| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-VCS1CL | VOICE CALL SWITCH W/ 1M CABLE | Digi International |
| 2 | G6SU-2F-TR DC5 | RELAY TELECOM DPDT 2A 5VTelecom Relay DPDT (2 Form C) Surface Mount | Omron Electronics Inc-EMC Div |
| 3 | 2946719 | RELAY MODULE WITH PLUG-IN BASERelay Socket DIN Rail | Phoenix Contact |
| 4 | HC2-SF-K | ACCY RELAY SOCKET W/CLIP FOR HC2Relay Socket Chassis Mount | Panasonic Electric Works |
| 5 | KUL-11D15S-24 | RELAY GEN PURPOSE DPDT 10A 24VGeneral Purpose Relay DPDT (2 Form C) 24VDC Coil Socketable | TE Connectivity Potter & Brumfield Relays |
| 6 | 5-1393302-1 | POWER F V23134Relay Coil | TE Connectivity AMP Connectors |
| 7 | 1432867-1 | RELAY GEN PURPOSE SPST 40A 12VGeneral Purpose Relay SPST-NO (1 Form A) 12VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 8 | XT424024 | RELAY GEN PURPOSE DPDT 8A 24VGeneral Purpose Relay DPDT (2 Form C) 24VDC Coil Socketable | TE Connectivity Potter & Brumfield Relays |
| 9 | 70MRCK16-HL | I/O MOUNTING BOARD MINI 16POSI/O Module Rack 16 Channel | Grayhill Inc. |