{"product_id":"oex-acx3158-250a-dual-stud-distribution-terminal-black","title":"OEX ACX3158 250A Dual Stud Distribution Terminal - Black","description":"\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\"\u003e\u003cstrong\u003eOEX ACX3158 250A Dual Stud Distribution Terminal - Black\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eConsolidate negative and earth circuits cleanly with the OEX ACX3158 250A Dual Stud Distribution Terminal — featuring two 8mm stainless steel studs rated to 250A total, glass-filled nylon base for superior strength and heat resistance, and black colour coding for immediate negative\/earth rail identification in automotive, marine, 4WD, caravan, RV, mining, and industrial high-current power distribution installations.\u003c\/p\u003e\n\u003ch3 class=\"text-text-100 mt-2 -mb-1 text-base font-bold\"\u003e\u003cstrong\u003eProduct Overview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eThe OEX ACX3158 is the black-coded negative\/earth variant of the ACX3157 dual stud distribution terminal, providing two 8mm stainless steel studs on a single glass-filled nylon base for consolidating multiple earth returns or negative circuit feeds at a single rated connection point. In professional automotive and marine electrical builds, earth distribution is just as critical as positive power distribution — poor earth connections are responsible for a significant proportion of electrical faults, noise issues, and intermittent problems in vehicle electrical systems. The ACX3158 provides a dedicated, high-quality earth termination point where multiple circuit earth cables can be consolidated cleanly onto two separate studs rather than being crammed onto a single chassis bolt or improvised earth point. Two studs offer practical advantages over single stud solutions — large gauge earth cables and smaller circuit earth returns can be separated across the two studs, preventing excessive lug stacking on a single post, maintaining clean mechanical clamping at each connection, and keeping the earth distribution point neat, accessible, and serviceable. The 250A continuous rating covers the combined total earth current across both studs, making the ACX3158 suitable for demanding installations including large amplifier earth systems, inverter earth connections, dual battery negative feeds, 4WD multi-accessory earth bars, and commercial vehicle auxiliary earth distribution. Paired with the red ACX3157, the ACX3158 forms a complete colour-coded positive and negative distribution terminal pair for professional electrical builds. Glass-filled nylon construction delivers superior heat resistance and structural rigidity over standard nylon, while 8mm stainless steel studs resist corrosion and maintain reliable clamping over years of service. ISO 9001-certified manufacturing and in-house testing at OEX's Brisbane facility ensures consistent quality and long-term reliability.\u003c\/p\u003e\n\u003ch3 class=\"text-text-100 mt-2 -mb-1 text-base font-bold\"\u003e\u003cstrong\u003eFeatures \u0026amp; Benefits\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eDual 8mm Stainless Steel Studs for Earth Consolidation:\u003c\/strong\u003e Two 8mm stainless steel studs provide two dedicated earth termination points on a single compact base — allowing large and small gauge earth cables to be separated cleanly across two studs, reducing excessive lug stacking and maintaining maximum connection integrity at each stud.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003e250A Continuous Rating for Demanding Earth Systems:\u003c\/strong\u003e Rated to 250A continuous total across both studs, the ACX3158 handles the combined earth current of multiple high-current circuits — suitable for large amplifier earth systems, inverter earth connections, dual battery negative distribution, 4WD accessory earth bars, and commercial vehicle multi-circuit earth consolidation.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003e8mm Stainless Steel Studs for Corrosion Resistance:\u003c\/strong\u003e M8 stainless steel stud construction provides robust corrosion resistance and long-term mechanical integrity under vibration, thermal cycling, and exposure to moisture and automotive fluids — maintaining reliable, low-resistance earth connections critical for stable vehicle electrical system performance.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eGlass-Filled Nylon Base for Superior Strength and Heat Resistance:\u003c\/strong\u003e Glass-filled nylon delivers significantly greater rigidity, impact resistance, and thermal stability compared to standard nylon — resisting deformation and cracking in high-temperature locations including engine bays, amplifier racks, and industrial equipment enclosures where sustained heat exposure is a concern.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eBlack Colour for Negative\/Earth Rail Identification:\u003c\/strong\u003e Standard black colouring provides instant identification as a negative or earth terminal, reducing wiring errors in installations where multiple terminals are mounted in close proximity — essential for maintaining professional installation standards and simplifying future fault-finding.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eDirect Pair for ACX3157 Red Positive Terminal:\u003c\/strong\u003e The ACX3158 is the colour-matched negative counterpart to the ACX3157 red dual stud terminal, forming a complete professional positive and negative distribution terminal pair with consistent construction, rating, and stud sizing across both polarities.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eISO 9001 Certified Manufacturing:\u003c\/strong\u003e Produced under ISO 9001 quality management certification with in-house product testing at OEX's Brisbane facility, ensuring every unit meets stringent engineering and quality control procedures for reliability across automotive, marine, mining, RV, and industrial mobile applications.\u003c\/p\u003e\n\u003ch3 class=\"text-text-100 mt-2 -mb-1 text-base font-bold\"\u003e\u003cstrong\u003eTechnical Specs\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cdiv class=\"overflow-x-auto w-full px-2 mb-6\"\u003e\n\u003ctable class=\"min-w-full border-collapse text-sm leading-[1.7] whitespace-normal\"\u003e\n\u003cthead class=\"text-left\"\u003e\n\u003ctr\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-border-300\/60 py-2 pr-4 align-top font-bold\"\u003eSpecification\u003c\/th\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-border-300\/60 py-2 pr-4 align-top font-bold\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003ePart Number\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003eACX3158\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003eBrand\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003eOEX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003eConfiguration\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003eDual Stud Distribution Terminal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003eContinuous Current Rating\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e250A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003eStud Size\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003eM8 (8mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003eTerminal Material\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003eStainless Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003eBase Material\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003eGlass-Filled Nylon\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003eColour\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003eBlack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003eApplication\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003ePower \u0026amp; Earth Distribution\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003eQuality Certification\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003eISO 9001\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003ch3 class=\"text-text-100 mt-2 -mb-1 text-base font-bold\"\u003e\u003cstrong\u003eCompatible With \/ Goes Well With\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eThe OEX ACX3158 suits 12V and 24V automotive, marine, caravan, RV, 4WD, mining, and commercial vehicle electrical systems requiring a 250A-rated dual stud connection point for negative or earth distribution. Ideal for amplifier earth consolidation, inverter earth connections, dual battery negative feeds, multi-circuit earth bars in 4WD and caravan builds, and commercial vehicle auxiliary earth distribution. Pairs directly with the OEX ACX3157 red dual stud terminal for a complete colour-coded positive and negative distribution terminal pair. Complements the OEX ACX3145BL single stud terminal, OEX distribution blocks, busbars, and battery terminals for complete high-current power management solutions across the OEX range.\u003c\/p\u003e\n\u003ch3 class=\"text-text-100 mt-2 -mb-1 text-base font-bold\"\u003e\u003cstrong\u003eFrequently Asked Questions\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eWhat is the difference between the ACX3158 black and the ACX3157 red?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eThe ACX3158 is the black-coded negative\/earth variant and the ACX3157 is the red-coded positive variant. Both share identical construction — two 8mm stainless steel studs, glass-filled nylon base, and 250A continuous rating. The colour difference provides instant polarity identification in professional installations. Use the ACX3157 for positive distribution and the ACX3158 for negative\/earth distribution to create a clearly colour-coded terminal pair.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eWhy use a dual stud earth terminal instead of a single chassis bolt for earth connections?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eA chassis bolt earth point relies on paint-free metal-to-metal contact that can corrode, loosen, and increase resistance over time. The ACX3158 provides a dedicated, rated stainless steel stud specifically designed for cable lug termination — delivering a lower-resistance, more reliable, and more serviceable earth connection point. Two studs also allow better organisation of multiple earth circuits compared to crowding all lugs onto a single bolt.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eWhat is the total current rating across both studs?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eThe ACX3158 is rated to 250A continuous total across both studs combined. Ensure the combined current draw of all circuits connected across both studs does not exceed 250A continuous for safe, reliable operation within the terminal's rated capacity.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eWhat cable lugs are compatible with the 8mm studs?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eThe M8 studs accept standard cable lugs with an 8mm hole — available in a wide range of wire gauge sizes from light accessory wire through to heavy gauge cables used in high-current automotive and marine applications. Always use correctly sized, properly crimped compression lugs matched to the wire gauge of each circuit for secure, low-resistance connections.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eIs the ACX3158 suitable for marine and outdoor installations?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eThe 8mm stainless steel studs and glass-filled nylon base provide good corrosion and moisture resistance suitable for marine, outdoor, and under-bonnet installations. For best long-term performance in marine environments, use tinned copper cable lugs and apply dielectric grease to stud and lug contact surfaces before assembly to prevent oxidation and galvanic corrosion at the connection points.\u003c\/p\u003e\u003ch2\u003e\u003cspan style=\"color: rgb(0, 0, 128);\"\u003e\u003cstrong\u003eLegendary Products \u0026amp; Support From Authorized Dealers\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\r\n\u003cp\u003eWhen you choose \u003cstrong\u003eFrankies BrandBeast\u003c\/strong\u003e, you're choosing quality and performance. But just as important as what you buy is \u003cstrong\u003ewhere\u003c\/strong\u003e you buy it from. Here's why purchasing from an \u003cstrong\u003eauthorized dealer\u003c\/strong\u003e is always the right choice:\u003c\/p\u003e\r\n\u003cp\u003e\u003cspan style=\"color: rgb(0, 0, 128);\"\u003e▸ \u003cstrong\u003eExpert Knowledge \u0026amp; Training\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003eOnly authorized \u003cstrong\u003eFrankies BrandBeast\u003c\/strong\u003e dealers are factory-trained to sell and install our products. They have the expertise to ensure your purchase is set up correctly and meets your expectations.\u003c\/p\u003e\r\n\u003cp\u003e\u003cspan style=\"color: rgb(0, 0, 128);\"\u003e▸ \u003cstrong\u003eAuthorized Warranty Protection\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003eWe offer one of the best warranties in the industry, but only purchases made through authorized dealers are covered. Don’t be misled by unauthorized sellers who can’t provide genuine warranty support.\u003c\/p\u003e\r\n\u003cp\u003e\u003cspan style=\"color: rgb(0, 0, 128);\"\u003e\u003cstrong\u003e▸ Reliable Customer Support\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003eIf you ever run into an issue, you’re backed by \u003cstrong\u003eFrankies BrandBeast’s\u003c\/strong\u003e official manufacturer’s warranty. No need to deal with overseas returns—our local team takes care of everything quickly and efficiently.\u003c\/p\u003e\r\n\u003cp\u003e\u003cspan style=\"color: rgb(0, 0, 128);\"\u003e▸ \u003cstrong\u003eProtect Your Investment\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003eBuying from an authorized dealer ensures you’re getting genuine products, full warranty coverage, and expert support. Ask yourself—is saving a few bucks worth losing all that?\u003c\/p\u003e\r\n\u003ch3\u003e\u003cspan style=\"color: rgb(0, 0, 128);\"\u003e\u003cstrong\u003eChoose wisely. Buy from Frankies BrandBeast today!\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\r\n\u003cp\u003e\u003cmeta charset=\"UTF-8\"\u003e \u003cmeta name=\"viewport\" content=\"width=device-width, initial-scale=1.0\"\u003e\u003c\/p\u003e\r\n\u003cstyle\u003e\n        h2, h3 {\n            color: #000080 !important;\n        }\n\n        h2 {\n            font-weight: bold;\n            margin-top: 1rem;\n            margin-bottom: 0.5rem;\n        }\n        h3 {\n            font-weight: bold;\n            margin-top: 1rem;\n            margin-bottom: 1rem;\n        }\n\u003c\/style\u003e","brand":"OEX","offers":[{"title":"Default Title","offer_id":46263319527574,"sku":"ACX3158","price":40.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0675\/0742\/1334\/files\/ACX3158_12414f09-80cd-4a97-aedd-eddf07f6ea41.jpg?v=1772172360","url":"https:\/\/brandbeast.com.au\/products\/oex-acx3158-250a-dual-stud-distribution-terminal-black","provider":"Frankies BrandBeast","version":"1.0","type":"link"}