All Phoenix Contact 61 3M Electronic Specialty 51 Heyco 51 Eagle Plastic Devices 39 Altech 39 Molex 29 Tripp Lite 24 Advantech 22 Hammond Manufacturing 21 Keystone Electronics 15 Axiomtek 12 Belden Wire & Cable 11 Schneider Electric 10 Keithley Instruments, Inc. 9 Panavise 9 Laird 8 IEI 8 Laird Connectivity 7 Bivar 7 Aptiv (formerly Delphi) 5