This is the third time I've ordered Wago nuts. I have all three (position 2, 3 and 5). I replaced all of the toggle switches in my house with a new Decora Leviton and matching dimmers from Costco. When I needed a plug I used them (most of them were used with dimmer switches as they had wired "pigtails" which required a plug to install. Leviton's wires just connected directly to the switches. I have them also used exclusively with my LED bulbs that I have replaced (I replaced the old bulb with a new LED) All of these connectors are required for installation I like that they don't twist the wire so it stays straight and in Can't break in the future. They can be reused if you need to reuse or replace the bracket. You don't need a new lever nut - just use the old one. They also have test points (just plug in the multimeter probe without removing the wires .