The Teledyne 250A-5G is a type of high-power, high-voltage coaxial resistor used in a variety of applications including power resistors, motors, and electronics. It features five power terminals, a power rating of 250W, and a maximum operating temperature of 125°C. Its ternary alloy construction makes it ideal for high power applications, as it is able to carry high-currents without overheating. Suitable for both DC and AC applications, the 250A-5G is a reliable, high-performance power resistor.