SKU: 81233320880

ARCO Marine Zeus 24V 4kW Low Turn On (LTO) 1"-2" Single Foot Alternator w/Isolated Ground [4405]

Sale price$642.51 Regular price$713.90
Save 10%

Pay in installments of $178.47 with ShopPay, AfterPay and Klarna

Shipping Estimate
USA
  • USA
  • CAN

Ships within 48 hours · Estimated delivery Aug 16 - Aug 21

Promo Codes Available:

For Your Every Summer RSVP, with Code: SUMMER15

Description

ARCO Marine Zeus 24V 4kW Low Turn On (LTO) 1"-2" Single Foot Alternator w/Isolated Ground [4405]Zeus 24V 4kW Low Turn On (LTO) 1" 2" Single Foot 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

Zeus 24V 4kW Low Turn On (LTO) 1"-2" Single Foot 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.

Competitor’s 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 competitor’s 24V alternators, having a direct impact onthe  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 - 100°C / 212°F

Mounting Application:

  • Replaces most domestic styles using a single 1” or 2” mounting foot (e.g., Motorola, Prestolite).

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: 81233320880

Discover Niche Categories That Outsell

Top-Converting Item to Boost Your Average Order

4.1 ★★★★★
Based on 5 reviews
Sort
Highest Rating
Newest First
Oldest First
Product Reviews
S
Verified Purchase
Stacy
Natrona Heights, US
★★★★★ 5
Umm…. Miss. Amazon Girl Ma’am Sir!
Shoes are cute and comfortable. But the next time the delivery person drop another package on my doorstep like they irritated or don’t wanna be at work. I promise you, they gon feel every connection! Hmphhhh!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 20, 2026
J
Verified Purchase
J. Barz
San Leandro, US
★★★★★ 5
Lovely Shoes
Size: 8.5, Color: Nude/Nubuck
These were a gift. I understand they are "slightly" wide at the toes but fit otherwise. The color & heel height were exactly as desired. She felt the traction was also very good. I look forward to seeing her wear them to her son's wedding!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 30, 2026
S
Verified Purchase
S. F. Rushing
Lowell, US
★★★★★ 5
Pretty in pink
Size: 7, Color: Pink, Size: 7, Color: Pink
Great shoe. Fits perfectly. I hope they're comfortable when I wear them.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 23, 2026
C
Verified Purchase
Cassie McLain
Bozeman, US
★★★★★ 5
Wedding Guest Shoe
Size: 6.5, Color: Silver/Glitter
True to size. Very true 6.5 in most all of my shoes. I thought the fit was great but after wearing for a little bit they are horrible. The glitter goes down a little too far on the back and rubs the heel. The sides of your toes will hurt after a little bit of wearing them. Super cute shoes and I toughed it out because they looked great but definitely not the most comfortable shoes.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 13, 2026
G
Verified Purchase
Gloria Chirila
Whiting, US
★★★★★ 4
These shoes are adorable but they run large
Size: 11, Color: Champagne
Dream Pairs Low Chunk Heel Size 11 Color These shoes are absolutely gorgeous. The beautiful champagne color shines so exquisitely in the light. They are very shiny and somewhat sparkly. They are definitely eye catching. Style These shoes are great looking, rather sharp. I appreciate the chunky heel design which goes with many outfits from dresses, pants, and jumpers. Size I usually wear a size 11 shoe, sometimes a 10.5 depending on how they run, but these run large in length. I could have easily bought a size 10 for the length of the shoe. My left foot is smaller than the right foot so usually the right foot fits more snug. I definitely still had room in the back for the right foot, but of course, even more room in the back for the left foot. In terms of the width, the toe strap very well accommodates wider toe boxes, as the straps fit properly right out of the box, but the arch of the shoe is a little narrow. Nothing too noticeable but the fit of the shoe is a little odd. Versatility I find that these shoes can be worn with many different styles and outfits, and can go with dressy or casual clothing. The variety of matching outfits is not limited. Comfort These shoes are very comfortable to wear and walk in. Overall, I recommend these shoes
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on July 14, 2025

recommand products