The BK Precision 8510 600W Programmable DC Electronic Load has a high degree of accuracy, great display resolution, and a wide operating range. The affordable, laboratory grade model 8510 Programmable DC Electronic Load is well suited for testing and evaluating a wide variety of DC power sources. This DC electronic load can operate in CC, CV, CR or CP mode while voltage/current or resistance/power values are measured and displayed in real time and is fully programmable via RS232 or optional USB interface. Extensive protection, including over temperature, over power, over voltage, over current and reverse polarity will help protect your valuable prototype. Its flexible oeprating modes and excellent measurement accuracy make this DC electronic load a great choice for characterizing DC power supplies, DC-DC converters, batteries, fuel cells and solar cells.