The WR02X472 JTL is a thick film resistor manufactured by Walsin. It is an SMD (Surface Mount Device) chip resistor with a resistance value of 4.7K ohms, plus or minus 5%. The size of the resistor is 0201, meaning it is a very small surface mount device that can be used in tight spaces. It is made using thick film technology, which provides a very sturdy and durable resistor capable of withstanding higher temperature and power levels. The WR02X472 JTL is a reliable and effective resistor that can be used for a variety of applications.