The YTSC015A0702501B is a Surface Mount Device (SMD) tactile switch manufactured by DGBZ. It has a size of 4.5 x 4.5 x 7 mm and is an RoHS compliant device. It is mainly used for activating or controlling different electronic appliances. It consists of a moving section which is depressed by a user's finger or an automated tool to electrically connect two contacts which in turn control the other system. This switch is used for multiple purposes like using as one-way switch or as momentary switch, on/off switch, enabling a signal, control circuit etc. It can be used in computers, electronic testing equipment, automotive electronics, consumer electronics, etc. Furthermore, it is characterized by high reliability, good tactile feedback, low profile, and quick response.