{"product_id":"100m-roll-of-key-3b-s-26mm-black-single-core-automotive-cable","title":"100m Roll of 3B\u0026S (26mm²) Black Single Core Automotive Cable","description":"\u003ch2\u003e100m Roll of KEY 3B\u0026amp;S (26mm²) Black Single Core Automotive Cable\u003c\/h2\u003e \u003ch3\u003eHeavy-Duty 3B\u0026amp;S Automotive Cable for Reliable High-Current Power Distribution\u003c\/h3\u003e \u003cp\u003eWhen dependable power transfer is critical, the \u003cstrong\u003e100m Roll of KEY 3B\u0026amp;S (26mm²) Black Single Core Automotive Cable\u003c\/strong\u003e delivers the performance professional installers demand. Manufactured using \u003cstrong\u003eOxygen Free High Conductivity (OFHC) copper\u003c\/strong\u003e, this premium automotive cable provides exceptional conductivity, reduced voltage drop, and long-term durability in demanding automotive, marine, industrial, and off-grid environments. Designed to support high-current applications across \u003cstrong\u003e12V, 24V, and 48V electrical systems\u003c\/strong\u003e, it offers the ideal balance of flexibility, strength, and electrical efficiency.\u003c\/p\u003e \u003ch3\u003eAbout KEY Tubing \u0026amp; Electrical\u003c\/h3\u003e\n\u003cp\u003eKEY Tubing \u0026amp; Electrical (KTE) is an Australian-owned manufacturer with over 60 years of industry experience supplying electrical, cable, tubing, and custom-engineered solutions to industries across Australia and around the world. Based in South Australia, KEY is known for its commitment to quality manufacturing, rigorous quality standards, and reliable products designed for demanding automotive, electrical, industrial, and resource sector applications. KEY continues to support Australian industry with a strong focus on performance, durability, and dependable engineering.\u003c\/p\u003e \u003ch3\u003eSuperior Conductivity with OFHC Copper Construction\u003c\/h3\u003e \u003cp\u003eUnlike conventional automotive cables, this \u003cstrong\u003e26mm² single core automotive cable\u003c\/strong\u003e utilises high-purity OFHC copper to maximise current flow and minimise resistance. The reduced impurity content helps lower heat generation under load, improving overall system efficiency and reducing energy losses. Whether powering a dual battery setup, feeding a DC-DC charger, or supplying current to a high-capacity inverter, this cable helps maintain stable voltage delivery throughout the system.\u003c\/p\u003e \u003cp\u003eOFHC copper also offers enhanced resistance to hydrogen embrittlement and mechanical fatigue. This makes it particularly suitable for installations exposed to constant vibration, temperature fluctuations, and harsh environmental conditions commonly encountered in 4WDs, caravans, commercial vehicles, marine vessels, and industrial equipment.\u003c\/p\u003e \u003ch3\u003eDesigned for High-Current 12V, 24V \u0026amp; 48V Systems\u003c\/h3\u003e \u003cp\u003eThe substantial \u003cstrong\u003e26mm² conductor size\u003c\/strong\u003e, commonly referred to as \u003cstrong\u003e3B\u0026amp;S automotive cable\u003c\/strong\u003e, is ideal for applications requiring dependable high-current performance over longer cable runs. Rated for a maximum DC voltage of 120V, it is perfectly suited for modern vehicle electrical systems, lithium battery installations, inverter circuits, auxiliary battery banks, and renewable energy systems. The cable's low-resistance construction helps minimise voltage drop, making it an excellent choice for demanding power distribution applications.\u003c\/p\u003e \u003ch4\u003eCommon Applications Include:\u003c\/h4\u003e \u003cul\u003e \u003cli\u003eDual battery systems in 4WDs, caravans and camper trailers\u003c\/li\u003e \u003cli\u003eBattery interconnects and auxiliary battery wiring\u003c\/li\u003e \u003cli\u003eDC-DC charger installations and lithium battery systems\u003c\/li\u003e \u003cli\u003eHigh-current inverter and solar power systems\u003c\/li\u003e \u003cli\u003eMarine electrical systems and battery banks\u003c\/li\u003e \u003cli\u003eCommercial vehicle, fleet and industrial power distribution\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eBuilt to Australian Standards for Long-Term Reliability\u003c\/h3\u003e \u003cp\u003eManufactured to comply with \u003cstrong\u003eAS\/NZS 1125\u003c\/strong\u003e conductor requirements and \u003cstrong\u003eAS\/NZS 3808:2000\u003c\/strong\u003e insulation standards, this cable delivers dependable performance in demanding environments. The durable V90 insulation provides excellent resistance to heat, abrasion, oils, fuels, and common automotive chemicals while maintaining flexibility for easier installation through chassis rails, conduits, and tight engine bay spaces.\u003c\/p\u003e \u003cp\u003eThe black outer sheath allows clear identification for negative earth and grounding circuits while maintaining a professional appearance in automotive, marine, and industrial installations. Supplied in a convenient \u003cstrong\u003e100-metre roll\u003c\/strong\u003e, it is an economical solution for workshops, auto electricians, fleet maintenance operators, and large-scale wiring projects.\u003c\/p\u003e \u003ch3\u003eKey Features \u0026amp; Specifications\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eConductor Size: 26mm² (3B\u0026amp;S automotive cable)\u003c\/li\u003e \u003cli\u003ePremium Oxygen Free High Conductivity (OFHC) copper\u003c\/li\u003e \u003cli\u003eSuitable for 12V, 24V and 48V electrical systems\u003c\/li\u003e \u003cli\u003eMaximum DC voltage rating: 120V\u003c\/li\u003e \u003cli\u003eFlexible multi-strand construction for easier installation\u003c\/li\u003e \u003cli\u003eV90 insulation rated for demanding operating conditions\u003c\/li\u003e \u003cli\u003eManufactured to AS\/NZS 1125 and AS\/NZS 3808:2000 standards\u003c\/li\u003e \u003cli\u003e100m roll ideal for workshops, commercial fleets and large projects\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eIdeal for Automotive, Marine \u0026amp; Off-Grid Power Systems\u003c\/h3\u003e \u003cp\u003eWhether you're wiring a \u003cstrong\u003e4WD dual battery system\u003c\/strong\u003e, upgrading a \u003cstrong\u003ecaravan lithium battery installation\u003c\/strong\u003e, building a \u003cstrong\u003emarine battery bank\u003c\/strong\u003e, or completing an \u003cstrong\u003eoff-grid solar power project\u003c\/strong\u003e, the KEY 3B\u0026amp;S (26mm²) Black Single Core Automotive Cable provides the conductivity, durability, and reliability required for professional results. Suitable for caravan, RV, marine, off-grid, industrial, commercial vehicle, and renewable energy applications, this cable delivers dependable power where it matters most.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eUpgrade your vehicle or power system today with the trusted performance of KEY 3B\u0026amp;S (26mm²) Automotive Cable and enjoy efficient, reliable power delivery for years to come.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Key","offers":[{"title":"Default Title","offer_id":47482804142229,"sku":"Key-KABC1364030BK100","price":1220.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0664\/8974\/5557\/files\/black_3b_s.jpg?v=1782443437","url":"https:\/\/www.exotronic.com.au\/products\/100m-roll-of-key-3b-s-26mm-black-single-core-automotive-cable","provider":"Exotronic","version":"1.0","type":"link"}