The 1641R-102K/B500 is a general purpose non-shielded wire-wound resistor made by API Delevan. It has a maximum power rating of 500 mW, a tolerance of ±2%, and a resistance range of 10? to 10K?. The resistor has a smaller size and a higher current rating than other resistors of its kind, making it ideal for high-density applications. It is also RoHS compliant and UL-recognized, meaning it meets international standards for safety.