1.Used in motors,electric device,etc. 2.FOB Price:$0.2~$0.8 ... various motors,transforms,ballasts,battery packs,office electric device,house-using electric device,automotive motors.It is sensitive in action ... of thermal protector is controlled and checked by automatic device.This will get trust precision of temperature.3. Well ... and current.It is added to circuit in series. 17AM series thermal protector