Vishay Sfernice RCMX1010004JHA20 is a through-hole fixed resistor. This component is manufactured by Vishay Sfernice and is designed for applications requiring robust and reliable resistive elements. The RCMX series, while not explicitly stated, generally signifies high-power applications. This particular part, the RCMX1010004JHA20, is packaged in Tape & Box (TB), facilitating automated assembly processes. Its through-hole mounting ensures secure mechanical and electrical connection in demanding environments. Vishay Sfernice components are widely utilized in industries such as industrial automation, power supply design, and automotive electronics where precision and durability are paramount.