Contactor Pole Voltage for Packard C240B Review

I have been looking for a contactor to turn an electric water heater on and off depending on my electric company peak hours and it is holding up great after being switched on 4 times a day weekdays for 5 months , 616 cycles total / off! This is a durable, well-made product; I wouldn't be surprised if it lasts for many more years. I actually bought a second one to have my parents install and they are fine too. It has already saved me over $100 in months of use! Overall, this was an easy purchase

My air compressor is in a shed about 60 feet from my house so I don't need to hear it running. My air line burst in the middle of the night and the compressor ran for hours before I realized it. I used this relay to control the contacts on the compressor so that they are only active when the store's low voltage switch is on. I also installed a strip of red LEDs in the store that turn on when the compressor is pumping and turn off when it's full. If the LED strip stays on for too long I can go…

I used this to build a smart water heater timer/controller. I had an old mechanical water heater with a timer that broke down after years of reliable service. I wanted to add a smart controller but there doesn't seem to be one ready for that purpose. I decided to try one of these smart relay switches to control a contactor that controls power to the water heater. I installed a smart relay switch, 220V 40A contactor with 110V coil and terminal block in the same box that the old mechanical timer…