The power fittings testing room at Sigma Laboratory Tec. is equipped with advanced microcomputer controlled horizontal tensile testing machine, microcomputer controlled electronic universal testing machine, high current testing equipment, vibration testing platform and other testing equipment. It can perform all testing items including size and appearance assembly inspection, hot-dip galvanized zinc layer inspection, grip strength test, destructive load test, vibration test, resistance test, temperature rise test, thermal cycle test, energy consumption measurement, withstand voltage test, metal material analysis, etc. for power fittings.