| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-VCS1CL | VOICE CALL SWITCH W/ 1M CABLE | Digi International |
| 2 | TQ2H-12V | RELAY TELECOM DPDT 1A 12VTelecom Relay DPDT (2 Form C) Through Hole | Panasonic Electric Works |
| 3 | 2820712 | CONN TERM BLOCKRelay | Phoenix Contact |
| 4 | 2900447 | TERM BLOCKRelay Socket DIN Rail | Phoenix Contact |
| 5 | G9EA-1-CA DC24 | RELAY GEN PURPOSE SPST 100A 24VGeneral Purpose Relay SPST-NO (1 Form A) 24VDC Coil Chassis Mount | Omron Electronics Inc-EMC Div |
| 6 | HE2AN-S-DC48V | RELAY GEN PURPOSE DPST 25A 48VGeneral Purpose Relay DPST-NO (2 Form A) 48VDC Coil Chassis Mount | Panasonic Electric Works |
| 7 | 7-1393303-3 | V23134J0052D642Relay Coil | TE Connectivity Potter & Brumfield Relays |
| 8 | 2972990 | VARIOFACE MODULE 16 PLUGGABLEI/O Module Rack 16 Channel | Phoenix Contact |
| 9 | 70M-ODC5 | OUTPUT MODULE DC MINI 14MA 5VDCDC Output Module Output Module 0.02 ~ 3A 3 ~ 60VDC Output 5VDC (2.5 ~ 10VDC) Supply | Grayhill Inc. |