Why are 12v. Sockets different sizes/
The 12 v. accessory socket on the Antenna amp. switch will only take some plugs. A lot of things will not fit. While the ones on the dash and in the coach take all. I suspect there is a good reason. ...
Forum Discussion
I've always considered it is a tight fit so the plug doesn't vibrate/bounce loose causing unnecessary service calls. Any typical 12vdc plug should fit although very tight.
