Custom battery solutions for OTDR fiber optic testers and network testing equipment — compatible with EXFO, VIAVI, Yokogawa, Anritsu, and more. Customize chemistry, voltage, capacity, dimensions, connector, BMS, and labeling. Features high‑capacity Li‑ion and Li‑Polymer cells with intelligent BMS for reliable power in fiber optic cable testing, field network maintenance, FTTH installation, and telecom infrastructure. CE, RoHS, UN38.3 certified. OEM/ODM factory direct.

