"Rob Turk" wrote in message
...
"Skrud" wrote in message
.. .
What is the correct type of diode (p/n) to put across a garden-variety
battery contactor to prevent the inductive spike?


Something like a 1N4004 (1A, 400V) should do just fine.

Yep that what's I thought.
But doesn't it depend on the size of garden?
KA