The EXFO FOT-930 MaxTester I is a professional multifunction fiber-optic test instrument that combines optical power measurement, loss testing, optical return loss (ORL) analysis, and fiber length measurement in a single portable unit. Featuring EXFO’s FasTesT™ technology, it automatically measures loss, ORL, and fiber length in as little as 10 seconds. Designed for FTTH, PON, CATV, LAN, and WAN applications, the FOT-930 delivers fast, accurate, and reliable test results while simplifying field operations and reducing testing time.