The SETsafe LED SPD is specifically designed for outdoor lighting. The surge resistance level of the product complies with the requirements of IEEE C62.41.2 Location Category C High Exposure Level, protecting LED street lights from lightning surge damage. The SD10C series has built-in thermal protection and can fail safely when subjected to continuous overvoltage or internal varistor degradation.OEM, customized, and private-labeling project services are available.