The P3500S3NLRP is a Thyristor Surge Protection Device (TSPD) manufactured by Littelfuse. It is a SIDACtor Bi, with a voltage rating of 320V and a surge current rating of 3000A. It also has RoHS compliance certification, and comes in a DO214AB package. The P3500S3NLRP is designed to provide reliable overvoltage protection and low-temperature operation for a variety of electronic products, such as lighting, industrial equipment, medical equipment, and communications systems. The device can handle a surge current of up to 3000 A, making it suitable for a large range of applications. This protective device is also RoHS compliant, and can be safely used in safety-critical environments.