SKU: 51490530711

ARCO Marine Zeus A275L Vortec Alternator w/Regulator

Sale price$501.68 Regular price$557.42
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Ships within 48 hours · Estimated delivery Jul 26 - Jul 31

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Description

ARCO Marine Zeus A275L Vortec Alternator w/RegulatorZeus A275L Vortec Alternator with Regulator 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, and OEM

Zeus A275L Vortec Alternator with Regulator

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, and OEM Components.

  • It is 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 A275L cooler. This translates to more amperage for sustained periods.

  • Use an ARCO Zeus Bluetooth alternator regulator or lithium battery charging for maximum performance.

  • SAE J1171 Certified.

  • 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 Mando-type alternators using Vortec/GM pad mounting feet. (Found on many Mercruiser and Volvo Penta 3.0GLM, 3.0GLP, 4.3GXi, 5.7GiL, 5.7GXiL Marine Engines.) (GM Blocks)
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: 51490530711

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4.7 ★★★★★
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KL Nguyen
West Palm Beach, US
★★★★★ 5
Smells good and keeps hands soft and clean
Size: 50 Fl Oz (Pack of 1), Scent: Milk & Honey
Smells good and leave hands soft and clean. Good pricing for refilling soap dispensers.
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Reviewed in the United States on May 7, 2026
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Germanito .
Boise, US
★★★★★ 5
The Best "Stock Up and Save" Find on the Internet! ⭐⭐⭐⭐⭐
Size: 7.5 Fl Oz (Pack of 6), Scent: Fresh, Size: 7.5 Fl Oz (Pack of 6), Scent: Fresh
If you are tired of overpaying for fancy hand soaps that run out in a week, this Amazon Basics 6-pack of Liquid Hand Soap is the ultimate household hack. It’s simple, effective, and honestly, a total steal. Why this 6-pack is a total winner: The "Original Fresh" Scent: It’s exactly what you want in a hand soap—clean, light, and crisp. It’s not overpowering or flowery; it just smells like a freshly cleaned house. Gentle on Hands: I wash my hands a lot throughout the day, and this formula doesn’t leave my skin feeling dry or cracked. It lathers up perfectly and rinses off clean without that weird "filmy" feeling some cheap soaps have. The Perfect Size: The 7.5 fl oz bottles are the ideal "goldilocks" size. They fit on every sink—from the tiny powder room to the cluttered kitchen counter—without taking up too much space. Bulk Convenience: Buying the 6-pack means I’m not constantly adding soap to my grocery list. I keep one at every sink and have backups ready in the pantry. No more "emergency runs" to the store when a bottle runs dry! The Bottom Line: You don’t need to spend $5 a bottle for clean hands. This Amazon Basics soap does the job perfectly, smells great, and saves you a ton of money over time. It’s a boring purchase that makes life so much easier. Final Verdict: 10/10. Great lather, great scent, and even better price. I’m officially a convert!
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Reviewed in the United States on March 17, 2026
H
Verified Purchase
Hannah Bagley
Lowell, US
★★★★★ 5
Clean Ingredients. Love this fragrance! Clean, light and refreshing.
Scent: Rain Water, Size: 33 Fl Oz (Pack of 1), Scent: Rain Water, Size: 33 Fl Oz (Pack of 1)
I absolutely love this brand of hand soap. One of the biggest things that stands out to me is that it’s made with natural ingredients, which makes it feel like a much cleaner product compared to others I’ve used. The fragrances are all amazing, and I really like that they use essential oils instead of harsh synthetic scents. It smells great without being overwhelming. This fragrance is one of my favorites. I find myself coming back to it because of the light, clean & refreshing fragrance. It also lathers really nicely, and a little bit goes a long way, which makes it last longer than I expected. Overall, it feels high quality, gentle, and refreshing to use every day.
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Reviewed in the United States on May 14, 2026
M
Verified Purchase
MP
San Leandro, US
★★★★★ 5
Great Product
Scent: Rain Water, Size: 33 Fl Oz (Pack of 1)
I just picked up this Liquid Hand Soap Refill in the Rainwater scent, and I’m seriously obsessed. I finally decided to stop buying those small plastic pumps every two weeks and grab the big 33 oz bottle instead. The Scent is Everything: If you like things that smell "clean" but not like bleach or fake lemons, you need this. It’s super fresh and garden-inspired—it literally smells like a rainy morning. Eco-Friendly & Saves Money: This one jug refills my countertop bottle about 2.5 times. It’s way cheaper in the long run and cuts down on all that plastic waste. Actually Moisturizing: My hands usually get so dry from washing them a million times a day, but this has aloe vera and olive oil in it. It feels really soft and doesn't leave my skin feeling tight. Clean Ingredients: It’s 98% plant-derived and cruelty-free, so I feel a lot better about having it at the kitchen sink where the whole family uses it. Honestly, if you're looking for a small way to upgrade your kitchen or bathroom vibe, this is it. It makes a boring chore feel a little more like a spa moment!
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Reviewed in the United States on January 28, 2026
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Todd B
Omaha, US
★★★★★ 5
Like Mrs. Meyers Hand Soap
Scent: Basil, Size: 33 Fl Oz (Pack of 1)
Great hand soap and consistently re-purchase for use. Only downside has been the fluctuations in price. The fragrance is good and not over powering. Good at both greasy and non-greasy hand cleaning. Overall feels good on the skin!
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Reviewed in the United States on April 1, 2026

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