--- product_id: 580793405 title: "Heat Shrink Butt Wire Connectors, Sopoby 210Pcs 22-16 AWG Red Insulated Waterproof Electrical Wire Connectors Automotive Marine Grade Wire Crimp Terminals Butt Splices, Ideal for Boat, Truck, Red" brand: "sopoby" price: "$32.29" currency: USD in_stock: true reviews_count: 8 category: "Sopoby" url: https://www.desertcart.us/products/580793405-heat-shrink-butt-wire-connectors-sopoby-210pcs-22-16-awg store_origin: US region: United States of America --- # High conductivity copper core Thick seamless copper barrels for strong crimps 3:1 heat shrink ratio for tight seal Heat Shrink Butt Wire Connectors, Sopoby 210Pcs 22-16 AWG Red Insulated Waterproof Electrical Wire Connectors Automotive Marine Grade Wire Crimp Terminals Butt Splices, Ideal for Boat, Truck, Red **Brand:** sopoby **Price:** $32.29 **Availability:** ✅ In Stock ## Summary > 🔧 Seal it, secure it, and power up like a pro! ## Quick Answers - **What is this?** Heat Shrink Butt Wire Connectors, Sopoby 210Pcs 22-16 AWG Red Insulated Waterproof Electrical Wire Connectors Automotive Marine Grade Wire Crimp Terminals Butt Splices, Ideal for Boat, Truck, Red by sopoby - **How much does it cost?** $32.29 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/580793405-heat-shrink-butt-wire-connectors-sopoby-210pcs-22-16-awg) ## Best For - sopoby enthusiasts ## Why This Product - Trusted sopoby brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Massive 210-Piece Kit:** Stock up and never worry about running out during critical fixes - • **Versatile Pro-Grade Use:** Perfect for automotive, marine, RV, and off-road wiring projects - • **Superior Electrical Flow:** Copper core minimizes voltage drop for reliable power delivery - • **Ultimate Waterproof Seal:** Adhesive-lined tubing melts to lock out moisture and corrosion - • **Unbreakable Crimp Strength:** Thick seamless barrels ensure wires stay put under stress ## Overview The Sopoby 210PCS Heat Shrink Butt Connectors combine premium tinned copper cores with adhesive-lined heat shrink tubing to deliver waterproof, corrosion-resistant, and mechanically robust wire splices. Designed for 22-16 AWG wires, these connectors ensure strong crimps, excellent electrical conductivity, and environmental sealing, making them ideal for automotive, marine, and industrial applications. With 210 pieces per pack, this kit offers unbeatable value and reliability for professional-grade wiring projects. ## Description Product description Sopoby Heat Shrink Wire Connectors Rugged and puncture resistant Waterproof Resistant to abrasion, stretch and vibration Heat activated adhesive Greater tensile strength All materials are heat resistant Brazed-seam ensures the wire not exposed Sopoby is offering the most versatile electrical connectors kits with heat shrink technology on the market included an extensive selection of the most common terminal types: butt connectors, rings, forks, hooks, male/female spade terminals. Comply with all Relevant European Standards Dual-walled: polyolefin tubing on the outside and hot melt adhesive in inside Wire gauge imprint on connectors and color identification. Ideal translucent provides tensile strength, allows visual inspection, prevents corrosion, and provided a waterproof seal. FEATURES BRAZED SEAM BARREL - The excellent matte tin-plated red copper features - Doesn't split when crimped - Wire will not pull out TIN-PLATED RED COPPER - Increased current flow - Thickened copper layer, better conductivity and shape. - Protection against corrosion THICK COPPER TERMINALS - 1.0mm for 12-10 AWG - 0.8mm for 16-14 AWG - 0.7mm for 22-16 AWG WIDE APPLICATIONS MOTORCYCLE LIGHT DIY Review: Great product - Excellent price and quantity Review: Great product,Strong hold after crimped - The product work's very good and the heat shrink heats up and seals quickly. I'd recommend to anybody especially for the price. ## Features - PREMIUM COPPER CORE AND HEAT SHRINK TUBE: Made of high quality tinned copper and adhesive lined heat shrink tubing. These professoinal butt connectors ensure protection against the elements. Heat shrink tubing provides high tensile strength and resistance to stretch and mechanical damage, high thickness copper core ensure protection against the elements - STRONG CRIMPS: These butt connectors use thick, seamless copper barrels. Your wire will not pull out of these butt splices when crimping - EXCELLENT WIRE CONTACT: The copper barrel provides increased current flow, and ensures less voltage drop, preventing wiring failures and reducing equipment downtime - RELIABLE CONNECTION: Adhesive lined inside the 3:1 butt heat shrink connector will exude hot melt adhesive when evenly heated, shrinks quickly and adheres to wire insulation. Guarantees good environmental sealing, waterproof and wear-resistant - WIDE APPLICATIONS: Excellent stability, water resistance and electrical conductivity provide durable connection for motorcycle, off-road vehicles, lawn tractors,RVs,fish finder and marine application. Widely used on multiple projects of your Christmas lights,ships with high waterproof requirements motorcycle stereo, boat electronics, equipment switches ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0CD75K24Q | | Best Sellers Rank | #4,420 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #28 in Butt Terminals #1,499 in Electrical Equipment | | Brand Name | Sopoby | | Color | Red | | Connector Type | Butt Splice | | Contact Material | Copper | | Customer Reviews | 4.8 out of 5 stars 678 Reviews | | Gauge | 22.0 | | Insulation Material | Polyolefin | | Insulation Material Type | Polyolefin | | Manufacturer | Sopoby | | Material | Copper | | Material Type | Copper | | Maximum Voltage | 12 Volts (DC) | | Model | Sop-1138US | | Number of Items | 210 | | Part Number | Sop-1138US | | Specification Met | RoHS | | Terminal | Butt Terminal | | Unit Count | 1.0 Count | ## Product Details - **Color:** Red - **Connector Type:** Butt Splice - **Contact Material:** Copper - **Insulation Material:** Polyolefin - **Terminal:** Butt Terminal ## Images ![Heat Shrink Butt Wire Connectors, Sopoby 210Pcs 22-16 AWG Red Insulated Waterproof Electrical Wire Connectors Automotive Marine Grade Wire Crimp Terminals Butt Splices, Ideal for Boat, Truck, Red - Image 1](https://m.media-amazon.com/images/I/71DgjoYLQ6L.jpg) ![Heat Shrink Butt Wire Connectors, Sopoby 210Pcs 22-16 AWG Red Insulated Waterproof Electrical Wire Connectors Automotive Marine Grade Wire Crimp Terminals Butt Splices, Ideal for Boat, Truck, Red - Image 2](https://m.media-amazon.com/images/I/71OT60gQ5jL.jpg) ![Heat Shrink Butt Wire Connectors, Sopoby 210Pcs 22-16 AWG Red Insulated Waterproof Electrical Wire Connectors Automotive Marine Grade Wire Crimp Terminals Butt Splices, Ideal for Boat, Truck, Red - Image 3](https://m.media-amazon.com/images/I/71-vuBW6tLL.jpg) ![Heat Shrink Butt Wire Connectors, Sopoby 210Pcs 22-16 AWG Red Insulated Waterproof Electrical Wire Connectors Automotive Marine Grade Wire Crimp Terminals Butt Splices, Ideal for Boat, Truck, Red - Image 4](https://m.media-amazon.com/images/I/71OeB5SE2OL.jpg) ![Heat Shrink Butt Wire Connectors, Sopoby 210Pcs 22-16 AWG Red Insulated Waterproof Electrical Wire Connectors Automotive Marine Grade Wire Crimp Terminals Butt Splices, Ideal for Boat, Truck, Red - Image 5](https://m.media-amazon.com/images/I/71e5UlLHr8L.jpg) ## Available Options This product comes in different **Size** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Great product *by J***A on April 13, 2026* Excellent price and quantity ### ⭐⭐⭐⭐⭐ Great product,Strong hold after crimped *by C***O on December 24, 2025* The product work's very good and the heat shrink heats up and seals quickly. I'd recommend to anybody especially for the price. ### ⭐⭐⭐⭐⭐ Perfect fit! *by J***X on November 18, 2025* These work great, high quality, way cheaper to buy them like this than in the store. Perfect size and great seal. ## Frequently Bought Together - Heat Shrink Butt Wire Connectors, Sopoby 210Pcs 22-16 AWG Red Insulated Waterproof Electrical Wire Connectors Automotive Marine Grade Wire Crimp Terminals Butt Splices, Ideal for Boat, Truck, Red - Heat Shrink Butt Connectors, 16-14 AWG 100Pcs Blue Waterproof Electrical Crimp Wire Splice for Marine, Cable, Wiring - 200 Pcs Blue Heat Shrink Butt Connectors, 16-14 AWG Waterproof Electrical Crimp Terminal Splice Wire Connectors for Marine, Automotive, Cable, Wiring --- ## 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/580793405-heat-shrink-butt-wire-connectors-sopoby-210pcs-22-16-awg](https://www.desertcart.us/products/580793405-heat-shrink-butt-wire-connectors-sopoby-210pcs-22-16-awg) --- *Product available on Desertcart United States of America* *Store origin: US* *Last updated: 2026-05-20*