--- product_id: 58723348 title: "Sigma Engineered Solutions Weatherproof 14251-5X 1/2-Inch 5 Hole 1-Gang Side Entry Box, Gray" brand: "sigma electric" price: "€ 77.85" currency: EUR in_stock: true reviews_count: 5 category: "Sigma Electric" url: https://www.desertcart.be/products/58723348-sigma-engineered-solutions-weatherproof-14251-5x-1-2-inch-5 store_origin: BE region: Belgium --- # 5 x 1/2-inch knockouts for versatile conduit entry 18.3 cu. in. capacity with die-cast corrosion-resistant build UL & CSA listed, NEMA 3R rated for wet locations Sigma Engineered Solutions Weatherproof 14251-5X 1/2-Inch 5 Hole 1-Gang Side Entry Box, Gray **Brand:** sigma electric **Price:** € 77.85 **Availability:** ✅ In Stock ## Summary > ⚡ Weatherproof your wiring with confidence — the pro’s choice for rugged reliability! ## Quick Answers - **What is this?** Sigma Engineered Solutions Weatherproof 14251-5X 1/2-Inch 5 Hole 1-Gang Side Entry Box, Gray by sigma electric - **How much does it cost?** € 77.85 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.be](https://www.desertcart.be/products/58723348-sigma-engineered-solutions-weatherproof-14251-5x-1-2-inch-5) ## Best For - sigma electric enthusiasts ## Why This Product - Trusted sigma electric brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Spacious & Secure:** Generous 18.3 cubic inch capacity comfortably houses switches or receptacles with room to spare - • **All-Around Connectivity:** Five 1/2-inch knockouts including two side entries for ultimate wiring flexibility - • **Plug & Play Installation:** Includes mounting lugs, closure plugs, and pre-installed ground screw for hassle-free setup - • **Built to Brave the Elements:** Powder-coated die-cast aluminum resists corrosion and moisture in any environment - • **Certified Safety & Reliability:** UL and CSA listed with NEMA 3R rating ensures trusted performance in wet locations ## Overview The Sigma Engineered Solutions 14251-5X is a premium 1-gang side entry electrical box featuring five 1/2-inch knockouts, including two side entries, designed for versatile conduit connections. Constructed from die-cast aluminum with a powder-coated finish, it offers superior corrosion resistance and moisture protection, making it UL and CSA listed and NEMA 3R rated for wet locations. With an 18.3 cubic inch capacity and included hardware for easy installation, this box is engineered for professional-grade durability and convenience. ## Description Sigma's weatherproof one-gang boxes provide a junction for conduits and can house a single wired device such as a receptacle or switch. The rugged, die-cast construction prevents moisture penetration making the boxes suitable for wet, damp or dry locations. Boxes are powder coated for corrosion resistance and feature a ground screw for secure installation. Boxes include hardware, closure plugs and a pre-installed ground screw. Review: Great box but...... Review: A+++ Great boxes. I'll be back again for more. ## Features - Provide a junction for conduits or can house a single wired device such as a receptacle or switch - Features five 1/2-in knockouts (including two side entry) and 18 cu. in. capacity - Includes mounting lugs, closure plugs and a pre-installed ground screw - Die-cast construction and powder coated for corrosion resistance - Product is UL and CSA listed, suitable for wet locations and NEMA 3R rated ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B00C3YD5OY | | Brand | Sigma Electric | | Brand Name | Sigma Electric | | Capacity | 18.3 Cubic Inches | | Colour | Gray | | Country of Origin | China | | Customer Reviews | 4.8 out of 5 stars 77 Reviews | | Finish Type | Powder Coated | | Finish type | Powder Coated | | Global Trade Identification Number | 00031857425166 | | Included Components | Sigma Engineered Solutions 14251-5X 1/2-Inch 5 Hole 1-Gang Side Entry Box, Gray | | Installation Type | Screw-In | | Installation type | Screw-In | | Manufacturer | Sigma Electric | | Material | Aluminium | | Model Number | 14251-5X | | Specification Met | ul | | Style | 5 Holes | | UPC | 031857425166 | | Unit Count | 1.0 Count | ## Product Details - **Brand:** Sigma Engineered Solutions - **Color:** Gray - **Material:** Metal - **Product Dimensions:** 2.26"D x 2.8"W x 2.26"H - **Style:** 5 Holes ## Images ![Sigma Engineered Solutions Weatherproof 14251-5X 1/2-Inch 5 Hole 1-Gang Side Entry Box, Gray - Image 1](https://m.media-amazon.com/images/I/61APC7ExCeL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐ Great box but...... *by P***Y on 16 July 2020* ### ⭐⭐⭐⭐⭐ A+++ Great boxes. I'll be back again for more. *by P***N on 10 September 2024* ### ⭐⭐⭐⭐⭐ Great Product. *by H***N on 11 September 2024* ## Frequently Bought Together - SIGMA ENGINEERED SOLUTIONS 14251-5X Metal Electrical Outlet Box, Weatherproof, Easy Mount Plug and Receptacle Protector, Gray, (5) 1/2-Inch Holes, 1 Gang Box with Side Entry - Sigma Electric Sigma Engineered Solutions, Gray 14240 1-Gang Rectangular Stamped Weatherproof Cover - TayMac MM410C Single Horizontal/Vertical Mount 1-Gang Weatherproof In-Use Electrical Outlet Cover for Home Improvement, 2.75 in, Clear --- ## 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.be/products/58723348-sigma-engineered-solutions-weatherproof-14251-5x-1-2-inch-5](https://www.desertcart.be/products/58723348-sigma-engineered-solutions-weatherproof-14251-5x-1-2-inch-5) --- *Product available on Desertcart Belgium* *Store origin: BE* *Last updated: 2026-07-24*