SKU: 85275625461

ARCO Marine Zeus A275L 3.15 Alternator w/Isolated Ground & Terminal Block

Sale price$501.68 Regular price$557.42
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  • USA
  • CAN

Ships within 48 hours · Estimated delivery Sep 9 - Sep 14

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Description

ARCO Marine Zeus A275L 3.15 Alternator w/Isolated Ground & Terminal BlockZeus A275L 3. 15 Alternator with Isolated Ground 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. Heat shedding coatings Rectifier located on housing exterior Dual cooling fans OEM components Optimized for performance at idle

Zeus A275L 3.15 Alternator with Isolated Ground 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.

  • 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, keeping the A275L cooler for sustained amperage output.

  • Use the ARCO Zeus Bluetooth Alternator Regulator for maximum performance or lithium battery charging.

  • SAE J1171 Certified.

  • Models available with internal/external voltage regulator.

  • 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 (Internally regulated with adaptor for optional external regulation.)

  • 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) - 311 Amps

  • Sustained Cruising Output (Hot, 6,000 RPM) - 227 Amps

  • Sustained Idle Output (Hot, 3,000 RPM) - 198 Amps

  • Max Continuous Operating Temperature - 110C / 230F

Mounting Application:

  • Replaces most small case styles using a 3.15 saddle style mount (e.g., Hitachi, Lucas, Mitsubishi). Most Yanmars. Requires Standard single V belt upgrading to a Serpentine System
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: 85275625461

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Candor McMufflekins
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★★★★★ 5
Fits good
Style: CA10165
we'll see how well it works, but the filter is the right size, seems made fine, and went in with no trouble.
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Reviewed in the United States on March 17, 2025
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Efrain
New York, US
★★★★★ 5
Great
Good quality and price. Perfect size fit. Easy to install
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Reviewed in the United States on May 29, 2026
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Kaya
Omaha, US
★★★★★ 5
Great Quality Filter and Perfect Fit for My 2022 CR-V
I bought this EPAuto air filter for my 2022 Honda CR-V 1.5L, and it couldn’t have been easier to install. It fits exactly like the original — snug and secure — and the whole process took under five minutes without any tools. Just open the air box, pull out the old filter, and drop this one in. The quality feels solid with a sturdy frame and well-made filter material. It’s not flimsy at all, and you can tell it’s built to last. After swapping it in, I noticed the engine felt a bit smoother, and there was a slight improvement in responsiveness, especially during acceleration. I’m also hoping it helps with fuel efficiency over time. Honestly, for the price and convenience, this is a no-brainer. It’s a simple upgrade you can do yourself that helps protect your engine and saves you money on dealership replacements. Highly recommended if you drive a newer CR-V like mine!
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Reviewed in the United States on July 24, 2025
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Tony
Alexandria, US
★★★★★ 5
Honda air filter
I am very happy with the air filter, it fitted perfectly in my Honda Civic.
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Reviewed in the United States on May 4, 2026
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J24KT
Dallas, US
★★★★★ 5
Size Does Matter
Product: Air Intake Filter Brand: EPAuto Positives: Super affordable and compact. Easy to remove and install, just loosen 4 screws and that’s it. Made with quality and durable material. The filter provides ideal airflow for the engine to function properly. Negatives: None. Overall Impression: I needed a replacement filter for my wife’s car and I didn’t want to spend a small fortune. This item was practically a steal at the list price. No need to spend more money, all the quality and longevity can be had with this filter. My wife drives her car almost every day and that means it gets a pretty good amount of use and lasts about 12 months until I decide to change them again. I would definitely recommend this product to others looking for a similar product.
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