Kosha Korea Ex certification 23-AV4BO-0378X SENTRY Wireless Temperature Monitoring Issued by Kosha Korea Ex certification Certificate type Ec type-examination GB-300 Zone-1 Certificate no 23-AV4BO-0378X Expiration date 01.12.2030 Document file KCS_23-AV4BO-0378X_SENTRY SPU GBP-300_Zone-1.pdf Related file(s)