Upgrade your marine vessel's electrical system with the ARCO Marine A275L-12-DF315-EX-49K6 Zeus A275L J-180 Alternator, featuring a robust 3.15" terminal block. Engineered for exceptional reliability and efficiency, this alternator ensures your boat's power supply remains steady and dependable even in demanding conditions.
Ideal for serious marine enthusiasts, the Zeus A275L combines cutting-edge technology with marine-grade durability to keep your adventures powered up and worry-free.
- Engineered for High Energy Production.
- Optimized for performance at idle speeds.
- Rapidly charges large battery banks.
- High-density, ultra-efficient stator winding produces maximum energy output.
- 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
- Unleash peak performance with E-Coat/ Cerakote. Our advanced coating dissipates heat, keeping the A275L cooler. This translates to more amperage for
sustained periods. - For maximum performance or lithium battery charging, use an ARCO Zeus Alternator Regulator.
- SAE J1171 Certified.
California Proposition 65: WARNING Cancer. www.P65Warnings.ca.gov
Specifications:
| Field Type | P |
| Rotor Poles | 16 |
| Stator Size | 138mm |
| Regulation | Internal/External (IE) or External Only (EX) |
| Output Voltage | 14.1V (default) |
| Cut-In Alt. RPM | 1,061 |
| Maximum Alt RPM | 19,000 |
| Battery Post | M8 Thread Post, Side Mount |
| Standard Pulley | 49K6 (6-groove, 49mm); 50mm Clutch Pulley (Optional) |
| 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) | 310 Amps |
| Sustained Cruising Output (Hot, 6,000 RPM) | 235 Amps |
| Sustained Idle Output (Hot, 3,000 RPM) | 198 Amps |
| Max Continuous Operating Temperature | 110°C/230°F |
| Housing | 3.15" J180 |
| Dimensions (LxWxH) | 6.8" x 8.5" x 5.6" |
