Victron Energy 20 Amp PWM w/LCD 12/24 VDC (Blue Solar) Solar Charge Controller

The Victron Energy BlueSolar PWM LCD & USB 12/24V 20A Charge Controller is a dependable and easy-to-use PWM solar charge controller designed for small off-grid solar systems, RVs, boats, cabins, and remote power applications. Featuring an integrated LCD display, dual USB charging ports, automatic battery voltage detection, and programmable load control functions, this controller provides reliable battery charging and load management while helping protect batteries from over-discharge. Its compact design and simple operation make it an excellent solution for entry-level and cost-effective solar installations.

Victron Energy 20 Amp PWM w/LCD 12/24 VDC (Blue Solar) Solar Charge Controller Features

Integrated LCD Display - Real-time system monitoring. View battery voltage, charging status, load information, and controller settings directly from the built-in display.

20A PWM Charging Capacity - Reliable battery charging. Provides up to 20 amps of charge current for 12V and 24V battery systems.

Dual USB Charging Ports - Convenient device charging. Integrated USB outputs provide a combined 2A output for charging phones, tablets, and other USB-powered devices.

Automatic Battery Voltage Detection - Simple installation. Automatically detects and configures operation for either 12V or 24V battery systems.

Programmable Load Output - Advanced load management. Supports manual control, timer functions, and low-voltage disconnect protection for connected DC loads.

Battery Protection Functions - Helps extend battery life. Features low-voltage disconnect and reconnect settings to prevent excessive battery discharge.

Multiple Safety Protections - Reliable operation. Includes battery reverse polarity, output short circuit, overload, and over-temperature protection.

Compact Lightweight Design - Easy to install. Ideal for mobile, marine, and space-constrained solar applications.

Victron Energy 20 Amp PWM w/LCD 12/24 VDC (Blue Solar) Solar Charge Controller Applications

• RV and camper solar systems – Maintains batteries while traveling.
• Marine battery charging – Ideal for boats and small marine solar installations.
• Off-grid cabins – Provides dependable battery charging in remote locations.
• Tiny homes – Supports basic solar energy systems.
• Remote monitoring stations – Powers communications and monitoring equipment.
• Agricultural applications – Suitable for fencing, pumps, and remote equipment.
• Lighting systems – Controls solar-powered lighting installations.
• Portable solar kits – Excellent for compact and mobile solar applications.

What's Included?

• Victron Energy 20 Amp PWM w/LCD 12/24 VDC (Blue Solar), Solar Charge Controller
• User Manual

Warranty

• 5-Year Limited Manufacturer Warranty

Victron Energy 20 Amp PWM w/LCD 12/24 VDC (Blue Solar) Solar Charge Controller Specifications

General Specifications

Battery

USB

Enclosure

Standards

Frequently Asked Questions

What type of charge controller is this?

This model is a PWM (Pulse Width Modulation) solar charge controller designed for 12V and 24V battery systems.

Does it automatically detect battery voltage?

Yes. The controller automatically detects whether it is connected to a 12V or 24V battery bank.

Does it include USB charging ports?

Yes. Two USB outputs are built in and provide a combined output of up to 2 amps.

What does the LCD display show?

The LCD screen displays battery voltage, charging status, load status, and system settings for easy monitoring.

Can this controller protect my battery from over-discharge?

Yes. The controller includes programmable low-voltage disconnect and reconnect functions to help protect batteries.

What is the maximum charge current?

The BlueSolar PWM LCD & USB controller supports a maximum charging current of 20 amps.

Is this controller suitable for RV and marine use?

Yes. Its compact design, low power consumption, and integrated USB charging make it ideal for RVs, boats, cabins, and mobile solar applications.

What solar panel configurations are supported?

For 12V systems, use 36-cell solar panels. For 24V systems, use 72-cell panels or two 36-cell panels connected in series.

Manual

• Victron Energy 20 Amp PWM w/LCD 12/24 VDC (Blue Solar) Solar Charge Controller Manual
• Victron Energy 20 Amp PWM w/LCD 12/24 VDC (Blue Solar) Solar Charge Controller Datasheet