All Apem 786 Grayhill 359 OTTO 165 Schneider Electric 153 CHERRY 92 Storm Interface 91 Honeywell 64 Omron Automation and Safety 43 ETI Systems 32 Telemecanique 31 Advantech 19 Schurter 10 Tripp Lite 9 NKK Switches 6 MEC Switches 4 Gravitech 3 IEI 2 TE Connectivity 2 Digilent 1 Applied Motion 1