Part Number: 575231
Keep your charging system dependable with the Indmar 575231 230 Amp Alternator, a factory-spec replacement built for Indmar inboard engines. Designed to handle the electrical demands of modern towboats, this alternator delivers steady output for ballast pumps, stereo systems, navigation lighting, and other onboard accessories without sacrificing reliability.
With a strong 230-amp rating, it provides efficient battery recovery and consistent voltage, helping prevent dimming, slow cranking, or system interruptions during long days on the water. Its marine-grade construction is built to withstand heat, vibration, and moisture, making it a durable choice for high-performance applications.
The Indmar 575231 is commonly used on boats equipped with Indmar engine packages, especially those found in popular wake and ski models. Known fitments include:
- Supra SA, Supra SE, Supra SL, and Supra SR
- Moomba Mojo, Moomba Craz, Moomba Max, and Moomba Helix
- Malibu Wakesetter VLX and Malibu Wakesetter 22 LSV
- Axis A20 and Axis A22
- Select MasterCraft X2 models with Indmar engines
Fitment can vary depending on engine type and model year, so verifying compatibility by part number (575231) or engine configuration is recommended.
Key Features:
- 230 amp output for reliable charging under load
- Genuine Indmar OEM component for proper fit and performance
- Supports common onboard systems including ballast and audio
- Built for marine environments with durable internal components
- Direct replacement for many Indmar-powered towboats
If you’re replacing a worn alternator or maintaining your boat’s electrical system, this unit offers the performance and dependability needed to keep everything running smoothly.