What is this round black thing?
I have gotten tired of going out of the TT, opening the battery box, and turning ON the Blue Sea Disconnect Switch whenever we are boondocking and want to watch a video, then going back to turn the sw...
Forum Discussion
wa8yxm wrote:
There is a different kind of diode that can be used on a latching relay.
Below a specific voltage it acts like a standard diode (One way valve) but if you exceed that voltage it turns into a pressure relief valve. So two of those (Back to back) would protect the switch on a magnatic latching relay.
A pair of Zener diodes, sometimes called a transzorb; often it's a single physical component rather than two separate diodes.
It could also be an RC network (at least in theory), or a varistor of some sort.
