The Series UPT®-400 from EBG Resistors is a Power Resistor with Resistance 0.5 to 1000000 ohm, Tolerance ±5 to 10 %, Power Rating 4000 W, Voltage Rating 3500 to 5000 V, Temperature Operating Range -55 to 155 Degree C. Tags: Screw Mount. More details for Series UPT®-400 can be seen below.