EPF10K50SQI208-3 EPF10K50SQI208-3N EPF10K50SQI240 EPF10K50SQI240-1 EPF10K50SQI240-1N EPF10K50SQI240-1X EPF10K50SQI240-2 EPF10K50SQI240-2N EPF10K50SQI240-2X EPF10K50SQI240-3