This is what I use to control my heater https://www.amazon.com/Lux-Automatic-Programmable-Thermostat-Compatible/dp/B000E7NYY8?th=1 you can easily program it for a day and night scheduled temperature. Just keep in mind that the temperature probe is at the point of the outlet, so it needs to be inside your grow tent.

try this instead. i used to use it at my old house where there was an ac without a thermostat built in. as long as you don’t have it turning off on and off super frequently, it shouldn’t harm the compressor.