WESPC Original DC102D Parallel Controller Auto Mains Utility Failure Detection Operation Voltage DC9V----36V Continuous Rotate speed sensor Frequency 1-10000Hz Working condition -30-70℃ Storage condition -40-85℃ MAX Accumulating Time 9999.9Hours(Min Store time:6min) Overall dimension 241mm*177mm*45mm Panel cutout 220mm*160mm Weight: 1Kg Summary This series controller is designed for manual/auto parallel systems generators. The controller allows automatic start/stop, data