ab CHF 13.90

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Note : This controller is only suitable for various lead-acid batteries (including openings, seals, gels, etc.), please do not use it to charge other batteries (including lithium batteries, nickel-metal hydride batteries, etc.) Descriptions: The LCD display keeps you informed of status and data. You can also easily switch modes and parameter configurations, and you can use the controller in different places such as home, industry, and business. Built-in over current protection, short circuit protection, reverse polarity protection, open circuit protection, automatic recovery, and no damage to the controller, providing reliable protection for your equipment. *The reverse order applies when deinstalling! *An improper sequence order can damage the controller! *All red color voltage X2 ,while using 24V system. *This solar controller is not waterproof ,please install it indoor or out of the rain There are optional 10A 20A 30A model: 10A: battery(12V):the max solar panel input is 25V 120W battery(24V):the max solar panel input is 50V 240W 20A: battery(12V, the max solar panel input is 25V 240W battery(24V, the max solar panel input is 50V 480W 30A battery(12V):the max solar panel input is 25V 360W battery(24V):the max solar panel input is 50V 720W 40A: battery(12V):the max solar panel input is 25V 520W battery(24V):the max solar panel input is 50V 1040W