SKU:
EX 46228082
€ 2.168,27
1-2 weeks delivery time
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+
The Mastervolt 46228082 – Alpha Compact 28/80 VP is a high-efficiency 24V alternator, delivering up to 85A at 6000 rpm, specifically designed for integration with Volvo Penta engines. Compact, lightweight, and optimized for continuous high-output charging, this alternator includes a standard multi-groove pulley (art. no. 48420170) and features integrated dual-fan cooling and temperature monitoring. It provides a plug-and-play solution for marine and industrial applications, especially when paired with the optional Alpha Pro III charge regulator.
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Mastervolt 46228082 – Alpha Compact 28/80 Volvo Penta Alternator (24V, 85A, Incl. Pulley 48420170)
The Mastervolt Alpha Compact 28/80 VP alternator offers high-efficiency charging in a compact form factor, specifically engineered for seamless integration with Volvo Penta marine engines. Its plug-and-play design, lightweight housing, and double internal fans make it ideal for demanding continuous use in energy storage systems. When used with the Alpha Pro III charge regulator (sold separately), it delivers optimized 3-step charging for all battery types, including Lithium Ion.
Main Features
- High-performance 24V alternator with 85A output at 6000 rpm
- Volvo Penta-specific mounting compatibility (VP version)
- Includes multi-groove pulley (product code 48420170)
- Lightweight design – up to 40% lighter than conventional models
- Up to 30% lower fuel consumption
- Compact dimensions – 25% smaller footprint
- Integrated temperature sensor with RJ12 connection
- Dual internal fans for efficient cooling
- Protected electronics and cabling
- Designed for marine, mobile, infrastructure, and industrial use
Applications
- Marine auxiliary charging systems
- Energy storage in mobile or off-grid setups
- Replacement or addition of second alternator (PTO)
General Specifications
Product Code 46228082 Voltage 24 V Nominal Current 85 A @ 6000 rpm, 25 °C Charge Current 45 A @ 1800 rpm, 25 °C Cut-in Speed 1400 rpm Maximum Speed 15,000 rpm Cooling Integrated dual fan Mounting Swivel arm Weight 6.9 kg / 15.2 lb Rotation Clockwise Galvanic Isolation Non-isolated Regulation Via optional Alpha Pro III (art. no. 45513000) Isolated Operation Yes, with optional bushings Pulley Included (multi-groove, art. no. 48420170) Power Take Off 4.8 kW / 6.4 hp Max Operating Temperature 120 °C / 248 °F
Electrical Connections
- Positive Output: 2x M8 studs
- W (RPM Signal): Isolated fast-on terminal
- Field Current: Mastervolt plug
- Temperature Sensor: Integrated, RJ12 connection
This Alpha Compact model ensures exceptional reliability and charging efficiency under continuous load, especially in high ambient temperature environments. Designed to meet the needs of professional marine operators and OEMs.
Documents
Alpha Compact 28_80 VP - User Manual Size: 2,7 Mb -
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