Alternator Marine Inboard Sterndrive Mercruiser OMC Volvo 12V 55A Mando 817119
Alternator Marine Inboard Sterndrive Mercruiser OMC Volvo 12V 55A Mando 817119
SKU:400-46022
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Marine Inboard Alternator
Fits Mercruiser, OMC, Volvo & PCM (55 Amp)
Keep your vessel powered up with this high-quality **Marine Grade Alternator**. Designed to replace the common **Mando and Motorola style** alternators found on a wide variety of inboard and sterndrive engines, this unit is a direct fit for many **Mercruiser, OMC, Volvo Penta, and Pleasurecraft Marine (PCM)** applications.
This 55 Amp unit is built to withstand the harsh marine environment. It features an **Ignition Protected** design (SAE J1171) safe for use in gasoline engine compartments, and comes complete with a single groove pulley for easy installation.
Key Features
- ✔ Marine Grade: Ignition protected for safety.
- ✔ Direct Replacement: Fits Mando mount patterns.
- ✔ 55 Amp Output: Reliable charging power.
- ✔ Pulley Included: V1 Single Groove.
Technical Specs
| Voltage: | 12 Volts |
| Amperage: | 55 Amps |
| Regulator: | Internal (IR) |
| Fan Type: | External (EF) |
| Pulley: | 1-Groove V-Belt |
| SKU Reference: | 400-46022 |
Vehicle Fitment Guide
| Brand | Application | Replaces Type |
|---|---|---|
| Mercruiser | Inboard & Sterndrive | Mando / Motorola |
| Volvo Penta | Marine Gas Engines | Mando / Motorola |
| OMC | Cobra & King Cobra | Mando / Motorola |
| Pleasurecraft (PCM) | Inboard Engines | RA097006 |
| Industrial | Clark, Cushman | Various |
OEM Part Number Cross Reference
| Mando | AC155603, AC155604, AR150AA, M56750 |
| Mercury Marine | 817119, 817119-2, 98555, 12449, 19685 |
| Motorola | 8MR2039K, 8MR2036K, 10-256 |
| OMC | 3860769, 988247 |
| Sierra | 18-5957, 18-5951 |
Frequently Asked Questions
Is this alternator ignition protected?
Yes, this alternator is SAE J1171 Ignition Protected, making it safe for use in gasoline marine engine compartments.
Will it replace my 37 Amp alternator?
Yes, this 55 Amp unit is a compatible upgrade for older 37 Amp and 51 Amp Motorola/Mando units often found on older marine engines.
Does it use an external regulator?
No, this model has an **Internal Regulator (IR)**. It simplifies wiring compared to older external regulator systems.
Note: Please verify your existing alternator mounting style (spool/foot) before purchasing.
Fast shipping available across the UK and Europe.
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