Alternator temperature sensor 2 m cable
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Available in stock
Technical specifications
Technical specifications
| Product type | Temperature sensor |
| Compatible alternator series | Alternators of all brands (via Mastervolt Alpha Pro regulator) |
| Nominal voltage | 12/24 |
| Connector type | Crimp-on terminals |
| Temperature sensor type | CTN (thermistor) |
| Regulator type | Alpha Pro |
| Regulator charging profiles | 3-steps+ |
| Mounting type | Screw-in |
| Cable cross-section (mm²) | 1.5 |
| Wire terminal type | Eye terminals |
| Temperature compensation | Oui |
| Marine-ready | Oui |
| Compatible models | Alpha Pro |
| Fly lead cable length | 2.0 |
| Regulator terminal functions | Temperature sensor input |
| Weight | 0.05 |
| Certifications | CE |
Detailed description
Detailed description
The Mastervolt alternator temperature sensor, part number 41500400, is an essential component for monitoring and protecting your marine charging system. Designed specifically to be used in conjunction with Mastervolt’s Alpha Pro charge regulator, it ensures optimal thermal management of your alternator, regardless of brand.
Advanced protection against overheating
This temperature sensor plays a critical role in preventing alternator overheating risks. When the Alpha Pro is paired with alternators from manufacturers other than Mastervolt, this sensor provides an additional layer of safety. It transmits real-time temperature data to the Alpha Pro regulator, enabling the latter to adjust the charging process to avoid thermal damage and extend equipment lifespan. This feature is particularly relevant for installations where thermal management is not natively integrated or sufficient on third-party alternators.
Integration and technical specifications
With its 2-meter cable, the Mastervolt alternator temperature sensor offers installation flexibility to adapt to various engine compartment configurations. While its primary function is to protect the alternator, it also contributes to optimizing charging efficiency by allowing the Alpha Pro regulator to operate under ideal thermal conditions. Compared to a complete absence of temperature monitoring, this sensor significantly enhances the reliability of your boat’s electrical power system. It represents a minimal investment for maximum protection of costlier components such as the alternator and batteries.
Expert opinion
Expert opinion
Pol CONIN
Digital Manager
« Essential thermal protection for third-party alternators »
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