Bob B's find leads to an Amazon listing ($1 less) with copious reviews, umm= .. not all of them complimentary. Original quality is not always good.=20 Best regards, SP > On Jul 25, 2016, at 12:20 PM, Bob Blick wrote: >=20 > Even though it's being shipped from the US, it's probably a Chinese selle= r using an automatic translation from Alibaba. The seller may have said "re= d button" and it came out "orange tag". A customer from a different country= will see a description automatically translated into his language. >=20 > I bought some panel mount rotary encoders, the description was "Plum hand= le 20mm rotary encoder coding switch / EC11 / digital potentiometer with sw= itch five feet" >=20 > "Plum handle" appears to be their description of a splined split shaft. "= Five feet" is five terminals. >=20 > The compressor switch has four large ports that are shared and one small = pressure unload port. On the compressor I have, one of the large ports is u= nused and has a plug in it. The other ports are used for output, tank, and = gauge. >=20 > Friendly regards, Bob >=20 > ________________________________________ > From: piclist-bounces@mit.edu on behalf of BOB = > Sent: Monday, July 25, 2016 7:35 AM > To: Microcontroller discussion list - Public. > Subject: Re: [EE] Electric air compressor power switch >=20 > It looks like a good replacement. >=20 > hope fully it will work. >=20 > Not to be negative here but what raises a caution flag for me, What is > the orange tag all about? Hopefully just a name. >=20 > --=20 > http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive > View/change your membership options at > http://mailman.mit.edu/mailman/listinfo/piclist --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .