ARCO Marine Zeus A275L N62 Alternator, 311A, 12V, SAE J1171, Made in USA

Experience superior power generation for demanding applications with the ARCO Marine Zeus A275L N62 Alternator. Engineered for high-energy production, this robust alternator rapidly charges large battery banks, making it ideal for marine, RV, military, and commercial uses. Proudly made in the U.S.A. and SAE J1171 Certified, it delivers reliable, high-performance operation in challenging environments. Upgrade your power system with ARCO Marine's proven reliability.

In the Box:

• ARCO Marine Zeus A275L N62 Alternator
• Clutch Pulley
• Terminal Block
• P-Type Harness
• Pulley Hardware (M17 x 1.5 x 24mm nut, w/ 18mm ID x 29mm OD washer)

Key Benefits & Specifications:

• Maximum Cold Output: Delivers an impressive 311 Amps at 9,000 RPM, ensuring peak charging power when you need it most.
• Sustained Idle Output: Provides 198 Amps at 3,000 RPM (hot), offering ample power for accessories even at low engine speeds.
• Sustained Cruising Output: Maintains 227 Amps at 6,000 RPM (hot) for consistent performance during extended operation.
• Advanced Thermal Management: Runs 8-20% cooler than comparable alternators due to heat-shedding coatings, an externally located rectifier, dual cooling fans, and OEM components, extending lifespan and maintaining performance.
• Durable Finish: Features a black Cerakote or E-coating finish that absorbs less heat, translating to more amperage for sustained periods.
• External Regulation Only: Designed to work exclusively with an external regulator, such as an ARCO Zeus Bluetooth alternator regulator, for precise control and maximum performance.
• Optimal Performance at Idle: Engineered to provide significant power output even at low engine RPMs, reducing reliance on a separate generator.
• Robust Construction: Weighs 14.9 lbs (6.7 kg) with a 138mm stator size, built for durability and demanding environments.
• Standard Pulley: Equipped with a 49K6 (6-groove, 49mm) pulley.

Compatibility & Pairings:

• Vehicle Compatibility: Ideal for Mercedes Sprinter 1999-2006 alternators, Mercedes Sprinter Factory dual alternator 2007-Up Replacement, and replaces Roadtrek Mercedes Dual alternators.
• Recommended Regulator: For maximum performance, pair with an ARCO Zeus Bluetooth alternator regulator, suitable for advanced battery charging systems including lithium.