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relay control of 40A peak motor - beefcake?

 by lingon27 ¦  Fri May 11, 2018 10:12 am ¦  Forum: SparkFun Product Questions ¦  Topic: relay control of 40A peak motor - beefcake? ¦  Replies: 0 ¦  Views: 195

I am working on an automatic door opener/closer that uses: a car window motor 12v car battery 2 stop sensors (just mechanical switches) arduino uno r3 motor driver shield (old version DEV-09815) running 2 relays. The inrush current for when the motor starts is about 40A, steady state when moving is ...