BK250-400-SI THERMISTOR PTC RESETTABLE FUSE RADIAL 400mA 250V T The BK250-400-SI, manufactured by YAGEO, is a high-performance PTC resettable fuse designed for thermistor ptc resettable fuse radial 400ma 250v t. It offers reliable overcurrent protection with a maximum voltage rating of 250V. The fuse features a trip time of 9s, ensuring fast response to overcurrent events. Its compact dimensions of 11.20mm x 4.60mm x 19.50mm allow for easy integration into various applications. Operating within a temperature range of -40°C~+85°C, it performs reliably in diverse environments. As a rohs-compliant product, it meets stringent environmental and safety standards. Packaged in bag format, it ensures secure handling and storage. With its robust design and advanced features, the BK250-400-SI is an excellent choice for professionals seeking reliable PTC fuse solutions.