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SKU: M9T8QSOS6P |  Mfg. Part: A275L-12-DF4-IE-49K6  | UPC: 695845877032  | 
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Arco Marine A275L-12-DF4-IE-49K6 Zeus A275L J-180 4" High-Performance Alternator

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Condition: New

$1,003.54  $1,354.78
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Product Overview

ARCO Marine Zeus A275L J-180 Alternator

Experience the pinnacle of power output with the Zeus A275L J-180, specifically designed for high energy production in marine and commercial applications.

Designed for Excellence:

  • Engineered for exceptional efficiency and energy generation.
  • Ideal for Marine, RV, Military, and Commercial uses.
  • Rapid charging capabilities for large battery banks.
  • Operates at cooler temperatures, enhancing performance and longevity:

   - Incorporates heat shedding coatings

   - Features exterior rectifier for optimal cooling

   - Equipped with dual cooling fans

   - Uses OEM components for reliability

  • Optimized for superior performance at idle speeds.
  • Reduces reliance on generators by generating additional power from the engine.
  • Advanced E-Coat/Cerakote finishes ensure less heat absorption and improved amperage output.
  • For maximum performance, consider using an ARCO Zeus Bluetooth alternator regulator.
  • SAE J1171 Certified.
  • Crafted 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: Cerakote or E-coating (Black)
  • 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 (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 Volvo Penta alternators using a 4" J180 saddle-style mount

Product Details

  • Manufacturer:
  • Model Number:
  • UPC:
  • Condition:
  • Weight:
  • Dimensions:
  • Updated:
  • Added:
  • ARCO Marine
  • A275L-12-DF4-IE-49K6
  • 695845877032
  • New
  • 16.55 lbs
  • 10 X 10 X 10
  • Feb 19, 2026
  • Jul 22, 2024
Product Identifiers: Brand: Arco Marine • Part #: A275L-12-DF4-IE-49K6 • UPC: 695845877032 • Category: Mixed Lot

Arco Marine A275L-12-DF4-IE-49K6 Zeus A275L J-180 4" High-Performance Alternator

Reviews for Arco Marine A275L-12-DF4-IE-49K6

$1,003.54