voltage

I replaced two floodlight cameras with smart floodlight cameras. After replacing the second one on day 2, the first one stopped working that was replaced on day 1 (worked right before I turned power off). I swapped with a new one and even with the old floodlight and still not working. The...

I purchased an air purifier printed 110V. It has a power adapter of 100-240V. Can I use the air purifier with a power supply of 220-240V? Is the adapter also a converter or transformer? I’m really confused.

Hi guys, I recently bought a house with a well. Coming from a house on public water, the intricacies of well equipment are a new topic for me. I'm looking to buy a standby generator for my house during power outages, and I wanted to find out if my pump was 115 or 230 volt. First of all, the...

Ok I have a 1500sq home wired on a 200amp service. I have a garage wired with the main power outside ran constantly live to a 100 amp service 6 guage wire. There's a appartment above the garage. Was wired this way to prevent lights in my home from flickering etc. (I did not do this). it's worked...

I have a 1-1/2 hp submersible pump which stopped working. I have voltage to the pressure switch, but when I engage the switch the voltage drops to zero. I then have no voltage at either the switch or at the pump controller. There are only 2 wires running into the pressure switch and I read...