30 Amp Generator Inlet Box, Nema L14-30P Power Inlet Box For 3R 4-Prong Weatherproof and Durable Enclosure: Crafted from galvanized steel, this enclosure meets NEMA 3R standards, with a strong protective coating that effectively resists wind, rain, and snow. Designed specifically for harsh outdoor environments. Additionally, the enclosure fully covers the plug, enhancing safety by preventing water and moisture from entering Bottom Hole Design: The bottom of the product has a reserved hole and a wire outlet hole, which is easy to remove and replace the wiring cap, and it can be easily unscrewed when in use, without tools. When not in use, it can be completely closed to avoid debris and dust from entering, to ensure that the equipment is clean More internal wiring space: Compared with other similar products, our 30amp Generator Inlet Box has a larger internal space (wiring range 6-12AWG) for easy and organized wiring. The spacious design ensures better heat dissipation and improves the durability of the box for long-term use Ensures safety: products meet strict safety standards for reliable power during power outages and extreme weather conditions. 50 Amp generator inlet box is compatible with all 30 Amp NEMA L14-30 generator cords and features a built-in grounding terminal for added safety Easy Installation: Our generator power inlet box has pre-drilled holes on the side, back and bottom for easy wiring, you can choose the right location according to your needs.Equipped with product instructions and recommended to be installed by a professional electrician