SK4-11 / HKS4 Auxiliary Switch CQC Product Certificate

This document is a product certificate issued by China Quality Certification (CQC) for auxiliary switches manufactured by ABB Stotz-Kontakt GmbH, with models SK4-11, HKS4-11, HKS4-20, and HKS4-02. It certifies compliance with GB/T14048.5-2017 standards and CQC11-462142-2019 rules, valid from September 10, 2020, to December 10, 2023, based on type testing and follow-up factory inspection.