Does the MiniBoostPRO have an in-built solar controller? Setec Customer Support July 12, 2022 00:41 Yes, the MiniBoostPRO features a BMPRO-designed solar controller. Related articles Where do I install the MiniBoostPRO relay? Do I need an auto electrician to install this? I have a MiniBoostPRO and a BatteryPlus35. How do I connect solar? Do I need to connect the blue wire from the MiniBoostPRO if I already have an ignition switch relay in the Anderson plug in my car? Will the MiniBoostPRO work if I have several batteries installed in parallel? Does the MiniBoostPRO have a built-in solar regulator?