GP501/15-20 brand manufacturers: Standex, Twicea stock, GP501/15-20 reference price.Standex. GP501/15-20 parameters, GP501/15-20 Datasheet PDF and pin diagram description download.You can use the GP501/15-20 Magnetic, Reed Switches, DSP Datesheet PDF, find GP501/15-20 pin diagram and circuit diagram and usage method of function,GP501/15-20 electronics tutorials.You can download from the Twicea.