| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | LK-ZBA-BE | TELCO KIT W/ADAPTER & IEC-320 PO | Multi-Tech Systems Inc. |
| 2 | S258-2PC00 | RELAY SOCKETRelay | TE Connectivity Potter & Brumfield Relays |
| 3 | 3-1904045-6 | V23333Z0001B046-EV-896Relay | TE Connectivity Potter & Brumfield Relays |
| 4 | SR3P-05C | SOCKET DIN MOUNT FINGERSAFERelay Socket DIN Rail | IDEC |
| 5 | 7-1415538-5 | RT334024WGRelay Coil | TE Connectivity Potter & Brumfield Relays |
| 6 | G2RL-1A-E-ASI DC24 | RELAY GEN PURPOSE SPST 16A 24VGeneral Purpose Relay SPST-NO (1 Form A) 24VDC Coil Through Hole | Omron Electronics Inc-EMC Div |
| 7 | 2972916 | I/O MOUNTING BOARD 8POSI/O Module Rack 8 Channel | Phoenix Contact |
| 8 | 70MRCK24-HS | I/O MOUNTING BOARD MINI 24POSI/O Module Rack 24 Channel | Grayhill Inc. |
| 9 | 70G-IDC5NP | INPUT MODULE AC/DC 18MA 5VDCAC/DC Input Module Output Module 10mA 5VDC Output 15 ~ 32VAC, 10 ~ 32VDC Supply | Grayhill Inc. |