| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-VCH2CLRC | VOICE CALL HANDSET 2M CABLE RJ11 | Digi International |
| 2 | 2950734 | RELAY MODULE WITH PLUG-IN BASERelay Socket DIN Rail | Phoenix Contact |
| 3 | 2982809 | PLC-BSP- 24UC/ 1/ACTRelay | Phoenix Contact |
| 4 | 2900931 | RIF-1-BPT/2X21Relay | Phoenix Contact |
| 5 | KRPA-11AY-120 | RELAY GEN PURPOSE DPDT 5A 120VGeneral Purpose Relay DPDT (2 Form C) 120VAC Coil Socketable | TE Connectivity Potter & Brumfield Relays |
| 6 | RTB34012 | RELAY GEN PURPOSE SPST 12A 12VGeneral Purpose Relay SPST-NO (1 Form A) 12VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 7 | 9290-12-20 | RELAY RF SPST 500MA 12V | Coto Technology |
| 8 | G9SA-EX031-T30 | RELAY SAFETY EXP UNIT 3PExpansion Module G9SA Series | Omron Automation and Safety |
| 9 | G6W-1F-R DC9 | RELAY RF SPDT 10MA 9V | Omron Electronics Inc-EMC Div |