The LR123WF250MT4E with 3W 0.025O Surface Mount Current Sensing Resistors ±1% SMD,6.35x3.18mm Current Sense Resistors/Shunt Resistors ROHS is an electronic part manufactured by Uniroyal. It is a surface mount current sensing resistor with 3 watts power dissipation, 0.025 Ohms resistance value, ±1% tolerance, 6.35 mm x 3.18 mm package size, and RoHS compliance. It is used in applications such as power converters, power supplies, battery management systems, and motor control systems to detect and measure current levels. This component is ideal for accurate current sensing applications and provides an economical solution for low current applications.