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PWM solar charge controller with a rated charge and discharge current of 40A, and a maximum PV voltage of 25V for 12V systems, 50V for 24V systems, and 100V for 48V systems. With multiple circuit protection: built-in near-charging protection, short-circuit protection, open-circuit protection, reverse connection protection and other multiple protections are self-recovery, do not damage the controller. Powering a remote cabin, a small home, or a larger off-grid system.
Installation Note
40A PWM Solar Charge Controller User Manual
Q1. What do the error codes on the controller display mean?
Error codes indicate various system faults such as over-temperature, short circuit, or overload. Refer to the user manual for specific error code meanings and follow the recommended actions. Ensure proper ventilation around the controller and check for any short circuits or overload conditions.
Q2. What should I do if the LCD display is blank or malfunctioning?
Inspect and secure all connections to the display, ensure the battery voltage is within the operational range of the controller, and contact customer support for repair or replacement if the display is damaged.