| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-VCS1CL | VOICE CALL SWITCH W/ 1M CABLE | Digi International |
| 2 | G5V-1-DC9 | RELAY GENERAL PURPOSE SPDT 1A 9VGeneral Purpose Relay SPDT (1 Form C) Through Hole | Omron Electronics Inc-EMC Div |
| 3 | 27E937 | SOCKET 8 PIN THTRelay Socket Through Hole | TE Connectivity Potter & Brumfield Relays |
| 4 | PTF14A-E | RELAY SOCKET DIN MNT FOR LY SERRelay Socket DIN Rail | Omron Automation and Safety |
| 5 | G7L-2A-P-CB-AC200/240 | RELAY GEN PURPOSE DPST 20A 240VGeneral Purpose Relay DPST-NO (2 Form A) 240VAC Coil Through Hole | Omron Electronics Inc-EMC Div |
| 6 | RU4S-A110 | RELAY PLUG-IN 4PDT 6A 120VACGeneral Purpose Relay 4PDT (4 Form C) 120VAC Coil Socketable | IDEC |
| 7 | 9402-12-00 | RELAY RF SPST 500MA 12V | Coto Technology |
| 8 | PB-16HQ | I/O MOUNTING BOARD QUAD 16POSI/O Module Rack 16 Channel | Sensata-Crydom |
| 9 | PB-24SM-B | I/O MOUNTING BOARD MINI 24POSI/O Module Rack 24 Channel | Sensata-Crydom |