20 A 12 V/24 V AM MPPT Solar Charge Controller with Bluetooth Monitoring

Optimise your off-grid power setup with the Amptron AM 20 A MPPT Solar Charge Controller, designed for 12 V and 24 V battery systems. Ideal for caravans, RVs, boats, and remote solar applications across Australia, this controller features advanced MPPT technology to maximise energy harvest—offering up to 20% more efficiency compared to PWM controllers.

With built-in Bluetooth connectivity, it allows for wireless monitoring and configuration through a mobile app (Android/iOS). It supports a wide range of battery types including LiFePO₄, and features automatic voltage detection, temperature compensation, 300-day data logging, and robust electronic protection. A fan-free heatsink design ensures quiet operation and durability, even in high-temperature environments.

Key Features

• MPPT Technology – Ultra-fast tracking increases solar charging efficiency by up to 20%
• Built-in Bluetooth – Wireless monitoring and configuration via smartphone app
• Auto Voltage Detection – Automatically recognises 12 V or 24 V system voltage
• Wide Battery Compatibility – Supports LiFePO₄, AGM, Gel, Flooded and custom profiles
• Temperature Compensation – Adjusts charging based on battery temperature to prolong life
• 300-Day Data Logger – Records historical performance for analysis and troubleshooting
• LCD Display – Real-time status for voltage, current, battery state, and load conditions
• Advanced Protection Suite – Overload, reverse polarity, overcharge, overheating, and short-circuit protection
• RS485 Communication – MODBUS protocol for integration with other systems
• Fanless Heatsink Design – Quiet operation and extended service life

Specifications