ARCO Marine Zeus A275L 1-2 Single Foot Alternator w/Isolated Ground Regulator [4030]

Zeus A275L 1'-2' Single Foot Alternator with Isolated Ground and Regulator

It's the most powerful alternator in its size and class. It offers high - energy production, making it perfect for marine, RV, military, and commercial uses.

Features:

• Designed to generate a lot of energy.
• Versatile for various applications.
• Charges large battery banks quickly.
• Operates at low temperatures for better performance.
• Has heat - shedding coatings.
• The rectifier is on the housing exterior.
• Comes with dual cooling fans.
• Uses OEM components.
• Performs well at idle speeds.
• Creates extra power with your engine, reducing the need for a generator.
• With E - Coat/Cerakote, it stays cool for continuous high - amperage output.
• Pair it with the ARCO Zeus Bluetooth Alternator Regulator for top - notch performance or lithium battery charging.
• It's SAE J1171 Certified.
• Available with internal or external voltage regulators.
• Made in the U.S.A.

Technical Specifications:

• Voltage: 12v
• Field Type: P
• Rotor Poles: 16
• Stator Size: 138mm
• Frame Size: Large
• Weight: 14.9 lbs/6.7 kg
• Regulation: Internal/External (Internally regulated with adaptor for optional external regulation)
• Output Voltage: 14.1v (Default)
• Finish: (Black) Cerakote or E - coating
• Cut - In RPM: 1,061 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): 311 Amps
• Sustained Cruising Output (Hot, 6,000 RPM): 227 Amps
• Sustained Idle Output (Hot, 3,000 RPM): 198 Amps
• Max Continuous Operating Temperature: 110°C / 230°F

Mounting Application:

• Replaces most domestic styles with a single 1' or 2' mounting foot (e.g., Motorola, Prestolite). You need to upgrade from a standard single 'V' belt to a double 'V' belt or a Serpentine System

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Quick Guide (pdf)
Brochure (pdf)

Using the ARCO Marine Zeus A275L alternator is easy. First, make sure to upgrade your belt as required by the mounting application. Connect it to your engine properly, and it will start generating power to charge your battery banks. When using it, keep an eye on the operating temperature. If it gets close to the maximum continuous operating temperature of 110°C / 230°F, it's a good idea to give it a break. For maintenance, check the components regularly, especially the diodes and the pulley hardware. Make sure the heat - shedding coatings are in good condition to keep the alternator cool. If you want to get the most out of it, consider using the ARCO Zeus Bluetooth Alternator Regulator. And remember, this product is SAE J1171 Certified, so you can trust its quality.