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Kit of 6 insulation rings for Mastervolt Alpha Compact alternator
Ref : 48420242
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Alpha Pro III Charge Controller
Ref : 45513000
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Alternator temperature sensor 2 m cable
Ref : 41500400
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Learn more
Alternator accessories: ensuring reliable engine charging
Alternator accessories control, protect, and correctly connect the engine’s electrical output. They are essential when the installation must charge a battery bank more demanding than a standard starter battery, particularly with AGM, gel, or lithium batteries.
Charge regulation
An external regulator adjusts voltage and current to the battery type while better utilizing the alternator’s capacity. The Alpha Pro III charge regulator manages charging curves and integrates into installations where the alternator must operate more precisely and durably.
Alternator temperature
Temperature is critical during prolonged engine charging. The 2 m alternator temperature sensor cable allows the regulation system to monitor overheating and adjust charging when the alternator reaches its thermal limits.
Wiring and insulation
Connections must be clean, clear, and correctly sized to avoid losses or measurement errors. The Alpha Pro wiring kit simplifies regulator connection, while the 6-ring insulation kit for Alpha Compact alternator is used in setups requiring suitable mechanical isolation.
Pre-installation checks
Verify compatibility with the alternator, system voltage, battery type, cable cross-section, and sensor placement. To build a complete system, also consult the alternators, power production, batteries, storage, and battery monitors collections.

