The Fluke BP290 Li-ion High-Capacity Rechargeable Battery Pack is designed for use with the 190 Series II/III ScopeMeter Test Tools, 120B Series ScopeMeter Test Tools, MDA-500 Series III Motor Drive Analyzers, 434-II/435-II Series Power Quality and Energy Analyzers, 437-II Series Power Quality Monitor and Energy Analyzers, and 438-II Series Power Quality Analyzer and Motor Analyzers. Compatible models include the 190-062(-III), 190-102(-III), 190-104(-III), 190-202(-III), 190-204(-III), 190-502(-III), 190-504(-III), 123B, 124B, 125B, MDA-510, MDA-550(-III), 434-II, 435-II, 437-II, and 438-II.

Users are provided with a standard capacity battery that includes a charge status indicator for quick and easy verification of the charge status while out in the field. The battery pack can be charged either within the instrument itself, or externally with the optional EBC290 External Charger (sold separately). For stations requiring longer battery operating time, the BP291 Li-ion High-Capacity Rechargeable Battery Pack (sold separately) offers a higher capacity of 4800 mAh.