# ARCO Marine Zeus A275L Transit Alternator w/Terminal Block [4032]

**Zeus A275L Transit Alternator with Terminal Block**

High Output / High Amperage Alternator: The Highest Power Output in Its Class.

**Features:**

-   Replace your noisy generator!
-   Engineered for high energy production.
-   Suitable for marine, RV, military, and commercial applications.
-   Rapidly charges large battery banks.
-   Coolest operating temperatures for increased performance:
-   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, keeping the A275L cooler for sustained amperage output
-   For maximum performance or lithium battery charging, use the ARCO Zeus Bluetooth Alternator Regulator
-   Mercedes requires the use of a clutch pulley on secondary alternators used on all Sprinter vans. For Mercedes Sprinter, please use our N62 with Clutch Pulley here
-   SAE J1171 Certified
-   Models are available with internal/external voltage regulators
-   Proudly made in the U.S.A.

**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 (IE) or External Only (EX)
-   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: 110°C / 230°F

**Mounting Application:**

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

## Details

- **Price:** 986.7 USD
- **Type:** Alternators
- **Tags:** Brand_ARCO Marine, Engine Parts & Service, Engine Parts & Service | Alternators, MRP

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 986.70 USD | In stock |

## Images

- ARCO Marine Zeus A275L Transit Alternator w/Terminal Block [4032] ARCO Marine
- ARCO Marine Zeus A275L Transit Alternator w/Terminal Block [4032] ARCO Marine
- ARCO Marine Zeus A275L Transit Alternator w/Terminal Block [4032] ARCO Marine
- ARCO Marine Zeus A275L Transit Alternator w/Terminal Block [4032] ARCO Marine

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> Source: [Besafe1st](https://besafe1st.com/products/arco-marine-zeus-a275l-transit-alternator-w-terminal-block)
> Updated: 2026-05-21