Compact 45 A PWM solar charge controller for 12/24 V battery systems, featuring an LCD display and dual USB output for device charging.

• Fully automated operation with auto 12/24 V selection; rated charge/discharge current: 45 A.
• Maximum solar panel input power: 640 W (12 V) / 1280 W (24 V); maximum solar panel input voltage: 50 V.
• Full system protection: reverse current at night, automatic cut-off to prevent over-charge, deep discharge protection, overheating, overload, short circuit and reverse polarity protection.
• Battery compatibility and capacity: suitable for a wide range of 12 V / 24 V battery capacities; multiple user-selectable charging programs for different battery types.
• PWM charging technology to improve charge acceptance, recover lost capacity and prolong battery life.
• Advanced monitoring: LCD display with multilevel menu and two multifunction buttons showing voltage, current, battery state of charge and battery temperature; energy statistics counter displays accumulated daily and monthly charge values.
• Rapid dual USB charging: two 5 V USB ports with a combined output of 2.4 A for fast charging of phones, tablets and MP3 players.
• Temperature sensor for automatic compensation: -3 mV/°C/2 V (at 25°C). Working temperature: -25°C to +55°C (-13°F to +131°F). Self-consumption: max. 9.2 mA (12 V). Size: 19.4 x 11.8 x 6.4 cm (7.6 x 4.6 x 2.5 in). Weight: 760 g (1.68 lb). Inbuilt temperature sensor, terminal mounting holes for ease of installation and 1 year manufacturer warranty.

Compatibility: suitable for solar panels with a combined power of up to 640 W (12 V) / 1280 W (24 V); consult your battery supplier for best matching battery capacity and charging program.