| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-VCS1CL | VOICE CALL SWITCH W/ 1M CABLE | Digi International |
| 2 | ALE75B05 | RELAY GEN PURPOSE SPST 16A 5VGeneral Purpose Relay SPST-NO (1 Form A) 5VDC Coil Through Hole | Panasonic Electric Works |
| 3 | 2-1904020-4 | V23234A0001X037-EV-100Relay Coil | TE Connectivity Potter & Brumfield Relays |
| 4 | 70GRCK8-HL | I/O MOUNTING BOARD G5 8POSI/O Module Rack 8 Channel | Grayhill Inc. |
| 5 | 70G-IDC15 | INPUT MODULE DC 18MA 15VDCDC Input Module Output Module 10mA 15VDC Output 3 ~ 32VDC Supply | Grayhill Inc. |
| 6 | ARE1324 | RELAY RF SPDT 500MA 24V | Panasonic Electric Works |
| 7 | ARS11Y03Z | ARS RELAY 1 FORM C 3V | Panasonic Electric Works |
| 8 | ARS11Y03 | ARS RELAY 1 FORM C 3V | Panasonic Electric Works |
| 9 | G6ZU-1PE DC4.5 | RELAY RF SPDT 10MA 4.5V | Omron Electronics Inc-EMC Div |