| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-VCS1CL | VOICE CALL SWITCH W/ 1M CABLE | Digi International |
| 2 | 5-1462037-4 | RELAY TELECOM DPDT 2A 3VTelecom Relay DPDT (2 Form C) Surface Mount | TE Connectivity Potter & Brumfield Relays |
| 3 | TX2SA-L-4.5V-1-Z | RELAY TELECOM DPDT 1A 4.5VTelecom Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 4 | G6KU-2F-Y DC3 | RELAY TELECOM DPDT 1A 3VTelecom Relay DPDT (2 Form C) Surface Mount | Omron Electronics Inc-EMC Div |
| 5 | 27E342 | SOCKET DP-2P IN LINE R10 SERIESRelay Socket Through Hole | TE Connectivity Potter & Brumfield Relays |
| 6 | 70GRCK16I-DIN | I/O MOUNTING BOARD G5 16POSI/O Module Rack 16 Channel | Grayhill Inc. |
| 7 | SY4S-02F1 | RELAY HOLD DOWN SPRINGClip, Hold Down RY Series Sockets | IDEC |
| 8 | ARS14A12 | RELAY RF SPDT 500MA 12V | Panasonic Electric Works |
| 9 | ARS11Y4H | MICROWAVE RELAY | Panasonic Electric Works |