{"product_id":"3m-mh10bcx-heat-shrink-butt-connector-12-10-awg-yellow","title":"3M MH10BCX Heat Shrink Butt Connector 12-10 Awg Yellow","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\u003cp\u003eThe 3M MH10BCX is a heat shrink insulated butt connector designed for making reliable, weather-resistant wire splices in electrical wiring applications. Built with an electrolytic tough pitch (ETP) copper barrel and tin plating, this connector delivers solid conductivity and long-term corrosion resistance. The adhesive-lined polyolefin heat shrink tubing creates a sealed connection that resists water and salt intrusion once crimped and shrunk. It is rated at 600 volts for building wiring and 1000 volts for signs, fixtures, and luminaires, with a maximum temperature rating of 221 degrees F. Electricians and electrical contractors install this connector where a sealed, durable splice is required.\u003c\/p\u003e\u003cp\u003eThis connector is suited for residential and commercial electrical work, sign wiring, fixture and luminaire installations, and any application where moisture or salt exposure is a concern. It accepts 12 to 10 AWG conductors and is sold in a 25-piece carton, making it appropriate for both service calls and new construction work. The yellow color coding corresponds to the 12-10 AWG wire size range, allowing fast identification during installation.\u003c\/p\u003e\u003ch4\u003eKey Features\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eSeamless ETP copper barrel with tin plating for corrosion resistance\u003c\/li\u003e\n\u003cli\u003eAdhesive-lined polyolefin heat shrink insulation seals against water and salt\u003c\/li\u003e\n\u003cli\u003eBuilt-in wire stop ensures correct conductor positioning before crimping\u003c\/li\u003e\n\u003cli\u003eDual voltage rating: 600V for building wiring, 1000V for signs and fixtures\u003c\/li\u003e\n\u003cli\u003eYellow color coding identifies 12-10 AWG conductor range at a glance\u003c\/li\u003e\n\u003cli\u003eUL 486-C and CSA 22.2 listed for code-compliant installations\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eCompatibility\u003c\/h4\u003e\u003cp\u003eDesigned as a standard heat shrink butt splice connector for 12 to 10 AWG copper conductors in building wiring, sign, fixture, and luminaire applications.\u003c\/p\u003e\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\u003cp\u003eInstallation should be performed by a qualified electrician in accordance with the NEC and applicable local codes. De-energize and lock out the circuit before making any wire connections. Use a calibrated ratchet crimping tool appropriate for the connector size, then apply controlled heat evenly around the barrel until the heat shrink tubing fully contracts and adhesive flows from both ends to confirm a complete seal. Do not use an open flame to shrink the tubing.\u003c\/p\u003e\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eType\u003c\/strong\u003e: Butt Connector\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConductor Size\u003c\/strong\u003e: 12 to 10 AWG\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage Rating\u003c\/strong\u003e: 600V (Building Wiring), 1000V (Signs\/Fixtures\/Luminaires)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature Rating\u003c\/strong\u003e: 221 degrees F (105 degrees C)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsulation Type\u003c\/strong\u003e: Heat Shrink, Adhesive-Lined Polyolefin\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBarrel Material\u003c\/strong\u003e: ETP Copper, Tin Plated\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBarrel Style\u003c\/strong\u003e: Seamless\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBarrel Length\u003c\/strong\u003e: 0.38 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBarrel Inner Diameter\u003c\/strong\u003e: 0.142 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOverall Length\u003c\/strong\u003e: 1.5 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThickness\u003c\/strong\u003e: 0.031 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor\u003c\/strong\u003e: Yellow\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackage Quantity\u003c\/strong\u003e: 25 per Carton, 125 per Case\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackage Weight\u003c\/strong\u003e: 1.1 pounds\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApprovals\u003c\/strong\u003e: UL 486-C, CSA 22.2\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e: US\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eStandard Information\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: 3M\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: MH10BCX\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"3M","offers":[{"title":"Default Title","offer_id":51284109951282,"sku":"MH10BCX","price":14.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/309279250.jpg?v=1781068759","url":"https:\/\/voomisupply.com\/products\/3m-mh10bcx-heat-shrink-butt-connector-12-10-awg-yellow","provider":"Voomi Supply","version":"1.0","type":"link"}