Mastervolt Charge Mate Pro Lithium 90 Dual Battery Relay, 90A

Effectively manage and charge two separate battery banks from a single source with the Mastervolt Charge Mate Pro Lithium 90. This advanced electronic charge relay ensures efficient power distribution, intelligently prioritizing your main battery while safeguarding against a flat starter battery. Designed for reliability in demanding environments, its robust construction features IP65-rated electronics within a corrosion-resistant casing and aluminum heat sinks. Upgrade your power management system today for enhanced reliability and peace of mind in your marine or mobile applications.

Key Features & Benefits:

• Low Voltage Drop (Max 0.2V): Ensures efficient power transfer and minimizes energy loss through electronic charge coupling.
• Dual Battery Bank Charging: Efficiently charges two separate battery banks from a single source, isolating them during discharge to prevent a flat starter battery.
• Priority Charging: Intelligently prioritizes charging for your primary battery, while limiting the secondary charge current to 90A to protect your onboard electrical network.
• Automatic Voltage Detection: Seamlessly adapts to 12V or 24V battery systems for versatile application.
• Robust IP65 Protection: Features a corrosion-resistant casing with aluminum heat sinks, ensuring durability and reliability in harsh marine and mobile environments.
• Unidirectional Operation: Actively blocks return current under all circumstances, guaranteeing your primary battery remains charged.
• Broad Battery Compatibility: Suitable for Lithium Starter Batteries, as well as AGM, GEL, and Lithium Service Batteries.
• Optional Remote Switch Functions: Supports external control for On, Off, Auto, and Start Assist modes for added convenience.

Compatibility & Pairings:

• Ideal for leisure and professional marine and mobile applications.
• Compatible with various chargers and alternators, including large automotive alternators up to 180A.
• Can be used in parallel with a 225 Amp alternator for even higher power demands.