The 25121WF100MT4E is a surface mount low resistance current sense resistor manufactured by Uniroyal. It has a resistance of 0.01 ohms and an accuracy of ±1%, making it suitable for applications requiring high accuracy. The resistor is 1W and is RoHS compliant. The low resistor has a size of 2512, making it suitable for tight spaces. It is designed for use in a variety of applications, from measuring current in power distribution systems to providing the effective lower limit of an adjustable current sensing circuit.