Engineered for precision in fiber optic testing, this optical time-domain reflectometer (OTDR) from EXFO America operates at wavelengths of 1310 nm, 1550 nm, and 1625 nm, ensuring versatility for a variety of applications. Its swappable connector types, EA, APC, and SC, allow for adaptable and efficient connectivity across different setups, providing users with the flexibility to address diverse testing scenarios. The model FTBX-945-SM3, certified multi-standard, is designed to meet rigorous industry standards, making it an essential tool for splicing, testing, placing, and locating in fiber optic networks. This device combines advanced features with user-friendly operation, making it a reliable choice for professionals seeking accurate and consistent results in their testing initiatives.