabin users, and anyone who needs a straightforward, heavy-duty connection between a generator and a fixed inlet. The RVMATE 50 Amp Generator Cord and pre-drilled power inlet box kit stands out because it combines a fully rated 50A cord with a patented, pre-drilled NEMA SS2-50P inlet box so installation is achievable without specialized tools; that simplicity is the single biggest reason to buy. For those who want a dependable, weather-resistant hookup that handles heavy loads, this kit delivers.
Key Features
- Hassle-free Kit: The complete kit is designed to let users connect a generator to the inlet box quickly, saving time on setup and reducing the need for extra parts.
- 50 Amp Capacity: With 50A ratings the cord supports multiple appliances at once, allowing higher power usage without overloading the system.
- ETL/cETL Listed Cord: The heavy duty cord uses 6/3 AWG + 8/1 AWG wires and standard 50A connectors to provide reliable conductivity for both 125V and 250V loads.
- Pre-Drilled Inlet Box: The NEMA SS2-50P inlet box arrives pre-drilled and lets you remove and replace wiring caps without special drills or knockout tools.
- Durable Construction: Materials resist abrasion, impact, and weather exposure so the cord and inlet box stand up to outdoor use and repeated handling.
- Ergonomic Grip: The 90-degree UV-resistant plug with larger handle space makes plugging and unplugging easier and safer in cold or wet conditions.
Who It's For
This kit is best for RV owners, portable power users, and seasonal property operators who need a robust 50A connection between a generator and a fixed inlet without hiring an electrician. It suits people who value plug-and-play installation and a cord rated for both 125V and 250V loads.
Those who should look elsewhere include buyers needing longer custom-length cords or permanently hardwired transfer switches where local electrical codes require professional installation; this kit is focused on portable generator hookups and easy inlet installation rather than custom electrical work.
Pros & Cons
Pros
- Well-built cord and inlet box deliver dependable connectivity and durability for outdoor use.
- Pre-drilled, patented inlet box saves time and avoids the need for special tools during installation.
- ETL/cETL listed 50A cord with heavy gauge wiring supports 6250W at 125V and 12500W at 250V.
Cons
- Kit is focused on a 25ft cord and fixed inlet configuration, so users needing different lengths or fully hardwired solutions may need alternate products.
Specifications
| Brand | RVMATE |
| Cord Length | 25 ft |
| Connectors | NEMA 14-50P to NEMA SS2-50R |
| Current / Voltage | 50 Amp, 125/250 Volt |
| Power Rating | 6250 W (125V) / 12500 W (250V) |
| Wire Gauge | 6/3 AWG + 8/1 AWG |
| Listings | ETL / cETL listed |
Our Verdict
The RVMATE 50 Amp kit is a strong value for anyone needing a durable, ready-to-install generator-to-inlet solution; it pairs a heavy duty ETL-listed cord with a patented pre-drilled inlet box to simplify setup and handle substantial loads. Buy this if you want a dependable 50A hookup without complex installation, and consider other options only if you need a different cord length or a permanently hardwired transfer system.
Frequently Asked Questions
Can this cord handle both 125V and 250V appliances?
Yes. The cord is rated for 6250 W at 125V and 12500 W at 250V and uses standard 50A connectors for both voltages.
Will I need special tools to install the inlet box?
No. The inlet box is pre-drilled and designed so wiring caps can be removed and replaced without special drills or knockout punches.
Is the kit weather resistant for outdoor use?
Yes. The cord and inlet box are built from materials resistant to abrasion and weather, and the plug includes a UV-resistant 90-degree molded grip for safer outdoor handling.
Editor's Take
The RVMATE 50 Amp kit pairs an ETL-listed 25 ft cord with a patented pre-drilled inlet box for an easy, durable generator hookup; it is excellent value for RV and portable power users who want a reliable 50A connection.

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