The Solarmax 30A solar charge controller is a PWM-based regulator designed to protect and manage battery charging in off-grid solar power systems. It regulates power from solar panels to prevent overcharging, deep discharge, overload, and short circuits, helping extend battery life and improve system reliability.

This controller supports automatic 12V and 24V system detection and features an LCD screen that displays charging status, battery level, load status, and system parameters. Dual USB ports provide convenient 5V output for charging small devices such as phones and power banks, making it ideal for home, lighting, and small solar installations.

KEY FEATURES

• 30A PWM solar charge controller

• Automatic 12V / 24V system recognition

• LCD display for real-time system monitoring

• Dual USB output ports for device charging

• Built-in protection against overcharge, over-discharge, overload, and short circuit

• Supports battery load output control

• Compact design with easy wall mounting

TECHNICAL SPECS (known only)

• Brand: Solarmax

• Rated charging current: 30A

• System voltage: 12V / 24V (auto detection)

• Controller type: PWM (Pulse Width Modulation)

• Display: LCD screen

• USB output: 5V

• Battery type support: Lead-acid batteries

• Protection functions:

  • Overcharge protection

  • Over-discharge protection

  • Overload protection

  • Short circuit protection

  • Reverse polarity protection

COMMON USES (when relevant)

• Home off-grid solar systems

• Solar lighting installations

• Small solar backup power setups

• Solar-powered CCTV and security systems

• Cabins, shops, and rural solar projects

PACKAGE INCLUDES

• Solarmax 30A Solar Charge Controller

• User manual