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cowtown cowtown is offline
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Join Date: Sep 2002
Posts: 3,580
Yes, the red ones have an internal diode that prevents power surging back through the circuit. Look here for details:

The Special Red Relay...what's it protecting?
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Old 01-06-2004, 01:31 PM
  Pelican Parts Catalog | Tech Articles | Promos & Specials    Reply With Quote #3 (permalink)