SKU: 12245074222

ARCO Marine Zeus A8000-48V 8kW 3.15 Alternator w/Isolated Ground (Common Rail) [4602]

Sale price$964.76 Regular price$1071.95
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Ships within 48 hours · Estimated delivery Jul 20 - Jul 25

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Description

ARCO Marine Zeus A8000-48V 8kW 3.15 Alternator w/Isolated Ground (Common Rail) [4602]Zeus A8000 48V 8kW 3. 15 Alternator with Isolated Ground (Common Rail) The ARCO Zeus A8000 48V alternator turns on at lower RPMs, runs cooler, and provides more power than other 48V alternators that are larger and heavier. This alternator continuously generates over 3kW (55 Amps) at 2,500 RPM and almost 6kW (111 Amps) at 4,000 Alternator RPM. Put in real world terms, a marine diesel engine charging at 1,200 RPM with a 3. 13: 1 pulley ratio is

Zeus A8000-48V 8kW 3.15 Alternator with Isolated Ground (Common Rail)

The ARCO Zeus A8000-48V alternator turns on at lower RPMs, runs cooler, and provides more power than other 48V alternators that are larger and heavier. This alternator continuously generates over 3kW (55 Amps) at 2,500 RPM and almost 6kW (111 Amps) at 4,000 Alternator RPM. Put in real-world terms, a marine diesel engine charging at 1,200 RPM with a 3.13:1 pulley ratio is generating just over 5kW (97 Amps), and a Mercedes Sprinter at 750 RPM with a 3.21:1 ratio is generating over 3kW (55 Amps)!

Instead of using rotors designed for 48 volts, many competitor alternators simply use their 12V rotors which is less efficient and limits output at all RPMs. In this scenario, your external smart regulator must drastically reduce field, by as much as 78%. If this is not done correctly, you run the risk of destroying the unit and damaging other components in your system. ARCO utilizes a native 48V rotor and field current. This results in our 48V alternator running cooler than competitor’s 48V alternators, having a direct impact on the alternator’s lifespan.

Features:

  • Engineered for high energy production.
  • Suitable for marine, RV, military, and commercial applications.
  • Rapidly charges large battery banks.
  • Coolest operating temperatures for increased performance:
  • Heat shedding coatings
  • Rectifier located on housing exterior
  • Dual cooling fans
  • OEM components
  • Optimized for performance at idle speeds.
  • Reduces the need for a generator by creating additional power with your engine.
  • Unleash peak performance with E-Coat/Cerakote, keeping the high amp alternator cooler for sustained amperage output.
  • Use the ARCO Zeus Bluetooth Alternator Regulator for maximum performance or lithium battery charging.
  • SAE J1171 Certified.
  • Proudly made in the U.S.A.

Technical Specifications:

  • Voltage - 48v
  • Field Type - P
  • Rotor Poles - 16
  • Stator Size - 138mm
  • Frame Size - Large
  • Weight - 15.89lbs/7.2kg
  • Regulation - External Only
  • Finish - (Black) E-coating
  • Cut-In RPM - 1,920 Alternator RPM
  • Maximum Alt RPM - 19,000
  • Battery Post - M8 Thread Post, Side Mount
  • Standard Pulley - 49K6 (6-groove, 49mm)
  • Pulley Mount - 17mm diameter shaft, 25mm long, threaded M17 x 1.5
  • Pulley Hardware - M17 x 1.5 x 24mm nut, w/ 18mm ID x 29mm OD washer (Included)
  • Diodes - 6 positive, 6 negative, 80A Rated, Avalanche
  • Max Output (Cold, 9,000 RPM) at 53.5v - 180 Amps - 9,360 Watts – 14.8 kW PTO
  • Sustained Cruising Output (Hot, 6,000 RPM) at 53.5v - 138 Amps - 7,383 Watts – 10.5 kW PTO
  • Sustained Idle Output (Hot, 2,500 RPM) at 53.5v - 78 Amps 4,173 Watts – 6kW PTO
  • Max Continuous Operating Temperature - 100°C / 212°F

Mounting Application:

  • Must Be Used on Yanmar Common Rail Engines Introduced after 2013 (JH-CR, 3JH40, 4JH45, 4JH57, 4JH80, 4JH110).

Quick Guide (pdf)
Brochure (pdf)
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 12245074222

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Verified Purchase
Natalia Arlashina
Chelsea, US
★★★★★ 5
beautiful and high-quality jewelry box
Amazing jewelry box of good quality. color - exactly as in the photo (mine is olive). High-quality interior decoration. Everything as in the seller's photo. Highly recommend.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 1, 2025
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Verified Purchase
Katie Roberts
Battle Creek, US
★★★★★ 5
Functional gift.
Used as an engraving project with our laser printer. Worked well, would make a great gift for bridesmaids etc.
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Reviewed in the United States on October 14, 2025
N
Nuby
Lexington, US
★★★★★ 5
Jewelry box that holds a lot.
Color: Pink, Size: 2 Layer
This jewelry box is so sturdy and holds A LOT of jewelry. Not only does it look gorgeous it’s actually functional and does its job ! I highly recommend.
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Reviewed in the United States on December 22, 2025
D
D.
Lake Worth, US
★★★★★ 4
Perfect if you're anything like me
Color: White, Size: 2 Layer
I have about 20 small jewelry boxes sitting in my closet, stacked up high, threatening to topple over any time I reach over them to grab something else. I don't know what's in those boxes, except that it's jewelry I purchased and liked well enough to keep so that I could wear it again. But since all of the pieces are closed up inside, I almost never wear them because I don't want to dig through all 20 boxes to find the 1 thing I want when I'm already almost late to wherever I'm going. If ANY of that sounds anything like you, you need this jewelry box. Is it the most premium thing you've ever seen? No, but does it have a lot of storage space for a pretty compact form factor and hold a ton of stuff? Yes, it totally does. And is the price super reasonable? Yes, it is. And if you kind of squint at it, and look through softer eyes, it doesn't really matter that yes, this is kind of cheaply constructed, and the dividers do move around a little bit because they're not anchored to the sides of the trays. I was able to consolidate all of those jewelry boxes down into this one box, and I no longer need to hold my breath when I try to grab something over the top of the pile because I was able to throw. them. all. out! The satisfaction of purging my own personal leaning tower of Pisa was worth the price alone. But onto the nitty gritty details: yes, the see-through part is acrylic and not glass. I'm okay with that because I don't need more breakable things sitting in my closet. Yes, the dividers aren't super stable. I'm okay with that because they work well enough and keep each piece where it belongs. Yes, it's pleather (aka "vegan leather"). I'm okay with that because I don't need cow hide to hold my jewelry to make it feel more precious, especially because most of my jewelry is pretty inexpensive stuff anyways. I don't notice any glaring cosmetic defects when looking at it, aside from the one very squiggly scratch in my acrylic top that doesn't bother me too much, but since it does mean that quality control may be a bit lacking, this gets a very solid 4 stars.
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Reviewed in the United States on November 5, 2025
J
Jocelyn Turner
Pawtucket, US
★★★★★ 5
Elegant Jewelry Box
Color: Pink, Size: 2 Layer, Color: Pink, Size: 2 Layer
Very stylish and elegant jewelry box suitable for your jewelry needs. I needed something for my extensive jewelry collection. I use this for my everyday jewelry, and it works perfectly. I chose the two-tier jewelry box, and I love how sturdy it is. You can put a lot in the box without it being overcrowded. The blush color gives it a soft look, but also the compartments on the inside are soft as well. It is of good quality and a value for what you get.
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Reviewed in the United States on November 2, 2025

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