Description
ARCO Zeus 24V 4kW Vortec Alternator | Boat Supply Store
For vessels operating on 24V systems, particularly those with engines that run at lower RPMs, this ARCO Marine Zeus alternator provides a critical power solution without over-reliance on generators. It delivers a substantial 4kW output, with a sustained cruising amperage of 130A, ensuring ample power for onboard systems even during extended operation. Featuring a 16-pole rotor and advanced heat dissipation technologies, this unit maintains cooler operating temperatures for enhanced longevity and consistent performance. Its native 24V design and isolated ground ensure maximum efficiency and compatibility within demanding marine electrical architectures.
Key Features
- Superior Low-RPM Performance with 24V 4kW LTO design for efficient charging at lower engine speeds.
- Runs Cooler due to advanced heat shedding coatings, external rectifier, and dual cooling fans.
- Higher Sustained Power Output at cruising RPMs, providing 130A continuously.
- Increased Efficiency utilizing native 24V rotor and field current.
- Marine Certified with SAE J1171 compliance for safe operation in harsh environments.
- Corrosion Resistant E-Coat/Cerakote finish ensures sustained amperage output and durability.
- Optimized for Cruising speeds, delivering maximum performance when you need it most.
- Direct Replacement for Mando-type alternators on Vortec/GM engines with pad mounting.
Specifications
| Product Specifications | |
|---|---|
| Voltage | 24V |
| Max Output | 4kW |
| Max Cold Amperage | 144A |
| Sustained Cruising Amperage | 130A |
| Low Turn On (LTO) Design | Yes |
| Rotor Poles | 16-pole |
| Stator Diameter | 138mm |
| Frame Size | Large |
| Finish | E-Coat/Cerakote |
| Cut-In RPM | 1,072 RPM |
| Maximum Alternator RPM | 19,000 RPM |
| Regulation Type | External Regulator Required |
| Ground Type | Isolated Ground |
| Mounting Type | Vortec/GM Pad Mount |
| Certification | SAE J1171 Certified |
| Weight | 15.89 lbs / 7.2 kg |
Who This Is For
Marine, RV, military, and commercial users operating 24V systems requiring high-output and efficient alternators. Ideal for those with engines that run at lower RPMs or who wish to minimize generator use.
How It Compares
| Feature | ARCO Zeus 24V 4kW Vortec Alternator | ALTRN-24V-100A-GM |
|---|---|---|
| Max Output (Watts) | 5700W (4kW) | 3380W, 2400W |
| Sustained Cruising Output (Amps) | 130 Amps | 130 Amps, 100 Amps |
| Cut-In RPM (Alternator) | 1,072 RPM | null, null |
| Regulation Type | External Only | External, External |
| Mounting Type | Vortec/GM Pad Mount | Vortec/GM Pad Mount, GM Pad Mount |
| Weight | 15.89lbs/7.2kg | null, null |
Common Concerns Answered
What is the total installation cost considering the external regulator requirement?
While the ARCO Marine Zeus alternator requires an external regulator, adding to the initial investment, its superior efficiency and sustained output often lead to long-term savings by reducing generator run time and fuel consumption. The cost of the external regulator varies by model and features.
Is the higher price point justified compared to lower-output alternators?
Yes, the ARCO Marine Zeus offers a significant advantage in its 4kW power output and 130A sustained cruising amperage, coupled with superior low-RPM performance and cooler operation. This makes it a more robust and efficient solution for demanding 24V systems, justifying the investment for users requiring reliable, high-capacity charging.
How does the E-Coat/Cerakote finish benefit the alternator's performance?
The E-Coat/Cerakote finish is engineered to provide enhanced thermal dissipation, allowing the alternator to run cooler under heavy loads and maintain its maximum amperage output for longer durations. This protection also guards against environmental degradation, ensuring sustained performance in marine environments.
Frequently Asked Questions
What is the cut-in RPM for the ARCO Marine Zeus 24V 4kW LTO Vortec Alternator?
The ARCO Marine Zeus 24V 4kW LTO Vortec Alternator has a cut-in RPM of 1,072.
What is the maximum alternator RPM for this ARCO Zeus alternator?
The maximum alternator RPM for the ARCO Zeus is 19,000 RPM.
What is the sustained cruising output of the ARCO Marine Zeus 24V 4kW LTO Vortec Alternator?
The sustained cruising output is 130 Amps.
What engines is this ARCO Zeus alternator compatible with?
This ARCO Zeus alternator is designed to replace Mando-type alternators and is compatible with Vortec/GM engines utilizing pad mounting feet.
Does this alternator require an external regulator?
Yes, this alternator requires an external voltage regulator for proper operation and system management.
