{"product_id":"alternator-shields-part-s-as12-as24-as48","title":"Alternator Shields Part #'s AS12, AS24, \u0026 AS48","description":"\u003cdiv class=\"n6owBd awi2gc\"\u003e\n\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong class=\"rQesXe MPyX\"\u003eARCO Zeus Alternator Shield\u003c\/strong\u003e series consists of surge protection devices designed to \u003cstrong class=\"rQesXe MPyX\"\u003esafeguard high-output marine alternators from catastrophic voltage spikes\u003c\/strong\u003e caused by sudden battery disconnects or \"load dump\" events. These issues commonly occur when a Lithium battery's Battery Management System (BMS) suddenly triggers a protective shutdown, or if a battery switch is accidentally turned off while the engine is running.\u003cspan\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n6owBd awi2gc\"\u003eThe family is categorized strictly by system voltage:\u003cspan\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cul class=\"KsbFXc U6u95\"\u003e\n\u003cli class=\"Z1qcYe\"\u003e\u003cspan class=\"iNqyIf\"\u003e\u003cstrong class=\"rQesXe MPyX\"\u003eARCO Zeus Alternator Shield - 12V [AS12]\u003c\/strong\u003e: Designed specifically for standard 12-volt marine and vehicle electrical systems.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\"\u003e\u003cspan class=\"iNqyIf\"\u003e\u003cstrong class=\"rQesXe MPyX\"\u003eARCO Zeus Alternator Shield - 24V [AS24]\u003c\/strong\u003e: Engineered for 24-volt commercial, military, or heavy-duty marine electrical configurations.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\"\u003e\n\u003cspan class=\"iNqyIf\"\u003e\u003cstrong class=\"rQesXe MPyX\"\u003eARCO Zeus Alternator Shield - 48V [AS48]\u003c\/strong\u003e: Built for modern, high-voltage 48-volt lithium battery banks and propulsion systems.\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"Fsg96\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"otQkpb\" role=\"heading\"\u003eKey Specifications \u0026amp; Mechanics\u003c\/div\u003e\n\u003cul class=\"KsbFXc U6u95\"\u003e\n\u003cli class=\"Z1qcYe\"\u003e\n\u003cspan class=\"iNqyIf\"\u003e\u003cstrong class=\"rQesXe MPyX\"\u003eProtection Method\u003c\/strong\u003e: Clamps excess surge voltage and safely diverts it to the ground, protecting the alternator's internal internal diodes from frying.\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\"\u003e\n\u003cspan class=\"iNqyIf\"\u003e\u003cstrong class=\"rQesXe MPyX\"\u003eStandard Rating\u003c\/strong\u003e: Tested to the strict \u003cstrong class=\"rQesXe MPyX\"\u003eISO 16750-2 Load Dump Standard\u003c\/strong\u003e.\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\"\u003e\n\u003cspan class=\"iNqyIf\"\u003e\u003cstrong class=\"rQesXe MPyX\"\u003ePerformance\u003c\/strong\u003e: Delivers up to \u003cstrong class=\"rQesXe MPyX\"\u003e75% more survivable disconnect events\u003c\/strong\u003e compared to leading market competitors like the Balmar APM.\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\"\u003e\u003cspan class=\"iNqyIf\"\u003e\u003cstrong class=\"rQesXe MPyX\"\u003eStatus Indicators\u003c\/strong\u003e: Features a built-in diagnostic LED. A \u003cstrong class=\"rQesXe MPyX\"\u003eGreen LED\u003c\/strong\u003e confirms active protection; a \u003cstrong class=\"rQesXe MPyX\"\u003eRed or unlit LED\u003c\/strong\u003e indicates the device has absorbed its maximum limit of surges and requires immediate replacement.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Arco","offers":[{"title":"12V","offer_id":45378523267095,"sku":"AS12","price":88.0,"currency_code":"USD","in_stock":true},{"title":"24V","offer_id":45378523299863,"sku":"AS24","price":99.0,"currency_code":"USD","in_stock":true},{"title":"48V","offer_id":45378523332631,"sku":"AS48","price":133.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0711\/7157\/1735\/files\/shield1.png?v=1786055557","url":"https:\/\/shop.pelagic-power.com\/products\/alternator-shields-part-s-as12-as24-as48","provider":"Pelagic Power LLC","version":"1.0","type":"link"}