4403 - Arco Marine Zeus 24V 4kW Low Turn On Alternator | Aztek Computers
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SKU: K8JK143C9A |  Mfg. Part: 4403  | UPC: 634707386244  | 
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4403 - Arco Marine Zeus 24V 4kW Low Turn On Alternator

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$1,224.10  $1,652.54
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Product Overview

ARCO Marine Zeus 24V 4kW Low Turn On Alternator

The ARCO Marine Zeus 24V 4kW Low Turn On (LTO) alternator is designed for enhanced performance and efficiency. With the ability to generate over 1.4 kW (51 Amps) at just under 1,500 RPM and almost 2.4 kW (87 Amps) at 2,000 RPM, this alternator outperforms older, heavier models. Ideal for marine performance, it operates optimally with a marine diesel engine idling at 750 RPM, offering over 1.5 kW (55 Amps) power output.

This latest generation alternator runs cooler, thanks in part to its native 24V rotor and field current, which deliver improved efficiency compared to competitors that utilize 12V systems. The cooler operation translates to an extended lifespan and reliability.

With features designed for high energy production, the Zeus alternator is suitable for various applications, including marine, RV, military, and commercial uses.

Expert Overview

The ARCO Marine Zeus 24V 4kW Low Turn On (LTO) alternator, part number 4403, is engineered for efficient high energy production in demanding environments. This permanent magnetic alternator is designed to provide substantial power output at lower engine speeds, generating over 1.4 kW (51 Amps) at under 1,500 RPM and almost 2.4 kW (87 Amps) at 2,000 RPM. It is particularly suited for applications where a marine diesel engine idles at 750 RPM, delivering over 1.5 kW (55 Amps). The Zeus alternator's native 24V rotor and field current contribute to cooler operation and improved efficiency, which can lead to an extended lifespan compared to systems utilizing 12V. Its design features, including dual cooling fans and heat shedding coatings, support sustained performance. This unit is applicable for marine, RV, military, and commercial uses, offering a solution for rapidly charging large battery banks and potentially reducing reliance on a separate generator.

Technical Specifications

  • Engineered for efficient high energy production.
  • Rapidly charges large battery banks for enhanced performance.
  • Operates at cooler temperatures, increasing longevity.
  • Heat shedding coatings for optimal performance.
  • Exterior-mounted rectifier for easy maintenance.
  • Incorporates dual cooling fans to maintain efficiency.
  • OEM components ensure quality and reliability.
  • Optimized for performance at cruising speeds.
  • Reduces the need for a generator by producing additional power.
  • Supports peak performance with E-Coat/Cerakote finish.
  • Bluetooth compatibility for maximum performance or lithium battery charging.
  • SAE J1171 Certified for safety and quality.
  • Proudly made in the U.S.A.

Product Details

  • Manufacturer:
  • Model Number:
  • ASIN:
  • UPC:
  • Condition:
  • Weight:
  • Dimensions:
  • Updated:
  • Added:
  • ARCO Marine
  • 4403
  • B0GJFVJ2HD
  • 634707386244
  • New
  • 16.7 lbs
  • 10 X 9 X 9
  • Jul 21, 2026
  • Mar 06, 2025
Product Identifiers: Brand: Arco Marine • Part #: 4403 • UPC: 634707386244 • ASIN: B0GJFVJ2HD

Frequently Asked Questions

What is the primary benefit of the Low Turn On (LTO) design?

The LTO design allows the alternator to generate significant power at lower engine RPMs. For example, it can produce over 1.4 kW (51 Amps) at just under 1,500 RPM and over 1.5 kW (55 Amps) when a marine diesel engine is idling at 750 RPM.

What applications is the ARCO Marine Zeus alternator suitable for?

This alternator is designed for various applications requiring efficient high energy production, including marine, RV, military, and commercial uses. It is optimized for performance at cruising speeds and rapidly charges large battery banks.

How does this alternator manage heat and contribute to longevity?

The Zeus alternator operates cooler due to its native 24V rotor and field current, which improves efficiency. It also incorporates heat shedding coatings and dual cooling fans to maintain efficiency and extend its lifespan.

Does this alternator offer any advanced connectivity features?

Yes, the ARCO Marine Zeus alternator includes Bluetooth compatibility. This feature is intended for maximizing performance or for specific applications such as lithium battery charging.

4403 - Arco Marine Zeus 24V 4kW Low Turn On Alternator

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$1,224.10