| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-VCS1CL | VOICE CALL SWITCH W/ 1M CABLE | Digi International |
| 2 | G6SK-2-H DC5 | RELAY TELECOM DPDT 2A 5VTelecom Relay DPDT (2 Form C) Through Hole | Omron Electronics Inc-EMC Div |
| 3 | AGN200S4H | RELAY TELECOM DPDT 1A 4.5VTelecom Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 4 | ARE10A4H | RELAY RF SPDT 500MA 4.5V | Panasonic Electric Works |
| 5 | 70LRCK16-48P | I/O MOUNTING BRD OPENLINE 16POSI/O Module Rack 16 Channel | Grayhill Inc. |
| 6 | IAC-5 | INPUT MODULE AC 6MA 5VDCAC Input Module Output Module 18mA 5VDC Output 90 ~ 140VAC (120VAC Nom) Supply | TE Connectivity Potter & Brumfield Relays |
| 7 | 1462050-1 | RELAY RF SPDT 2A 3V | TE Connectivity Potter & Brumfield Relays |
| 8 | ARN30A4HZ | RELAY RF SPDT 4.5V | Panasonic Electric Works |
| 9 | ARX104H | RELAY RF SPDT 500MA 4.5V | Panasonic Electric Works |