The RCWP0550R100FKWB1A from Vishay is a Power Resistor with Resistance 0.100 to 0.999 ohm, Tolerance ±1 to 10 %, Power Rating 0.125 W, Voltage Rating 0.354 V, Temperature Operating Range -65 to 155 Degree C. Tags: Surface Mount. More details for RCWP0550R100FKWB1A can be seen below.