PowerProbe part number PN005 switch to suit Power probe 1*, 2, 3 and 4\n\nThis is the user exchangeable switch, to tell if your probe has this fitted, look at where the switch is fiited into the casing and if you can see a \""slot\"" either side of the switch this is the one you want for direct replacement!\n* This switch is suitable for the earlier Power Probe units including the Power Probe 1, however please note that it will require self modification to the connectors and then soldering in to place within the Power Probe unit itself (only to be attempted by persons capable and confident of success as this modification will void the switches warranty)\n\nWe only supply genuine Power Probe parts!\n\nA full VAT invoice will be supplied.\n\nSee our PowerProbe section within our shop for more great products and spare parts\n\n