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Arco Starting & Charging 4026 Zeus A275L High Output Marine Alternator with Clutch Pulley

Manufacturer

Arco Starting & Charging

<h3>Nearly Six Decades of Marine Electrical Excellence</h3><p>ARCO Starting & Charging has been the trusted name in marine electrical components for nearly 60 years, setting the gold standard for OEM-quality replacement parts. Operating from their Florida facility, ARCO manufactures, tests, and warehouses every component in the USA, ensuring rigorous quality control before any part leaves their 100,000-square-foot production center. What sets ARCO apart from competitors is their commitment to testing every unit beyond normal operating conditions, using state-of-the-art computerized assembly lines and automated digital load testers to verify performance specifications.</p><p>The company's dedication to proven dependability has earned them a reputation among marine mechanics, boat owners, and commercial operators who demand reliability in challenging saltwater environments. ARCO products consistently meet or exceed OEM specifications, backed by their comprehensive warranty program that demonstrates confidence in their manufacturing processes. Their engineering team comprises industry veterans with decades of experience in rotating electrical components, providing technical expertise that translates into innovative product solutions.</p><h3>Comprehensive Marine Starting & Charging Solutions</h3><p>ARCO's product lineup addresses every aspect of marine electrical systems. Their <a href="/7236-arco-starting-charging-tilttrim-motors-201071">tilt/trim motors</a> deliver precise control for outboard and stern drive positioning, featuring corrosion-resistant construction and reliable performance in harsh marine conditions. The company's <a href="/7236-arco-starting-charging-starters-inboard-201008">inboard starters</a> and <a href="/7236-arco-starting-charging-starters-outboard-201009">outboard starters</a> utilize high-performance permanent magnet gear reduction technology, ensuring powerful cranking even in cold-start situations. Whether you're maintaining a fishing boat, pleasure craft, or commercial vessel, ARCO's extensive application catalog covers major engine manufacturers including Mercury, Yamaha, Volvo Penta, MerCruiser, and OMC.</p><p>Beyond their traditional marine engine components, ARCO has expanded into high-energy charging solutions through their Zeus product line, which includes high-output alternators in 12V, 24V, and 48V configurations, along with Bluetooth-enabled voltage regulators. This innovation addresses the growing electrical demands of modern boats equipped with electronics, navigation systems, and house battery banks. ARCO's commitment to manufacturing in America means faster availability, with over six months of inventory typically in stock, and direct technical support from the engineers who design and build their products.</p>

Part Number

4026
05/28/2036 12:35 AM
Sale Price

$963.94

2 left at this price

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Usually delivered within 2 days

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No Hassle Returns

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Live-in-stock inventory

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Fitment guaranteed

Product Details

The Arco Zeus A275L N62 is a high-performance 12-volt marine alternator engineered to deliver the highest power output in its size class. Designed for demanding marine, RV, military, and commercial applications, this alternator rapidly charges large battery banks while operating at significantly cooler temperatures than conventional units.

Advanced Cooling Technology:

  • Runs 8-20% cooler than standard alternators through heat-shedding Cerakote or E-coat finish
  • Exterior-mounted rectifier for improved heat dissipation
  • Dual cooling fans for maximum airflow
  • Maximum continuous operating temperature of 230°F (110°C)

Exceptional Power Output:

  • 311 amps maximum output (cold, 9,000 RPM)
  • 227 amps sustained cruising output (hot, 6,000 RPM)
  • 198 amps sustained idle output (hot, 3,000 RPM)
  • Optimized for performance at idle speeds
  • Reduces or eliminates the need for a separate generator

Technical Specifications:

  • Voltage: 12V (14.1V output default)
  • Field Type: P-Type with external regulation only
  • 138mm stator size with 16 rotor poles
  • Cut-in speed: 1,061 alternator RPM
  • Maximum alternator RPM: 19,000
  • Weight: 14.9 lbs (6.7 kg)
  • Avalanche diodes: 6 positive, 6 negative, 50A rated

Mounting and Connections:

  • Standard 49K6 clutch pulley (6-groove, 49mm diameter)
  • 17mm diameter shaft, 25mm long, threaded M17 x 1.5
  • M8 thread battery post, side mount configuration
  • Includes terminal block and P-Type harness
  • Requires external regulator (ARCO Zeus Bluetooth regulator recommended)

Applications:

  • Mercedes Sprinter 1999-2006 alternator replacement
  • Mercedes Sprinter factory dual alternator 2007-Up replacement
  • Roadtrek Mercedes dual alternator replacement

SAE J1171 certified and proudly made in the USA, the Zeus A275L features premium OEM components and is compatible with lithium battery charging systems when paired with appropriate external regulation.

fast and easy

It came in a day later than I was expecting it. But overall, it was OK

Good

Great prices and fast shipping

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