| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MTAC-GPIO | ACCY CARD GPIO CBL SOLD SEPARATE | Multi-Tech Systems Inc. |
| 2 | PS-5VCB-LBC-U-NAM | 100-240VAC/5VDC US POWER SUPPLY | Multi-Tech Systems Inc. |
| 3 | TXS2-LT-3V | TXS RELAY 2 FORM C 3VGeneral Purpose Relay DPDT (2 Form C) Through Hole | Panasonic Electric Works |
| 4 | DS2E-SL2-DC12V | RELAY GEN PURPOSE DPDT 2A 12VGeneral Purpose Relay DPDT (2 Form C) Through Hole | Panasonic Electric Works |
| 5 | 911345 | RSRM 4 24VDC DPDT 10A SKTRelay | Weidmuller |
| 6 | 2980335 | 6.2 MM PLC BASIC TERMINAL BLOCKSRelay Socket DIN Rail | Phoenix Contact |
| 7 | PF113A | SOCKET RELAY 11PIN 5ARelay Socket DIN Rail | Omron Automation and Safety |
| 8 | KHAU-17A12-120 | RELAY GEN PURPOSE 4PDT 5A 120VGeneral Purpose Relay 4PDT (4 Form C) 120VAC Coil Socketable | TE Connectivity Potter & Brumfield Relays |
| 9 | V23047-A1021-A511 | RELAY SAFETY DPST 6A 21VSafety Relay DPST-NO/NC (1 Form A, 1 From B) 21VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |