The USFS-3-370-30M-B2 from Caddock Electronics is a Power Resistor with Resistance 30000000 ohm, Tolerance ±0.10 %, Voltage Rating 3000 V, Temperature Operating Range -35 to 85 Degree C. Tags: Through Hole. More details for USFS-3-370-30M-B2 can be seen below.