Manual Transfer 30 AMP and 50 AMP KITS Switch Kits For Portable Generators 1 of 2 30 AMP Pre-wired 30 AMP Pre-wired Model 6294 Model 6408 30 AMP 50 AMP Model 6295 Model 6296 features Safe: Mechanically interlocked generator and utility breakers prevent dangerous backfeeding to avoid injuring utility line workers.