SKU: 17098782828

ARCO Marine Zeus 24V 4kW Low Turn On (LTO) Vortec Alternator w/Isolated Ground

Sale price$642.51 Regular price$713.90
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Ships within 48 hours · Estimated delivery Jul 16 - Jul 21

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Description

ARCO Marine Zeus 24V 4kW Low Turn On (LTO) Vortec Alternator w/Isolated GroundZeus 24V 4kW Low Turn On (LTO) Vortec Alternator with Isolated Ground The 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

Zeus 24V 4kW Low Turn On (LTO) Vortec Alternator with Isolated Ground

The 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)!

The 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.

Competitors 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.

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 cruising 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 - 24v

  • 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 - 1,072 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, 50A Rated, Avalanche

  • Max Output (Cold, 9,000 RPM) at 27.5v - 144 Amps - 3,960 Watts 5.7Kw PTO

  • Sustained Cruising Output (Hot, 6,000 RPM) at 27.5v - 130 Amps - 3,575 Watts 5.1Kw PTO

  • Sustained Idle Output (Hot, 3,000 RPM) at 27.5v - 108 Amps - 2,970 Watts 4.2kW PTO

  • Max Continuous Operating Temperature - 100C / 212F

Mounting Application:

  • Replaces 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).
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: 17098782828

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4.4 ★★★★★
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TKane
Waukegan, US
★★★★★ 1
SENT USED
Size: 5 Wide Toddler, Color: Brown, Size: 5 Wide Toddler, Color: Brown
I’ve purchased many pair of STQ kid shoes and have been extremely happy with the product and after receiving these shoes, I am very disappointed! Received used…Placed in someone else’s packaging. The Bottom and front of shoes are black. Photos attached. I will be returning.
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Reviewed in the United States on April 20, 2026
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Shelley
Lowell, US
★★★★★ 5
Love these!
Size: 7 Wide Toddler, Color: White
So far these are amazing for my toddlers super wide feet. They are super comfy on the soles as well when you push down.
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Reviewed in the United States on March 12, 2026
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Stephanie DiGregorio
Charlottesville, US
★★★★★ 5
Great first pair of shoes
Size: 9-12 Months Infant, Color: Brooks Navy
Love love love! The cutest shoes and great reviews led me to purchase these as our first shoes. Nice leather upper material, super easy to put on, and soft/comfortable for my little guy.
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Reviewed in the United States on April 12, 2026
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Elizabeth Hills
San Leandro, US
★★★★★ 5
Love love love Robeez. Best soft soled shoes for baby/toddler just learning to walk.
Size: 12-18 Months Toddler, Color: Grey Leather
I can’t even tell you how much I love these shoes for my kids. My oldest son born 2018 had a pair of Robeez, the shark kind, and I’ve passed them down through all my boys until now- now somehow one of them has gone missing, still looking. So we got these for baby and oh my gosh Robeez has upped their game! The soles are still soft enough to be pliable but have some structure to them, they fit softly enough to accommodate round chubby feet but again have some structure, and they look adorable. The quality is really high and that’s so wonderful to see this day and age when so many things are produced cheaply. These are truly lovely. And they’re very handsome. My sweet boy wore them to a birthday party at the park and they were a hit. I love this brand so much, and these shoes are so cute. I wish I were having more kids to buy more cute pairs :)
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Reviewed in the United States on March 26, 2025
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Jennifer R.
Whiting, US
★★★★★ 5
The Perfect First Shoe! Worth the Price.
My little one was just starting the stand/learning to walk and we wanted something to protect his feet while we were out of the house. Since babies/toddlers grow out of their shoes so quickly, I tried desperately to find shoes that didn't cost more than $20. However, I tried about 6 different "cheaper" shoes, all different brands, and nothing would stay on my babies feet. I finally broke down and bought these shoes and they are perfect. I ended up wasting more money trying not to spend too much money on shoes that would be too small after a couple months. It would have been cheaper for me to just buy these shoes to start. Fit wise they are great. Super easy to put on. They stay on! I appreciate the rubber portion on the sole because it gave my little one more traction when he was learning to walk. They are light way and the sole is very flexible which is important for the proper development of their feet. I just wish they made larger sizes because I am going to have to start the hunt all over for the perfect shoe once he grows out of the biggest size that Robeez sells. Save yourself time and avoid wasting money on shoes that don't stay on. Just buy these shoes!
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Reviewed in the United States on November 28, 2023

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