ARCO Marine Zeus A225S 1"-2" Alternator w/Terminal Block [4014]
SKU: 27189575085

ARCO Marine Zeus A225S 1"-2" Alternator w/Terminal Block [4014]

Sale price$345.51 Regular price$383.90
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Ships within 48 hours ยท Estimated delivery Jul 8 - Jul 13

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Description

ARCO Marine Zeus A225S 1"-2" Alternator w/Terminal Block [4014]Zeus A225S 1" 2" Alternator with Terminal Block The highest power output alternator in its size class. Features: Engineered for High Energy Production. Suitable for Marine, RV, Military, and Commercial applications. Rapidly charges large battery banks. Coolest operating temperatures for increased performance. Runs 8 20% cooler than incumbent alternators due to: Heat shedding coatings Rectifier located on housing exterior Dual cooling fans OEM

Zeus A225S 1"-2" Alternator with Terminal Block

The highest power output alternator in its size/class.ย 

Features:

  • Engineered for High Energy Production.
  • Suitable for Marine, RV, Military, and Commercial applications.
  • Rapidly charges large battery banks.
  • Coolest operating temperatures for increased performance. Runs 8 - 20% cooler than incumbent alternators due to:
  • Heat shedding coatings
  • Rectifier located on housing exterior
  • Dual cooling fans
  • OEM Components
  • Optimized for performance at idle speeds.
  • Reduces the need for a generator by creating additional power with your engine.
  • Unleash peak performance with E-Coat/Cerakote. Our advanced coating absorbs less heat, keeping the A225S cooler. This translates to more amperage for sustained periods.
  • For maximum performance or lithium battery charging, use an ARCO Zeus Bluetooth alternator regulator.
  • SAE J1171 Certified.
  • 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 - External Only
  • 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) - 254 Amps
  • Sustained Cruising Output (Hot, 6,000 RPM) - 187 Amps
  • Sustained Idle Output (Hot, 3,000 RPM) - 157 Amps

Mounting Application:

  • Replaces most domestic styles using a single 1 or 2โ€ mounting foot (e.g., Motorola, Prestolite).
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 27189575085

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4.7 โ˜…โ˜…โ˜…โ˜…โ˜…
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A
Verified Purchase
Amazon Customer
Lowell, US
โ˜…โ˜…โ˜…โ˜…โ˜… 5
very nice product
Style: Two Pieces
It fits perfectly. Easy to install.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 15, 2026
N
Verified Purchase
neelping
Fort Morgan, US
โ˜…โ˜…โ˜…โ˜…โ˜… 5
Good Product and Price.
Style: One Piece
Great filter, fits perfectly. Very close to OEM fit. I have 2015 Mercedes E350, fit perfectly.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 3, 2025
J
Verified Purchase
james r. burnite
Pawtucket, US
โ˜…โ˜…โ˜…โ˜…โ˜… 5
good name bosch ,works well
its a bosch it fits does not leak so its good in my opinion
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Reviewed in the United States on May 2, 2026
M
Verified Purchase
Matt D
Los Angeles, US
โ˜…โ˜…โ˜…โ˜…โ˜… 5
OEM quality
Great alternative to OEM, worked great on 18 outback 2.5. Should fit most 2.5/2.0 Subaru engines in various cars.
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Reviewed in the United States on May 12, 2026
L
Verified Purchase
LottieDah
Grantham, US
โ˜…โ˜…โ˜…โ˜…โ˜… 5
Pay attention for the model and make of your vehicle
Works perfectly.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 25, 2025

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