Check the listing for details. Exfo FTB-300 Universal test system with FTB-7300 OTDR Module, FTB-3920. Condition: Used. Listed at 849.98 USD. EXFO FTB-300 Universal Test System, complemented by the FTB-7300 OTDR Module and FTB-3920. This robust equipment is designed to cater to a variety of testing needs, ensuring precision and reliability in your fiber optic diagnostics. The user-friendly interface and intuitive navigation make it a breeze to operate, while its durable build ensures longevity in the field.The system's compatibility with different fiber optic components allows for versatile use across various industries, whether it's for installation, maintenance, or repair. With EXFO's reputation for quality and innovation in the field of optical testing, this test system is a valuable addition to any technician's toolkit, simplifying complex tasks with ease.