It looks like a good replacement. hope fully it will work. Not to be negative here but what raises a caution flag for me, What is=20 the orange tag all about? Hopefully just a name. On 7/24/2016 5:34 PM, Bob Blick wrote: > Hi John, > > Here's an identical looking one with free shipping from the US for 7 doll= ars: > > http://www.ebay.com/itm/-/262508978795 > > It says 240 volts but I don't think it matters. > > I have an air compressor with a switch just like it, and another one that= has a lever. > > Cheerful regards, Bob > > ________________________________________ > From: piclist-bounces@mit.edu on behalf of John= Coppens > Sent: Saturday, July 23, 2016 9:50 AM > To: piclist@mit.edu > Subject: [EE] Electric air compressor power switch > > Hi all. > > I have one of those small 'home' air compressors (25l), and have > the power switch acting up. I was surprised that there seem to be only > a few models on the market (mine is similar or identical to the one > in the image attached). I was also surprised that so little information > could be found about the internal workings. > > The problem is that, on pushing the button to switch the compressor off, > the button returns by itself. I gather that this type of switch has > a discharge channel which unloads the air from the compressor to > provide for easier startup, and I suspect that the pressure in that > channel is pushing the button up again (and re-starting the motor). > I wonder what is responsible to keep the button down? I have the > impression that it's the button itself which has to be 'detained'. > > --=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 .