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SKU: KDLONURU1O |  Mfg. Part: A225S-12-SF12-IE-49K6  | UPC: 695845616785  | 
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Arco Marine A225S-12-SF12-IE-49K6 Zeus A225S 1"-2" Alternator with Regulator

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Condition: New

$653.19  $881.81
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Product Overview

ARCO Marine Zeus A225S 1"-2" Alternator with Regulator

The ARCO Marine Zeus A225S is the highest power output alternator in its size and class, designed for maximum energy production and efficiency in demanding environments.

Key Features:

  • Engineered for High Energy Production.
  • Suitable for Marine, RV, Military, and Commercial applications.
  • Rapidly charges large battery banks.
  • Operates cooler than traditional alternators, utilizing innovative cooling features.
  • Includes heat shedding coatings and dual cooling fans for optimal performance.
  • Designed for OEM compatibility with high-quality components.
  • Optimized for performance at idle speeds while creating additional power.
  • Available with advanced E-Coat/Cerakote finishes to reduce heat absorption.
  • Bluetooth regulator optional for enhanced lithium battery management.
  • SAE J1171 Certified and proudly made in the U.S.A.

Technical Specifications

  • Voltage: 12v
  • Field Type: P
  • Rotor Poles: 16
  • Stator Size: 130mm
  • Frame Size: Small
  • Weight: 12lbs/6.7kg
  • Regulation: Internal/External
  • 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, with 18mm ID x 29mm OD washer
  • Diodes: 6 positive, 6 negative, 50A Rated, Avalanche
  • Max Output (Cold, 9,000 RPM): 254 Amps
  • Sustained Cruising Output (Hot, 6,000 RPM): 187 Amps
  • Sustained Idle Output (Hot, 3,000 RPM): 157 Amps

Product Details

  • Manufacturer:
  • Model Number:
  • UPC:
  • Condition:
  • Weight:
  • Dimensions:
  • Updated:
  • Added:
  • Country of Origin:
  • ARCO Marine
  • A225S-12-SF12-IE-49K6
  • 695845616785
  • New
  • 14 lbs
  • 10 X 10 X 10
  • Feb 19, 2026
  • Aug 20, 2024
  • UNITED STATES
Product Identifiers: Brand: Arco Marine • Part #: A225S-12-SF12-IE-49K6 • UPC: 695845616785 • Category: Consumer Electronics

Arco Marine A225S-12-SF12-IE-49K6 Zeus A225S 1"-2" Alternator with Regulator

Reviews for Arco Marine A225S-12-SF12-IE-49K6

$653.19