The ST-1198B with tactile switches 3.7*3.7 RoHS is an electronics component manufactured by RI SHENG. This particular electronic part is a tactile switch with a square housing measuring 3.7 by 3.7 millimeters. This component is RoHS compliant, meaning it has been designed and manufactured in accordance with the RoHS standards for reduced hazardous materials. The ST-1198B is designed for use in a variety of electrical applications such as power, control, communications, and computing. It supports board-level interface and offers a bounce-free operation. Featuring excellent tactile, audible, and optical feedback, this switch is designed with a rugged construction for reliability and longevity.