- AC출력/DC입력 SQ Type WKS-1370SQ
- AC출력/AC입력 SQAC Type WKS-1325SQAC
- AC출력/AC입력 SQAC Type WKS-1340SQAC
- AC출력/AC입력 SQAC Type WKS-1370SQAC
- AC출력/DC입력 일체형 SQH Type WKS-1225SQH
- AC출력/DC입력 일체형 SQH Type WKS-1240SQH
- AC출력/DC입력 일체형 SQH Type WKS-1270SQH
- AC출력/AC입력 일체형 SQHAC Type WKS-1225SQHAC
- AC출력/AC입력 일체형 SQHAC Type WKS-1240SQHAC
- AC출력/AC입력 일체형 SQHAC Type WKS-1270SQHAC
- AC출력/DC입력 일체형 SQH Type WKS-1325SQH
- AC출력/DC입력 일체형 SQH Type WKS-1340SQH