20A MPPT Solar Charge Controller - Auto 12V/24V

Overview

This efficient MPPT solar charge controller automatically adapts to 12V or 24V systems, providing reliable and protected charging for various deep-cycle batteries. With its compact design and durable aluminum housing, it offers excellent performance and safety features for your solar energy needs.

Benefits

• Simplify your setup with automatic voltage detection and easy-to-read status indicators.
• Enhance battery longevity and minimize replacements through optimized MPPT charging and preset battery types.
• Maximize energy generation and minimize losses, harnessing more power from your solar panels.
• Boost system safety and dependability with comprehensive electronic protections and efficient heat management.
• Enjoy remote monitoring and control via RS232 connectivity with the optional BT-1 Bluetooth module.

Features

• Automatic detection for 12V / 24V DC system voltages
• Compatibility with Sealed, Gel, Flooded, and Lithium deep-cycle batteries
• High-efficiency MPPT tracking with up to 99% efficiency and peak conversion rates of 98%
• Extensive electronic protections including reverse polarity, overcharge, overload, short circuit, and more
• Integrated LCD display alongside multiple LED indicators for system status and error notifications
• Load control features and ability to recharge over-discharged lithium batteries
• Sturdy die-cast aluminum housing for effective heat dissipation
• RS232 communication port for connection to BT-1 Bluetooth module

Specifications

• Nominal System Voltage: 12V / 24V auto recognition
• Rated Battery Current: 20 A
• Rated Load Current: 20 A
• Max. PV Input Short Current: 25 A
• Max. Battery Voltage: 32 V
• Max. Solar Input Voltage: 100 VDC
• Discharge Circuit Voltage Drop: ? 0.15 V
• Max. Photovoltaic System Input Power: 260 W (12V), 520 W (24V)
• Conversion Efficiency: ? 98%
• MPPT Tracking Efficiency: > 99%
• Operating Temperature: -35 °C to +45 °C
• Protection Degree: IP32
• Net Weight: 3.08 lb
• Overall Dimensions: 8.27 x 5.94 x 2.34 in