{"product_id":"200-pcs-heat-shrink-butt-wire-connectors","title":"Heat Shrink Butt Wire Connector Kit - 2 Pack0","description":"\u003ch2\u003eHeat Shrink Butt Wire Connector Kit\u003c\/h2\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual-Walled Waterproofing:\u003c\/strong\u003e Constructed with a rugged polyolefin outer tubing and a hot-melt adhesive inner lining that flows when heated, creating a 100% watertight, corrosion-resistant seal around the wire splice.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeamless Copper Barrel:\u003c\/strong\u003e Features a thick, seamless tinned copper inner barrel that provides maximum current flow, prevents the wire from slipping out, and guarantees a strong, reliable crimp every time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh Shrink Ratio:\u003c\/strong\u003e Utilizes an industry-standard 3:1 shrink ratio, allowing the tubing to tightly compress over a wide variety of wire insulation diameters for a secure, vibration-resistant grip.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor-Coded Identification:\u003c\/strong\u003e Connectors are universally color-coded (Red, Blue, and Yellow) with standard wire gauge imprint markings directly on the tubing, making it easy to grab the exact size needed for your project.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTranslucent Tubing:\u003c\/strong\u003e The semi-clear outer shell allows for visual inspection of the wire insertion and crimp placement before you apply heat, preventing blind, faulty connections.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eProduct Specifications \u0026amp; Included Components\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal Quantity:\u003c\/strong\u003e 200 Pieces.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhite Connectors (20 Pcs):\u003c\/strong\u003e Fits Wire Sizes 26-22 AWG (Max Current: 15 A).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRed Connectors (80 Pcs):\u003c\/strong\u003e Fits Wire Sizes 22-16 AWG (Max Current: 19 A).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBlue Connectors (80 Pcs):\u003c\/strong\u003e Fits Wire Sizes 16-14 AWG (Max Current: 27 A).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYellow Connectors (20 Pcs):\u003c\/strong\u003e Fits Wire Sizes 12-10 AWG (Max Current: 48 A).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Tinned Copper Core + Polyolefin (PE) Shrink Tubing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Temperature:\u003c\/strong\u003e \u003cmeta charset=\"utf-8\"\u003e-65°F to 255°F (-55°C to 125°C).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eUniversal Compatibility \u0026amp; Applications\u003c\/h3\u003e\n\u003cp\u003eThese marine-grade butt connectors are the gold standard for creating permanent, weatherproof electrical splices in demanding environments:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMarine \u0026amp; Boating:\u003c\/strong\u003e Essential for bilge pumps, navigation lights, and trailer wiring exposed to salt spray and submersion.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAutomotive \u0026amp; Off-Road:\u003c\/strong\u003e Perfect for under-hood wiring, LED light bars, and sensor repairs where heat, moisture, and vibration are constant.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutdoor \u0026amp; Home:\u003c\/strong\u003e Landscape lighting, RV electrical systems, and outdoor water pump connections.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhen to Use or Upgrade\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eReplacing Tape and Wire Nuts:\u003c\/strong\u003e Electrical tape leaves sticky residue and unravels over time, while standard twist-on wire nuts trap moisture and vibrate loose. Upgrade to heat shrink connectors for permanent, professional repairs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorrosion Prevention:\u003c\/strong\u003e If you are wiring anything that lives outside or near water, standard nylon crimp connectors will eventually turn green with copper oxidation and fail. The adhesive seal in these prevents moisture intrusion entirely.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eInstallation \u0026amp; Wiring Tips\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProper Stripping:\u003c\/strong\u003e Strip roughly 1\/3 of an inch of insulation off your wires. Ensure the bare wire ends do not overlap the inner metal barrel to prevent them from poking through the heat shrink tubing when crimped.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUse the Right Tool (\u003c\/strong\u003e\u003cstrong\u003ePRO TIP):\u003c\/strong\u003e Do not use pliers to smash the barrel. Use a dedicated ratcheting wire crimper with a die specifically designed for heat shrink connectors (usually marked with a red\/blue\/yellow dot or \"Heat Shrink\"). This prevents puncturing the plastic jacket during the crimp.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApply Even Heat:\u003c\/strong\u003e Use a dedicated heat gun, starting from the center of the connector and rotating it to distribute the heat evenly outwards. This pushes air bubbles out of the ends and melts the internal adhesive evenly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvoid Open Flames:\u003c\/strong\u003e While a lighter \u003cem\u003ecan\u003c\/em\u003e work in a pinch, it often burns the plastic tubing and leaves a weak, brittle seal covered in black soot. Stick to a heat gun for reliable, factory-looking results.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAllow to Cool:\u003c\/strong\u003e Let the connector cool for 30 to 60 seconds after heating before tugging on the wires, allowing the internal hot melt glue to fully solidify and lock the connection.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"BlueStarsParts","offers":[{"title":"Default Title","offer_id":45369799442621,"sku":"AZ00822034","price":20.47,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2576\/7548\/files\/AZ00822034_1_cfe82869-a457-4d46-8b5e-9e603a1ba6c4.jpg?v=1762246367","url":"https:\/\/bluestarspartstrend.com\/products\/200-pcs-heat-shrink-butt-wire-connectors","provider":"BlueStars Parts","version":"1.0","type":"link"}