{"product_id":"arco-marine-zeus-24v-4kw-low-turn-on-lto-j180-alternator-with-isolated-ground","title":"ARCO Marine Zeus 24V 4kW Low Turn On (LTO) J180 Alternator with Isolated Ground","description":"\u003cp id=\"isPasted\"\u003e\u003cstrong\u003eZeus 24V 4kW Low Turn On (LTO) J180 4 Alternator with Isolated Ground\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThe ARCO Zeus 24v 4kW LTO alternator turns on at lower RPMs, runs cooler, and provides more power than older designs that are larger and heavier. This alternator continuously generates over 1.4kW (51 Amps) at just under 1,500 RPM and almost 2.4kW (87 Amps) at 2,000 Alternator RPM. Put in real-world terms, a marine diesel engine idling at 750 RPM with a 2:1 pulley ratio is generating over 1.5kW (55 Amps), and a Mercedes Sprinter at 750 RPM with a 3.21:1 ratio is generating over 2.5kW (91 Amps)!\u003c\/p\u003e\u003cp\u003eThe ARCO Zeus 24v 4kW alternator turns on at lower RPMs, runs cooler, and provides more power than older designs that are larger and heavier. The newest generation of 24V performance has arrived.\u003c\/p\u003e\u003cp\u003eCompetitors 24V alternators utilize a 12V rotor and field current which is less efficient and limits output at all RPMs. ARCO utilizes a native 24V rotor and field current. This results in our 24V alternator running cooler than competitors 24V alternators, having a direct impact on the alternator lifespan.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\u003cul style='box-sizing: border-box; border: 0px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-variant-numeric: inherit; font-variant-east-asian: inherit; font-variant-alternates: inherit; font-variant-position: inherit; font-variant-emoji: inherit; font-weight: 400; font-stretch: inherit; font-size: 14px; line-height: inherit; font-family: -apple-system, BlinkMacSystemFont, \"Segoe UI\", Roboto, \"Helvetica Neue\", Arial, sans-serif, \"Apple Color Emoji\", \"Segoe UI Emoji\", \"Segoe UI Symbol\"; font-optical-sizing: inherit; font-size-adjust: inherit; font-kerning: inherit; font-feature-settings: inherit; font-variation-settings: inherit; margin: 0px; padding: 0px; vertical-align: baseline; list-style: inside disc; color: rgb(33, 37, 41); letter-spacing: normal; orphans: 2; text-align: left; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial; background-color: rgb(255, 255, 255);'\u003e\n\u003cli style=\"box-sizing: border-box; border: 0px; font: inherit; margin: 15px 0px; padding: 0px; vertical-align: baseline; display: list-item; list-style-type: disc;\"\u003eEngineered for high energy production.\u003c\/li\u003e\n\u003cli style=\"box-sizing: border-box; border: 0px; font: inherit; margin: 15px 0px; padding: 0px; vertical-align: baseline; display: list-item; list-style-type: disc;\"\u003eSuitable for marine, RV, military, and commercial applications.\u003c\/li\u003e\n\u003cli style=\"box-sizing: border-box; border: 0px; font: inherit; margin: 15px 0px; padding: 0px; vertical-align: baseline; display: list-item; list-style-type: disc;\"\u003eRapidly charges large battery banks.\u003c\/li\u003e\n\u003cli style=\"box-sizing: border-box; border: 0px; font: inherit; margin: 15px 0px; padding: 0px; vertical-align: baseline; display: list-item; list-style-type: disc;\"\u003eCoolest operating temperatures for increased performance:\u003c\/li\u003e\n\u003cli style=\"box-sizing: border-box; border: 0px; font: inherit; margin: 15px 0px; padding: 0px; vertical-align: baseline; display: list-item; list-style-type: disc;\"\u003eHeat shedding coatings\u003c\/li\u003e\n\u003cli style=\"box-sizing: border-box; border: 0px; font: inherit; margin: 15px 0px; padding: 0px; vertical-align: baseline; display: list-item; list-style-type: disc;\"\u003eRectifier located on housing exterior\u003c\/li\u003e\n\u003cli style=\"box-sizing: border-box; border: 0px; font: inherit; margin: 15px 0px; padding: 0px; vertical-align: baseline; display: list-item; list-style-type: disc;\"\u003eDual cooling fans\u003c\/li\u003e\n\u003cli style=\"box-sizing: border-box; border: 0px; font: inherit; margin: 15px 0px; padding: 0px; vertical-align: baseline; display: list-item; list-style-type: disc;\"\u003eOEM components\u003c\/li\u003e\n\u003cli style=\"box-sizing: border-box; border: 0px; font: inherit; margin: 15px 0px; padding: 0px; vertical-align: baseline; display: list-item; list-style-type: disc;\"\u003eOptimized for performance at cruising speeds.\u003c\/li\u003e\n\u003cli style=\"box-sizing: border-box; border: 0px; font: inherit; margin: 15px 0px; padding: 0px; vertical-align: baseline; display: list-item; list-style-type: disc;\"\u003eReduces the need for a generator by creating additional power with your engine.\u003c\/li\u003e\n\u003cli style=\"box-sizing: border-box; border: 0px; font: inherit; margin: 15px 0px; padding: 0px; vertical-align: baseline; display: list-item; list-style-type: disc;\"\u003eUnleash peak performance with E-Coat\/Cerakote, keeping the high amp alternator cooler for sustained amperage output.\u003c\/li\u003e\n\u003cli style=\"box-sizing: border-box; border: 0px; font: inherit; margin: 15px 0px; padding: 0px; vertical-align: baseline; display: list-item; list-style-type: disc;\"\u003eFor maximum performance or lithium battery charging, use the ARCO Zeus Bluetooth Alternator Regulator.\u003c\/li\u003e\n\u003cli style=\"box-sizing: border-box; border: 0px; font: inherit; margin: 15px 0px; padding: 0px; vertical-align: baseline; display: list-item; list-style-type: disc;\"\u003eSAE J1171 Certified.\u003c\/li\u003e\n\u003cli style=\"box-sizing: border-box; border: 0px; font: inherit; margin: 15px 0px; padding: 0px; vertical-align: baseline; display: list-item; list-style-type: disc;\"\u003eProudly made in the U.S.A.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eTechnical Specifications:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eVoltage - 24v\u003c\/li\u003e\n\u003cli\u003eField Type - P\u003c\/li\u003e\n\u003cli\u003eRotor Poles - 16\u003c\/li\u003e\n\u003cli\u003eStator Size - 138mm\u003c\/li\u003e\n\u003cli\u003eFrame Size - Large\u003c\/li\u003e\n\u003cli\u003eWeight - 15.89lbs\/7.2kg\u003c\/li\u003e\n\u003cli\u003eRegulation - External Only\u003c\/li\u003e\n\u003cli\u003eFinish - (Black) E-coating\u003c\/li\u003e\n\u003cli\u003eCut-In RPM - 1,072 Alternator RPM\u003c\/li\u003e\n\u003cli\u003eMaximum Alt RPM - 19,000\u003c\/li\u003e\n\u003cli\u003eBattery Post - M8 Thread Post, Side Mount\u003c\/li\u003e\n\u003cli\u003eStandard Pulley - 49K6 (6-groove, 49mm)\u003c\/li\u003e\n\u003cli\u003ePulley Mount - 17mm diameter shaft, 25mm long, threaded M17 x 1.5\u003c\/li\u003e\n\u003cli\u003ePulley Hardware - M17 x 1.5 x 24mm nut, w\/ 18mm ID x 29mm OD washer (Included)\u003c\/li\u003e\n\u003cli\u003eDiodes - 6 positive, 6 negative, 50A Rated, Avalanche\u003c\/li\u003e\n\u003cli\u003eMax Output (Cold, 9,000 RPM) at 27.5v - 144 Amps - 3,960 Watts  5.7Kw PTO\u003c\/li\u003e\n\u003cli\u003eSustained Cruising Output (Hot, 6,000 RPM) at 27.5v - 130 Amps - 3,575 Watts  5.1Kw PTO\u003c\/li\u003e\n\u003cli\u003eSustained Idle Output (Hot, 3,000 RPM) at 27.5v - 108 Amps - 2,970 Watts  4.2kW PTO\u003c\/li\u003e\n\u003cli\u003eMax Continuous Operating Temperature - 100C \/ 212F\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eMounting Application:\u003c\/strong\u003e\u003c\/p\u003e\u003cul style='box-sizing: border-box; border: 0px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-variant-numeric: inherit; font-variant-east-asian: inherit; font-variant-alternates: inherit; font-variant-position: inherit; font-variant-emoji: inherit; font-weight: 400; font-stretch: inherit; font-size: 14px; line-height: inherit; font-family: -apple-system, BlinkMacSystemFont, \"Segoe UI\", Roboto, \"Helvetica Neue\", Arial, sans-serif, \"Apple Color Emoji\", \"Segoe UI Emoji\", \"Segoe UI Symbol\"; font-optical-sizing: inherit; font-size-adjust: inherit; font-kerning: inherit; font-feature-settings: inherit; font-variation-settings: inherit; margin: 0px; padding: 0px; vertical-align: baseline; list-style: inside disc; color: rgb(33, 37, 41); letter-spacing: normal; orphans: 2; text-align: left; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial; background-color: rgb(255, 255, 255);'\u003e\u003cli\u003eReplaces most Volvo Penta alternators using a 4 J180 saddle-style mount.\u003c\/li\u003e\u003c\/ul\u003e \u003c!--- cis2:m2lumZRk ---\u003e\n\u003cp\u003eThe ARCO Marine Zeus 24V 4kW Low Turn On (LTO) J180 Alternator is designed to deliver superior power output at lower RPMs, making it ideal for a variety of marine, RV, military, and commercial applications. Featuring a native 24V rotor and field current, this alternator operates cooler and more efficiently than traditional models that utilize a 12V rotor, significantly extending its lifespan. It can continuously generate over 1.4kW (51 Amps) at just under 1,500 RPM and nearly 2.4kW (87 Amps) at 2,000 RPM, providing reliable power even during idling conditions. For example, a marine diesel engine idling at 750 RPM with a 2:1 pulley ratio can produce over 1.5kW, while a Mercedes Sprinter at the same RPM with a 3.21:1 ratio can generate more than 2.5kW, demonstrating its robust performance in real-world scenarios. The design emphasizes durability and high energy production, making it suitable for charging large battery banks and supporting demanding power needs. The alternator features heat shedding coatings, dual cooling fans, and an external rectifier located on the housing exterior, ensuring optimal operating temperatures and enhanced performance. Its black E-coating finish provides additional protection against harsh environments. The unit is engineered with OEM components and includes a 49K6 pulley, M8 side mount post, and avalanche-rated diodes, ensuring high quality and reliability. Certified to SAE J1171 standards and proudly made in the USA, the ARCO Zeus 24V 4kW alternator is a high-performance solution for demanding power applications. It is compatible with most Volvo Penta alternators using a 4 J180 saddle-style mount, simplifying installation and integration into existing systems. With advanced cooling features and efficient operation, this alternator is engineered to maximize performance and longevity, making it a valuable asset for any power generation setup. Use with the ARCO Zeus Bluetooth Alternator Regulator for maximum performance or lithium battery charging, ensuring your power system operates at peak efficiency.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eEngineered for high energy production and efficiency\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eSuitable for marine, RV, military, and commercial applications\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eRapidly charges large battery banks and supports demanding power needs\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eRuns cooler due to heat shedding coatings and dual cooling fans\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eExternal rectifier located on housing exterior for improved heat dissipation\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eOEM components for durability and reliability\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eOptimized for cruising speeds and maximum performance\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eReduces engine load by generating additional power\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eHigh amperage output at low RPMs, ideal for idling engines\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eUnleashes peak performance with E-Coat\/Cerakote coating for sustained amperage output\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eCompatible with ARCO Zeus Bluetooth Alternator Regulator for enhanced control\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eSAE J1171 Certified for quality assurance\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eProudly manufactured in the USA\u003c\/li\u003e\u003c\/ul\u003e","brand":"ARCO Marine","offers":[{"title":"Default Title","offer_id":44431366422570,"sku":"107550","price":1427.8,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0692\/2285\/8794\/files\/107550XL.jpg?v=1780868291","url":"https:\/\/atticusgoods.com\/products\/arco-marine-zeus-24v-4kw-low-turn-on-lto-j180-alternator-with-isolated-ground","provider":"Atticus Goods","version":"1.0","type":"link"}