| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MTAC-GPIO | ACCY CARD GPIO CBL SOLD SEPARATE | Multi-Tech Systems Inc. |
| 2 | LK-ZBA-NL | TELCO KIT W/ADAPTER & IEC-320 PO | Multi-Tech Systems Inc. |
| 3 | G6K-2G-Y-TR DC4.5 | RELAY TELECOM DPDT 1A 4.5VTelecom Relay DPDT (2 Form C) Surface Mount | Omron Electronics Inc-EMC Div |
| 4 | G6E-134P-US DC24 | RELAY GEN PURPOSE SPDT 2A 24VGeneral Purpose Relay SPDT (1 Form C) Through Hole | Omron Electronics Inc-EMC Div |
| 5 | 1904045-1 | V23333Z0001A007-EV-000Relay | TE Connectivity Potter & Brumfield Relays |
| 6 | PTF11QDC | RELAY SOCKET CHASSIS MJNRelay Socket Chassis Mount | Omron Automation and Safety |
| 7 | SP2-L2-DC12V | RELAY GEN PURPOSE DPDT 15A 12VGeneral Purpose Relay DPDT (2 Form C) 12VDC Coil Socketable | Panasonic Electric Works |
| 8 | 2282075 | I/O MOUNTING BOARDI/O Module Rack 1 Channel | Phoenix Contact |
| 9 | 5529191 | CONN TERM BLOCKI/O Module Rack Channel | Phoenix Contact |