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A hard start kit helps a worn-out AC compressor gather enough power to start up faster A hard start kit on a single-stage air conditioner or a heat pump can reduce the strain on your system to start up by as much as 50%
Having a hard start kit can also prolong the life of your system, so we recommend it for every new single-stage air conditioner or heat pump. For older AC units, particularly those over 10 years old, a hard start kit might offer a short-term remedy, but it's often more practical to consider replacing the unit altogether due to declining efficiency and reliability. For example, if the light dims when your air conditioner starts, a kit may help reduce the dimming.
. A hard start kit makes kicking on a lot easier for your air conditioner An AC hard start kit works by using a start capacitor to give the AC's compressor an extra jolt of energy to start up
. A hard start kit can prolong the life of your AC unit if the compressor is the source of. After the compressor starts up, a relay removes the start capacitor from the circuit to prevent the capacitor and compressor motor from burning out.