What is the minimum voltage DC required to operate the SMA Sunny Boy inverter? Posted by George M., Stellavolta on Nov 11th 2020 The SMA Sunny Boy inverters' minimum DC voltage is 100V , however it requires 125V to start up. SB3.0-1 SP-US-41 SB3.8-1 SP-US-41 SB5.0-1 SP-US-41 SB6.0-1 SP-US-41 SB7.0-1 SP-US-41 SB7.7-1 SP-US-41
