Profile: Star Instruments Ltd manufactures pressure, temperature and flow instruments. We are an ISO 9001:2015 certified company. Our products include air movement instruments, digital thermometers, electronic instruments, engine indicators, flow sensors, flow/level switches, pressure calibrators, tachometers, temperature gauges and pressure indicators. Our flow switches are used for monitoring volume flows. Depending on requirements, these are available for various nominal widths and set-point ranges. Our flow switches are available in brass or stainless steel for robust industrial applications, or reinforced fiber glass plastic.