Arco 4019 Zeus A275l 3.15 Alternator Wisolated Ground Amp; Terminal Block
by ARCO Marine

Price:  $1171.35
MFG Part:  4019
UPC:  695845960956
Condition:  New

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High Output Zeus A275L J-180 12V Alternator with Terminal Block

This powerful alternator is designed for optimal performance in its size class, delivering exceptional charge capabilities.

Applications:

  • Marine, RV, Military, and Commercial uses.

Key Features:

  • Engineered for high energy output.
  • Fast charging for large battery banks.
  • Operating temperatures 8 - 20% cooler than standard alternators.
  • Includes heat shedding coatings and dual cooling fans for optimal performance.
  • Optimized for idle performance, reducing the need for a generator.
  • Supports peak performance with E-Coat/Cerakote technology.
  • SAE J1171 certified and proudly made in the U.S.A.

Specifications:

  • Voltage: 12V
  • Field Type: P
  • Rotor Poles: 16
  • Weight: 14.9 lbs / 6.7 kg
  • Output Voltage: 14.1V (Default)
  • Max Output: 311 Amps (Cold, 9,000 RPM)
  • Sustained Output: 227 Amps (Hot, 6,000 RPM)


$117135

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Specifications

  • High energy production specifically for marine applications.
  • Rapidly charges large battery banks.
  • Coolest operating temperatures for better performance.
  • Equipped with dual cooling fans.
  • Rectifier located on the housing exterior.
  • Optimized for performance at idle speeds.
  • Reduces the need for additional generators.
  • Compatible with Bluetooth Regulator for maximum efficiency.
  • SAE J1171 Certified for safety and reliability.
  • Multiple models available with internal or external voltage regulation.

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 J. Campbell

Nice Product

July 23, 2026

Works excellent. No more problems. You must buy this manufacturers product, not aftermarket.


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