The 603B handheld battery capacity analyzer tests 6 and 12 volt sealed lead acid batteries with capacities up to 100 ampere hour (Ah). Test results include voltage, state of charge, and internal resistance. This analyzer also features a built-in USB port and internal memory to store battery information, test configuration, and measurement results for up to 50 batteries.

This analyzer is an ideal choice for testing sealed lead-acid batteries commonly used in intrusion detection, fire alarm, security camera, access control, industrial control, and other battery backup systems.