--- product_id: 336353042 title: "Sigma Electric ProConnex 42400 Intersystem Bonding Bridge, 1-Pack" brand: "sigma engineered solutions" price: "Bs.619" currency: BOB in_stock: true reviews_count: 5 category: "Sigma Engineered Solutions" url: https://www.desertcart.bo/products/336353042-sigma-electric-proconnex-42400-intersystem-bonding-bridge-1-pack store_origin: BO region: Bolivia --- # Mounts up to 4 systems Zinc die-cast with stainless steel hardware Weatherable polycarbonate cover Sigma Electric ProConnex 42400 Intersystem Bonding Bridge, 1-Pack **Brand:** sigma engineered solutions **Price:** Bs.619 **Availability:** ✅ In Stock ## Summary > ⚡ Ground your projects with pro-grade reliability and effortless installation! ## Quick Answers - **What is this?** Sigma Electric ProConnex 42400 Intersystem Bonding Bridge, 1-Pack by sigma engineered solutions - **How much does it cost?** Bs.619 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.bo](https://www.desertcart.bo/products/336353042-sigma-electric-proconnex-42400-intersystem-bonding-bridge-1-pack) ## Best For - sigma engineered solutions enthusiasts ## Why This Product - Trusted sigma engineered solutions brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Code-Ready Compliance:** Meets 2011 NEC 250.94 standards and cULus listed—trusted by inspectors and pros alike. - • **Built to Brave the Elements:** Durable weather-resistant polycarbonate cover ensures long-lasting protection in any environment. - • **Quick Lay-In Lug Installation:** Designed for fast, hassle-free mounting that saves you valuable time on-site. - • **Premium Zinc Die-Cast Durability:** Robust zinc die-cast body paired with stainless steel hardware guarantees corrosion resistance and longevity. - • **Effortless Multi-System Grounding:** Securely bond up to four systems at a single grounding point for ultimate electrical safety. ## Overview The Sigma Electric ProConnex 42400 Intersystem Bonding Bridge is a compact, durable grounding solution designed to bond up to four electrical systems at a single location. Featuring a weather-resistant polycarbonate cover and zinc die-cast construction with stainless steel hardware, it meets 2011 NEC 250.94 standards and is cULus listed, making it a trusted choice for residential and commercial electrical grounding needs. ## Description Sigma's Intersystem Bonding Bridge is used in residential and commercial applications to ground up to four systems to a single location. It meets the 2011 NEC Article 250.94 and is for #6 to #2 AWG main grounding range and #14 to #4 AWG auxiliary grounding range. Review: If you need to bond different parts together to a common ground, this does the job. Far less expensive than the alternatives. Review: Good value for the cost easy install my township electrical inspector is requiring 2 ground rods and a bridge on every house to get a CO my local hardware store was sold out but desertcart came to the rescue the only thing is just a heads up does not come with mounting hardware not a deal breaker but if you are on the job bring screws to mount it ## Features - Mounts directly to grounding electrode conductor to ground up to four systems to a single location - Lay-in style lug for easy installation - Includes weatherable polycarbonate cover - Zinc die-cast construction with stainless steel hardware - Product is cULus listed and meets 2011 NEC 250.94 ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B006VX3RVO | | ASIN | B006VX3RVO | | Batteries Required? | No | | Color | Gray | | Customer Reviews | 4.8 4.8 out of 5 stars (121) | | Customer reviews | 4.8 4.8 out of 5 stars (121) | | Date First Available | 26 November 2012 | | Date First Available | 26 November 2012 | | Included components | Sigma Electric ProConnex 42400 Intersystem Bonding Bridge, 1-Pack | | Is Discontinued By Manufacturer | No | | Item Package Quantity | 1 | | Item Weight | 136 g | | Item model number | 42400 | | Item model number | 42400 | | Manufacturer | Sigma Electric | | Manufacturer | Sigma Electric | | Material | Stainless Steel | | Number Of Pieces | 1 | | Part number | 42400 | | Product Dimensions | 10.8 x 3.33 x 4.45 cm; 136.08 g | | Product Dimensions | 10.8 x 3.33 x 4.45 cm; 136.08 g | | Size | One Size | ## Product Details - **Brand:** Sigma Engineered Solutions - **Colour:** Gray - **Item dimensions L x W x H:** 10.8 x 3.3 x 4.4 centimeters - **Material:** Stainless Steel - **Size:** One Size ## Images ![Sigma Electric ProConnex 42400 Intersystem Bonding Bridge, 1-Pack - Image 1](https://m.media-amazon.com/images/I/61RnKqYdSLL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Review *by P***. on 8 December 2024* If you need to bond different parts together to a common ground, this does the job. Far less expensive than the alternatives. ### ⭐⭐⭐⭐⭐ Review *by J***2 on 31 March 2023* Good value for the cost easy install my township electrical inspector is requiring 2 ground rods and a bridge on every house to get a CO my local hardware store was sold out but amazon came to the rescue the only thing is just a heads up does not come with mounting hardware not a deal breaker but if you are on the job bring screws to mount it ### ⭐⭐⭐⭐⭐ Review *by T***N on 19 June 2025* Exactly what I needed --- ## 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.bo/products/336353042-sigma-electric-proconnex-42400-intersystem-bonding-bridge-1-pack](https://www.desertcart.bo/products/336353042-sigma-electric-proconnex-42400-intersystem-bonding-bridge-1-pack) --- *Product available on Desertcart Bolivia* *Store origin: BO* *Last updated: 2026-07-05*