Answer
Apr 13, 2023 - 09:54 AM
Here are some recommendations based on the contactor size and diode current: For 70A-200A solenoid, use 1N4004 diode with 1A current. For 400A-550A solenoid, use 1N5408 diode with 3A current. For 600A or larger solenoid, use MR754 diode with 6A current.