Established in 1968, HSI Sensing is an ISO 9001:2008-registered company that designs, develops, and manufactures reed switches, proximity sensors, and other sensing technologies. It provides custom and standard sensing solutions to industries including aerospace, agricultural, computer/electronic, construction, fluid processing, lawn/garden/turf, medical, military, security, and telecommunications. Specific applications in which HSI products are used include burglar alarms, commercial and military jet engines, commercial lawn mowers, defibrillators, hearing aids, pacemakers, space station/space shuttle functions, test, measurement and diagnostic equipment (TMDE), Vagus nerve stimulators, valve-position monitoring devices, wireless devices, etc. Customers include Fortune 500 companies as