The controller is only for off-grid solar system, especially in solar lighting system and protects the battery from being over charged by solar module and over discharged by the loads, the charging process has been optimized for long battery life and improved system performance, the comprehensive self-diagnostics and the electronic protection functions can prevent damaged from installation mistakes or system faults.

   Package:

  1 pcs 20A 12V/24V solar controller 

  1pcs user manual in english.