Victron Energy BlueSolar PWM Charge Controller 12/24V 20A

The Victron Energy BlueSolar PWM Charge Controller is a reliable and efficient solar charge controller designed for 12V and 24V battery systems. With a maximum charge current of 20A, it is ideal for small to medium-sized solar installations, including RVs, boats, and off-grid systems. The controller features automatic system voltage detection and supports multiple battery types, including flooded, AGM, and gel batteries.

Advantages

This PWM charge controller offers robust protection features, including overload, short circuit, reverse polarity, and over-temperature protection. Its low self-consumption of less than 10mA ensures maximum energy efficiency. The multi-stage charge algorithm (Bulk, Absorption, Float) optimizes battery charging and extends battery life.

Suitable for

• Solar power systems in RVs, caravans, and boats
• Off-grid residential and remote power systems
• Backup power and emergency systems
• Small-scale renewable energy projects

Key specifications

• Charge controller type: PWM (Pulse Width Modulation)
• System voltage: 12V / 24V auto-select
• Maximum charge current: 20A
• Maximum PV open circuit voltage: 55V
• Maximum battery voltage: 32V
• Self-consumption: <10mA
• Load output current: 20A
• Battery types: Flooded, AGM, Gel
• Charge algorithm: Multi-stage (Bulk, Absorption, Float)
• Low voltage disconnect: Yes (automatic)
• Protection: Overload, short circuit, reverse polarity, over-temperature
• Temperature compensation: Yes (internal sensor)
• Operating temperature range: -20 to +50°C
• Enclosure protection rating: IP20
• Terminal size: 6 mm² / AWG10
• Grounding type: Positive common

Recommendations

For optimal performance, use with a compatible solar panel array that does not exceed the maximum PV voltage. Ensure proper ventilation and mounting in a dry location. This controller is an excellent choice for maintaining battery health in small to medium solar systems.