--- product_id: 750701846 title: "Pre-Drilling 50 Amp Generator Inlet Box RVMATE, NEMA SS2-50P Power Inlet Box, 125/250V, 6250/12500W 50a Power Inlet Box, ETL Listed, Waterproof for Outdoor Use" brand: "rvmate" price: "$129.81" currency: USD in_stock: true reviews_count: 5 category: "Rvmate" url: https://www.desertcart.us/products/750701846-pre-drilling-50-amp-generator-inlet-box-rvmate-nema-ss2 store_origin: US region: United States of America --- # 50A high current rating Waterproof & weatherproof design Pre-drilled for easy installation Pre-Drilling 50 Amp Generator Inlet Box RVMATE, NEMA SS2-50P Power Inlet Box, 125/250V, 6250/12500W 50a Power Inlet Box, ETL Listed, Waterproof for Outdoor Use **Brand:** rvmate **Price:** $129.81 **Availability:** ✅ In Stock ## Summary > ⚡ Power up your outdoor setup with effortless, safe, and weatherproof energy access! ## Quick Answers - **What is this?** Pre-Drilling 50 Amp Generator Inlet Box RVMATE, NEMA SS2-50P Power Inlet Box, 125/250V, 6250/12500W 50a Power Inlet Box, ETL Listed, Waterproof for Outdoor Use by rvmate - **How much does it cost?** $129.81 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/750701846-pre-drilling-50-amp-generator-inlet-box-rvmate-nema-ss2) ## Best For - rvmate enthusiasts ## Why This Product - Trusted rvmate brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Bright LED Power Indicator:** Instant visual confirmation of power connection, even in low light or night conditions. - • **Spacious Interior Wiring Room:** 50% more space than standard boxes for hassle-free wiring and upgrades. - • **ETL Certified Safety Assurance:** Built to meet rigorous safety standards for peace of mind in any outdoor setup. - • **Plug & Play Pre-Drilled Design:** Skip the electrician—install faster and smarter with no special tools needed. - • **Rugged Weatherproof Steel Build:** Durable, anti-rust powder-coated steel protects your power inlet from the elements. ## Overview The RVMATE 50 Amp Generator Inlet Box is a robust, ETL-listed power inlet solution designed for residential and commercial outdoor use. Featuring a pre-drilled design for quick installation without special tools, it supports 125/250V and up to 12,500W starting wattage. Its weatherproof steel construction and bright LED indicator ensure reliable, safe power connection in any environment. ## Description Pre-Drilling 50 Amp Generator Inlet Box RVMATE, NEMA SS2-50P Power Inlet Box, 125/250V, 6250/12500W 50a Power Inlet Box, ETL Listed, Waterproof for Outdoor Use : desertcart.ae: Patio, Lawn & Garden Review: Knockout sizes are metric and non-compliant with Canadian electrical codes without modification. This adds time to installation as well as cost. Therefore, not good value. To fix this: Closest CEC compliant connector is 3/4”. However, this requires a 1” to 3/4” adapter for electrical code compliance. Buyer beware. Review: Cumple perfectamente su función aún con cargas extremas ## Features - 🚩【Pre-drilling Design】: RVMATE 50 Amp generator inlet box is easy to remove and replace the wiring caps without using special tools (such as driller/knockout punch) or finding an electrician . RVMATE pre-drilling generator inlet box saves your time and money. - 🚩【ETL Certification】: 125/250V, 6250/12500W, 50A generator power inlet box is designed for the use with the transfer switches or panels and generator-ready load centers. And It also is designed be installed outdoors in an open area where the generator is being used to avoid carbon monoxide hazard. ETL/cETL certified - 🚩【Safety Light Indication】: There is a clear LED power indicator on the flip cover. Compared with the old version, the green indicator lights up when the power is successfully connected, which provides the best performance and higher security（especially working at night or in dark areas). Patented product with patent number D829665 - 🚩【Enough Space】: The internal space of our power inlet box is 50% larger than that of the ordinary power inlet box. It provides generous wiring space. And the front of the box is removable for easy placing and wiring. - 🚩【Weatherproof & Anti-rust】: The power inlet box is constructed of steel with durable, anti-corrosive powder-coat paint. And when not working, the weatherproof flip cover can be closed to prevent moisture front entering the connector inlet. - 🚩【100% Satisfactory Service】: We provide 12 months after-sales service. If you have any questions, please contact us and we will be happy to assist you. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B09VBD946C | | Brand Name | RVMATE | | Color | Steel | | Current Rating | 50 Amps | | Customer Reviews | 4.7 4.7 out of 5 stars (959) | | Frequency | 50 Hz | | Manufacturer | RVMATE | | Material Type | Steel | | Model Number | B09VBD946C | | Output Wattage | 6250 Watts | | Power Source | Fuel Powered | | Recommended Uses For Product | Residential, Commercial, Emergency Backup | | Running Wattage | 6250 Watts | | Starting Wattage | 12500 Watts | | Unit Count | 1 Count | | Wattage | 6250 watts | ## Product Details - **Brand:** RVMATE - **Output wattage:** 6250 Watts - **Power source:** Fuel Powered - **Recommended uses for product:** Residential, Commercial, Emergency Backup - **Wattage:** 6250 watts ## Images ![Pre-Drilling 50 Amp Generator Inlet Box RVMATE, NEMA SS2-50P Power Inlet Box, 125/250V, 6250/12500W 50a Power Inlet Box, ETL Listed, Waterproof for Outdoor Use - Image 1](https://m.media-amazon.com/images/I/61hJq3BC1IL.jpg) ## Available Options This product comes in different **Size** options. ## Customer Reviews ### ⭐⭐ Review *by M***O on 20 March 2026* Knockout sizes are metric and non-compliant with Canadian electrical codes without modification. This adds time to installation as well as cost. Therefore, not good value. To fix this: Closest CEC compliant connector is 3/4”. However, this requires a 1” to 3/4” adapter for electrical code compliance. Buyer beware. ### ⭐⭐⭐⭐⭐ Review *by J***T on 8 October 2022* Cumple perfectamente su función aún con cargas extremas ### ⭐⭐⭐⭐⭐ Review *by W***Y on 26 January 2026* Works great ## Frequently Bought Together - Pre-Drilling 50 Amp Generator Inlet Box RVMATE, NEMA SS2-50P Power Inlet Box, 125/250V, 6250/12500W 50a Power Inlet Box, ETL Listed, Waterproof for Outdoor Use - Natupal Generator Interlock Kit Compatible with Square D QO or Homeline 150 or 200 amp panels. 1 3/8 inches Spacing between main and generator breaker, Professional and Interlock Kit (SD200A) - Generator Interlock Kit Compatible with Eaton Cutler Hammer BR SERIES 150 and 200 amp Panels, Generator Horizontal Electrical Interlock Kit, 1 1/4-1 7/16 inches Spacing Between Main and Branch Breaker --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.us/products/750701846-pre-drilling-50-amp-generator-inlet-box-rvmate-nema-ss2](https://www.desertcart.us/products/750701846-pre-drilling-50-amp-generator-inlet-box-rvmate-nema-ss2) --- *Product available on Desertcart United States of America* *Store origin: US* *Last updated: 2026-04-27*