{"product_id":"arco-marine-zeus-24v-4kw-low-turn-on-lto-vortec-alternator-with-isolated-ground","title":"ARCO Marine Zeus 24V 4kW Low Turn On (LTO) Vortec Alternator with Isolated Ground - 4406","description":"\u003cp\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eZeus 24V 4kW Low Turn On (LTO) Vortec 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\u003e\n\u003cbr\u003e\u003cli\u003eEngineered for high energy production.\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eSuitable for marine, RV, military, and commercial applications.\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eRapidly charges large battery banks.\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eCoolest operating temperatures for increased performance:\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eHeat shedding coatings\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eRectifier located on housing exterior\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eDual cooling fans\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eOEM components\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eOptimized for performance at cruising speeds.\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eReduces the need for a generator by creating additional power with your engine.\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eUnleash peak performance with E-Coat\/Cerakote, keeping the high amp alternator cooler for sustained amperage output.\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eUse the ARCO Zeus Bluetooth Alternator Regulator for maximum performance or lithium battery charging.\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eSAE J1171 Certified.\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eProudly made in the U.S.A.\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eTechnical Specifications:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cbr\u003e\u003cli\u003eVoltage - 24v\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eField Type - P\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eRotor Poles - 16\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eStator Size - 138mm\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eFrame Size - Large\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eWeight - 15.89lbs\/7.2kg\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eRegulation - External Only\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eFinish - (Black) E-coating\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eCut-In RPM - 1,072 Alternator RPM\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eMaximum Alt RPM - 19,000\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eBattery Post - M8 Thread Post, Side Mount\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eStandard Pulley - 49K6 (6-groove, 49mm)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003ePulley Mount - 17mm diameter shaft, 25mm long, threaded M17 x 1.5\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003ePulley Hardware - M17 x 1.5 x 24mm nut, w\/ 18mm ID x 29mm OD washer (Included)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eDiodes - 6 positive, 6 negative, 50A Rated, Avalanche\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eMax Output (Cold, 9,000 RPM) at 27.5v - 144 Amps - 3,960 Watts  5.7Kw PTO\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eSustained Cruising Output (Hot, 6,000 RPM) at 27.5v - 130 Amps - 3,575 Watts  5.1Kw PTO\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eSustained Idle Output (Hot, 3,000 RPM) at 27.5v - 108 Amps - 2,970 Watts  4.2kW PTO\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eMax Continuous Operating Temperature - 100C \/ 212F\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eMounting Application:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eReplaces Mando-type alternators using Vortec\/GM pad mounting feet. (Found on many Mercruiser and Volvo Penta 3.0GLM, 3.0GLP, 4.3GXi, 5.7GiL, 5.7GXiL Marine Engines).\u003c\/li\u003e\u003c\/ul\u003e \n\u003cbr\u003e\u003cp\u003eThe ARCO Marine Zeus 24V 4kW Low Turn On (LTO) Vortec Alternator is designed for high-performance applications, delivering increased power output at lower RPMs while maintaining cooler operating temperatures. This model is ideal for marine, RV, military, and commercial use, providing reliable charging and power generation even at idle. Its advanced design features a native 24V rotor and field current, resulting in superior efficiency and longevity compared to competitors that utilize a 12V rotor system. This ensures the alternator runs cooler, extending its service life and reducing maintenance needs. With the ability to generate over 1.4kW (51 Amps) at just under 1,500 RPM and nearly 2.4kW (87 Amps) at 2,000 RPM, the Zeus alternator can handle demanding power requirements in various operational scenarios. For example, a marine diesel engine idling at 750 RPM can produce over 1.5kW, while a Mercedes Sprinter at the same RPM with a 3.21:1 pulley ratio can generate over 2.5kW, highlighting its efficiency and capacity in real-world conditions. The unit features heat shedding coatings, dual cooling fans, and an exterior-mounted rectifier for optimal thermal management, ensuring sustained high performance. It also includes OEM components and is optimized for cruising speeds, reducing the need for additional power sources and enhancing overall system efficiency. The alternator is equipped with an SAE J1171 certification and is proudly manufactured in the U.S.A., reflecting its quality and compliance with industry standards. Its robust construction includes a large frame size, a 16-pole rotor, and a 138mm stator, supporting high current outputs suitable for large battery banks and demanding electrical systems. The unit's design also incorporates an M8 threaded side-mount post, a standard 6-groove pulley, and comprehensive hardware for straightforward installation. Whether replacing Mando-type alternators or integrating into new systems, the ARCO Zeus alternator offers reliable, high-capacity power with advanced cooling and efficiency features to meet the needs of demanding applications.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eEngineered for high energy production with superior 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 for extended use\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eOperates cooler thanks to heat shedding coatings and dual cooling fans\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eRectifier located on housing exterior for improved thermal management\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eOptimized for performance at cruising speeds and idle conditions\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eReduces engine load by creating additional power, minimizing generator use\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eUnleashes peak performance with E-Coat\/Cerakote for sustained amperage output\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eCompatible with ARCO Bluetooth Alternator Regulator for maximum performance and lithium battery charging\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eSAE J1171 Certified for industry-standard safety and performance\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eMade in the U.S.A. with OEM components for durability and reliability\u003c\/li\u003e\u003c\/ul\u003e","brand":"Arco Marine","offers":[{"title":"Default Title","offer_id":49041390338356,"sku":"107553","price":1427.8,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0742\/0575\/7748\/files\/107553XL.jpg?v=1771071781","url":"https:\/\/bldmarine.com\/products\/arco-marine-zeus-24v-4kw-low-turn-on-lto-vortec-alternator-with-isolated-ground","provider":"BLDMarine","version":"1.0","type":"link"}