Posted 3/12/2016 12:14 (#5171340 - in reply to #5170932) Subject: RE: John Deere 7800 3 point to implement switch
NESD
Either a whisker switch or a mercury switch mounted to the arm of the three point, I am not sure where we source the mercury switch assy but we have them at our store, have used them a couple times on a three point arm and has worked very well.