{"product_id":"arco-marine-zeus-a225s-j-180-3-15-alternator-w-terminal-block","title":"ARCO Marine Zeus A225S J-180 Alternator, 12V 254A – USA Made","description":"\u003cp\u003e\u003cstrong\u003eUnleash superior power and reliability\u003c\/strong\u003e with the ARCO Marine Zeus A225S J-180 Alternator. Engineered for high energy production, this alternator is the highest power output unit in its size and class, specifically designed for demanding marine, RV, military, and commercial applications. Its robust construction and advanced cooling ensure consistent performance, even under extreme conditions, allowing for rapid charging of large battery banks and reducing reliance on a generator. Proudly made in the U.S.A. and SAE J1171 Certified for marine safety, the Zeus A225S provides exceptional peace of mind. Upgrade your electrical system today for sustained, high-output power.\u003c\/p\u003e\nIn the Box:\u003cul\u003e\n\u003cli\u003eARCO Marine Zeus A225S J-180 Alternator\u003c\/li\u003e\n\u003cli\u003ePulley Hardware (M17 x 1.5 x 24mm nut, w\/ 18mm ID x 29mm OD washer)\u003c\/li\u003e\n\u003c\/ul\u003e\nKey Benefits \u0026amp; Specifications:\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh Power Output:\u003c\/strong\u003e Delivers a maximum output of 254 Amps under cold conditions (9,000 RPM) and maintains an impressive 157 Amps at hot idle speeds (3,000 RPM), significantly reducing the need for a generator.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdvanced Cooling System:\u003c\/strong\u003e Runs 8-20% cooler than traditional alternators due to heat-shedding Cerakote\/E-coat finishes, dual cooling fans, and a rectifier strategically located on the exterior housing for increased performance and longevity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMarine Safety Certified:\u003c\/strong\u003e SAE J1171 Certified, ensuring spark-protected operation for marine environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAmerican Craftsmanship:\u003c\/strong\u003e Proudly manufactured in the U.S.A., reflecting superior quality and durability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExternal Regulation (P-Type Field):\u003c\/strong\u003e Designed for external regulation only, with a default output voltage of 14.1V.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVersatile Mounting:\u003c\/strong\u003e Features a 3.15\" J180 saddle style mount, engineered to replace most small case alternators from brands like Hitachi, Lucas, and Mitsubishi.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact \u0026amp; Lightweight Design:\u003c\/strong\u003e Weighs 12 lbs (6.7 kg) with a small frame size, making it suitable for diverse installations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard Pulley:\u003c\/strong\u003e Equipped with a 49K6 (6-groove, 49mm) pulley for efficient power transfer.\u003c\/li\u003e\n\u003c\/ul\u003e\nCompatibility \u0026amp; Pairings:\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine Compatibility:\u003c\/strong\u003e Optimized for use with 12V systems and widely compatible with most Yanmar engines.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRecommended Regulator:\u003c\/strong\u003e For maximum performance, especially with lithium battery charging, pair with an ARCO Zeus Bluetooth alternator regulator.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ARCO Marine","offers":[{"title":"Default Title","offer_id":53306688930110,"sku":"CT-117907","price":812.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0287\/3235\/8731\/files\/107331XL.jpg?v=1779140297","url":"https:\/\/www.tugandtow.com\/products\/arco-marine-zeus-a225s-j-180-3-15-alternator-w-terminal-block","provider":"Tug and Tow","version":"1.0","type":"link"}