![ARCO Marine Zeus A225S J-180 3.15" Alternator w/Terminal Block [4010]](http://automarineaccessories.com/cdn/shop/files/107331XL_{width}x.jpg?v=1736192078)
ARCO Marine Zeus A225S J-180 3.15" Alternator w/Terminal Block [4010]
Regular price $874.50 Sale price $767.80 Save $106.70/
            
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Zeus A225S J-180 3.15" 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 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 small case styles using a 3.15” J180 saddle style mount (e.g., Hitachi, Lucas, Mitsubishi) Most Yanmars.