The PEL-503-80-50 Electronic Load DC manufactured by GW INSTEK is a reliable, programmable and highly efficient load that can operate within 0 to 80V DC, with a maximum of 50A current, and up to 250W power capacity. The device is housed in a 205mm x 123mm x 477mm enclosure and designed for applications including testing, burn-in, aging, power supply evaluation, and safety testing. It features a Constant Power Mode, Constant Voltage Mode, Constant Resistance Mode, Constant Current Mode, and Constant Leakage Mode. It has user-friendly LCD keypad, and provides 64 sets of data storage. The load also provides overvoltage, overload protection, short-circuit protection, reverse polarity protection, temperature protection, and fan block protection for safe operation. It is suitable for researching, developing, product inspection, and production line testing requirements.