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SKU: FUGSDUNS1S |  Mfg. Part: A275L-12-TR-IE-49K6  | UPC: 695845635397  | 
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Arco Marine A275L-12-TR-IE-49K6 Zeus A275L Transit Alternator & Regulator

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Condition: New

$764.69  $1,032.33
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Product Overview

ARCO Marine Zeus A275L Transit Alternator with Regulator

The Zeus A275L is the highest power output alternator in its class, designed for maximum energy production in various applications.

Key Features:

  • Engineered for high energy production.
  • Ideal for marine, RV, military, and commercial sectors.
  • Rapidly charges large battery banks with efficiency.
  • Operates at cooler temperatures, running 8 - 20% cooler than typical alternators due to:
  • Effective heat shedding coatings.
  • Externally mounted rectifier for enhanced cooling.
  • Dual cooling fans for improved performance.
  • Utilizes OEM components for reliability.
  • Optimized for performance at idle speeds, reducing the necessity for a generator.
  • Advanced E-Coat/Cerakote plating for less heat absorption, allowing for higher amperage.
  • Compatible with ARCO Zeus Bluetooth regulator for enhanced functionality and lithium battery charging.
  • SAE J1171 certified for marine safety standards.
  • Proudly 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 (adapter included)
  • 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 washer included
  • Diodes: 6 positive, 6 negative, 50A rated
  • 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 Ford Transit alternators 3.5L & 3.7L Gas engines 2015-2022

Product Details

  • Manufacturer:
  • Model Number:
  • ASIN:
  • UPC:
  • Condition:
  • Weight:
  • Dimensions:
  • Updated:
  • Added:
  • ARCO Marine
  • A275L-12-TR-IE-49K6
  • B0D3QR8GBZ
  • 695845635397
  • New
  • 16.5 lbs
  • 11 X 9 X 10
  • Feb 21, 2026
  • Jun 11, 2024
Product Identifiers: Brand: Arco Marine • Part #: A275L-12-TR-IE-49K6 • UPC: 695845635397 • ASIN: B0D3QR8GBZ

Arco Marine A275L-12-TR-IE-49K6 Zeus A275L Transit Alternator & Regulator

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

$764.69