Profile: Hamlin, Inc. specializes in providing position, level & flow sensors, reed switches and relays. Our sensor products are designed to sense proximity, liquid level, liquid flow, speed, seat occupancy, rotational position and acceleration. We offer range of reed switches with differing mechanical and electrical characteristics. HE3300 SIL reed relay is ideally suited for security, telecoms, instrumentation, process control, industrial and automatic test equipment (ATE) applications.