Solar charge controller Victron BlueSolar MPPT 100/50, 100V input, 50A output

Victron BlueSolar MPPT 100/50 is a maximum power point tracking (MPPT) solar charge controller designed to optimize energy harvest from photovoltaic (PV) panels and deliver stable charging to 12V, 24V or 48V battery banks. The unit accepts PV input voltages up to 100V and supplies up to 50A of regulated charging current, combining precise MPPT tracking with battery charging algorithms and built-in protections to maintain battery health and improve system efficiency.

Advantages

The BlueSolar MPPT 100/50 increases energy yield from solar panels by continuously tracking the PV array’s maximum power point and adjusting charge parameters. It supports multiple battery voltages and applies intelligent charging profiles to prolong battery life. Integrated protections include over-voltage, overload, short-circuit and reverse polarity safeguards, while the controller’s efficiency minimizes losses during conversion. Compact design and standardized electrical connections facilitate installation in small commercial and residential PV systems.

Suitable for

• Off-grid and grid-tied solar systems requiring MPPT charge control
• 12V, 24V and 48V battery banks for homes, cabins or boats
• Medium-sized PV arrays where up to 50A charging is required

Key specifications

• Maximum PV input voltage: 100 V
• Maximum charge current: 50 A
• Supported battery systems: 12 V / 24 V / 48 V auto-detection
• MPPT tracking algorithm for improved energy harvest
• Built-in battery charging algorithms (bulk, absorption, float)
• Protections: over-voltage, overload, short circuit and reverse polarity
• High conversion efficiency to reduce energy loss

How to use

Install the BlueSolar MPPT 100/50 between the PV array and the battery bank following the manufacturer’s wiring guidelines, ensuring proper cable sizing and secure connections. Select the battery voltage setting that matches the system (12V, 24V or 48V); the controller supports automatic voltage detection in many configurations. After wiring, monitor the controller’s status indicators or connect to compatible monitoring interfaces to verify operation. Periodically inspect connections and the device for signs of wear, and follow battery manufacturer recommendations for charging parameters.

Recommendations

For optimal performance, match the PV array open-circuit voltage and operating voltage to the controller’s input limits and keep array wiring losses low by using appropriate cable sizes. Use recommended battery types and charging profiles, enable temperature compensation if available, and place the controller in a dry, ventilated location away from direct heat sources. Consult system documentation for parallel or series PV configurations and for safe maintenance procedures.