Profile: Sperian Instrumentation specializes in personal protective equipments. We are an ISO 9001 certified company. Our product line includes gloves, eye and face, hearing & respiratory protection products. Our hearing protection product includes Leightning Hi-Visibility earmuffs. Our Leightning Hi-Visibility earmuffs provide workers with a total solution for both hearing protection and visibility at night and during the day. We also offer a full range of gas detection products including portable gas monitors, best-in-class docking stations and fixed gas detection systems. Our Biosystems NXP is a single fixed placement gas detection system that plugs into a standard wall outlet or can be wired into a controller power supply.