{"product_id":"reliance-controls-non-metallic-power-inlet-box-amps-50-outdoor","title":"Reliance Controls Non-Metallic Power Inlet Box, Amps 50 - Outdoor","description":"\u003cp\u003eOur review of the Reliance Controls Non-Metallic Power Inlet Box, Amps 50 finds it best suited to homeowners who run a portable generator and need a safe, permanent outdoor inlet. The bottom line: this inlet box keeps the generator plug and wiring outside, reducing the risk of exhaust fumes entering the living space while offering generous wiring room and a raintight, non-metallic cabinet. Installation is straightforward for anyone comfortable with basic outdoor electrical work and makes connecting a 50-amp, up-to-12,500-watt generator far neater and safer than running cords through doors or windows.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eNEMA 3R cabinet:\u003c\/strong\u003e The weatherproof rating means the inlet box is designed to withstand outdoor exposure while protecting the connection from rain and snow.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNon-metallic construction:\u003c\/strong\u003e The durable, non-metallic housing resists corrosion and provides a lighter, easier-to-handle alternative to metal boxes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDesigned for up to 12,500 watts:\u003c\/strong\u003e Sized specifically to accept generators with a maximum running wattage of 12,500, so it supports common 50-amp generator setups.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMultiple knockouts:\u003c\/strong\u003e Four combination 1\/2-in and 3\/4-in knockouts (one on each side, bottom and back) allow flexible conduit or cable entry and simplify routing to a transfer switch or panel.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRemovable face for wiring:\u003c\/strong\u003e The front face removes to provide generous wiring space and easier rough-in during installation, reducing time on the ladder or scaffold.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis inlet box is ideal for homeowners and small property owners who use a portable generator for backup power and want a permanent, code-friendly feed point outside the structure. It suits users who plan to hardwire the inlet directly to a transfer switch or panel, eliminating temporary indoor cord runs and improving safety.\u003c\/p\u003e\n\u003cp\u003eIt is not targeted at industrial installations or applications needing a metal enclosure for specific local code requirements, nor is it intended for generators that require specialized inlet types beyond a standard 50-amp feed. Those with unusual wiring needs should consult an electrician before purchase.\u003c\/p\u003e\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eWell-built, raintight NEMA 3R cabinet that stands up to outdoor conditions.\u003c\/li\u003e\n\u003cli\u003ePlenty of wiring room and a removable faceplate make connections and rough-in easier.\u003c\/li\u003e\n\u003cli\u003eIncludes combination knockouts for flexible conduit and cable routing to the transfer switch.\u003c\/li\u003e\n\u003cli\u003eNon-metallic construction avoids corrosion and reduces weight for handling and installation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eNon-metallic housing may not meet every local code that prefers metal enclosures in certain installations.\u003c\/li\u003e\n\u003cli\u003eRequires competent electrical wiring to hardwire to a transfer switch or panel; not a plug-and-play indoor solution.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eReliance Controls\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003ePBN50 (50-Amp inlet)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCabinet type\u003c\/td\u003e\n\u003ctd\u003eNEMA 3R\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConstruction\u003c\/td\u003e\n\u003ctd\u003eDurable, non-metallic, raintight\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGenerator capacity\u003c\/td\u003e\n\u003ctd\u003eUp to 12,500 maximum running watts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eKnockouts\u003c\/td\u003e\n\u003ctd\u003eFour combination 1\/2-in and 3\/4-in (sides, bottom, back)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe Reliance Controls 50-amp non-metallic inlet box is a practical, value-minded choice for anyone installing a permanent outdoor feed for a portable generator up to 12,500 running watts. It offers solid weather protection, ample wiring room, and flexible knockouts that simplify routing to a transfer switch or panel, making it a smart upgrade from running cords through doors or windows.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCan this be used outdoors?\u003c\/strong\u003e\u003cbr\u003eYes. The unit is rated NEMA 3R and is built to be raintight for outdoor installation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill it accept 6\/3 w\/ground Romex?\u003c\/strong\u003e\u003cbr\u003eCustomers report there is ample wiring room and it has worked for 6\/3 w\/ground Romex when run properly to a transfer switch.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow does the inlet connect to the transfer switch?\u003c\/strong\u003e\u003cbr\u003eThe box includes combination knockouts for conduit or cable entry and is designed to be hardwired through an outside wall directly to the transfer switch or panel.\u003c\/p\u003e","brand":"Reliance Controls","offers":[{"title":"Default Title","offer_id":48189515235547,"sku":"B004HSO1JW","price":89.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/51ZVscRKsJL._AC_SL1010.jpg?v=1769571472","url":"https:\/\/gearmusthave.com\/products\/reliance-controls-non-metallic-power-inlet-box-amps-50-outdoor","provider":"GearMustHave","version":"1.0","type":"link"}