In summary, DC electronic loads are suitable for testing and characterizing a wide range of DC power sources such as power supplies, batteries, fuel cells, solar cells, and other power components. B&K Precision offers modular and stand-alone loads up to 5000W for these applications. Key specifications for DC electronic loads include voltage and current operating range, operating modes, accuracy, transient and list mode programming, slew rate, low voltage operation, remote interfaces, and protection functions.