ARCO Marine Zeus A275L Transit Alternator with Regulator for Marine, RV, and Commercial Use

Zeus A275L Transit Alternator with Regulator

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

• It is 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 A275L cooler. This translates to more amperage for sustained periods.
• Use an ARCO Zeus Bluetooth alternator regulator for maximum performance or lithium battery charging.
• SAE J1171 Certified.
• Made in the U.S.A.

Technical Specifications:

• Voltage - 12v
• Field Type - P
• Rotor Poles - 16
• Stator Size - 138mm
• Frame Size - Large
• Weight - 14.9 lbs/6.7 kg
• Regulation - Internal/External (Internally regulated with adaptor for optional external regulation.)
• 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) - 311 Amps
• Sustained Cruising Output (Hot, 6,000 RPM) - 227 Amps
• Sustained Idle Output (Hot, 3,000 RPM) - 198 Amps
• Max Continuous Operating Temperature - 110C / 230F

Mounting Application:

• Replaces Ford Transit alternators 3.5L 3.7L Gas engines 2015-2022

The ARCO Marine Zeus A275L Transit Alternator offers the highest power output in its size class, making it ideal for demanding applications such as marine, RV, military, and commercial operations. Engineered for high energy production, this alternator rapidly charges large battery banks while maintaining optimal operating temperatures. Its advanced cooling system, which includes heat shedding coatings, dual cooling fans, and an external rectifier, ensures it runs 8 to 20% cooler than traditional alternators, enhancing overall performance and longevity. The use of OEM components and a Cerakote/E-coat finish further contribute to its durability and resistance to harsh environments.
Designed for performance at idle speeds, the A275L reduces reliance on separate generators by generating additional power directly from your engine. Its robust construction is complemented by features like a 16-pole rotor, a large stator, and a 14.1-volt regulation, ensuring consistent and high output even under heavy loads. The alternator's high maximum output of over 300 amps at cold RPMs and sustained hot RPM performance make it suitable for demanding power needs. Its internal/external regulation capabilities, along with compatibility with ARCO Zeus Bluetooth regulators and lithium batteries, provide versatile control options for maximum efficiency.
This alternator is built with high-quality materials, including avalanche-rated diodes rated at 50 amps and a threaded M8 battery post for secure connections. Its rugged frame size and lightweight design allow for straightforward installation on Ford Transit engines (3.5L and 3.7L gas engines from 2015-2022). The product is made in the USA and certified to SAE J1171 standards, ensuring reliability and compliance in various operational environments. Whether replacing an existing alternator or installing a new power system, the ARCO Marine Zeus A275L provides a high-performance, durable, and efficient solution for your power needs.

Features:

• Engineered for high energy production and rapid charging of large battery banks

• Optimal cooling system with heat shedding coatings, dual fans, and exterior rectifier for 8-20% cooler operation

• Designed for marine, RV, military, and commercial applications

• Performance optimized for idle speeds with high maximum output and sustained amperage

• Compatible with ARCO Zeus Bluetooth regulators and lithium batteries for enhanced control

• Constructed with OEM components and advanced coatings for durability and heat resistance

• Certified to SAE J1171 standards and made in the USA

• Replaces Ford Transit 3.5L and 3.7L gas engine alternators from 2015-2022