Brand: ARCO Marine
ARCO Marine Zeus A225S J-180 3.15 in. Alternator with Terminal Block
ARCO Marine Zeus A225S J-180 3.15 in. Alternator with Terminal Block
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About this product
The ARCO Marine Zeus A225S is a high-output 12V alternator engineered for marine, RV, military, and commercial applications. Designed for efficient energy production, it features advanced heat-shedding coatings, dual cooling fans, and an externally mounted rectifier to maintain lower operating temperatures for sustained high-amperage output, including optimized performance at idle speeds.
Key Features:
- High power output, capable of 254A max output at 9,000 RPM
- Engineered with heat-shedding E-coat and Cerakote finish
- SAE J1171 certified
- Compatible with ARCO Zeus Bluetooth regulators for lithium battery charging
- Made in the U.S.A.
Technical Specifications:
- Voltage: 12V
- Field Type: P
- Regulation: External only
- Mounting Style: 3.15 in. J-180 saddle mount
- Weight: 12 lbs.
- Stator Size: 130mm
- Pulley: 49K6 6-groove, 49mm (includes M17 hardware)
- Operating Range: 1,061 to 19,000 RPM
- Battery Post: Side-mount M8 threaded post
This unit is designed to replace most small-case alternators using a 3.15 in. J-180 saddle mount, including many Yanmar applications. Please note that this alternator requires an external regulator.
Manuals & videos
- Secure checkout
- 21-day return requests
- Free standard shipping $100+
Product facts
- CT SKU
- CT-117907
- Model / MPN
- 4010
- UPC / GTIN
- 695845653315
- Package dimensions (H × W × L)
- 10" X 10" X 10"
- Package weight
- 13.9 lb
Specifications
- Type
- ARCO Marine Zeus A225S J-180 3.15" Alternator w/Terminal Blo
Fit-sensitive item: confirm measurements, model numbers, and manufacturer details before ordering. Tug & Tow does not guarantee universal compatibility from a product page alone.
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Shipping & returns
Shipping & returns
Request an eligible return within 21 calendar days after delivery. Every physical return requires written approval and an RMA number and must be shipped within five business days after the RMA is issued. The customer pays return shipping for an ordinary return. Tug & Tow provides prepaid return shipping for a verified damaged, defective, short, or incorrect shipment. We do not charge a restocking fee. See Shipping & Returns for eligibility, exclusions, and details.
Fit & compatibility
Fit & compatibility
Review the product title, description, images, dimensions, part numbers, and manufacturer details before purchase. For fit-sensitive items, confirm compatibility with your boat, RV, trailer, vehicle, or equipment.
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Need help choosing?
Send us the product link or SKU, plus details about your boat, RV, trailer, vehicle, or project. We will help you narrow down the right option when product fit is not obvious.
