| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | TX2-L-4.5V | RELAY TELECOM DPDT 2A 4.5VTelecom Relay DPDT (2 Form C) Through Hole | Panasonic Electric Works |
| 2 | TQ2SA-5V | RELAY TELECOM DPDT 2A 5VTelecom Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 3 | G6S-2F DC5 | RELAY TELECOM DPDT 2A 5VTelecom Relay DPDT (2 Form C) Surface Mount | Omron Electronics Inc-EMC Div |
| 4 | 2820725 | CONN TERM BLOCKRelay | Phoenix Contact |
| 5 | 7001214 | RMOBJR-1Relay Socket DIN Rail | Phoenix Contact |
| 6 | 8869410000 | SCM-I 3CO NRelay Socket DIN Rail | Weidmuller |
| 7 | NC2-SS | SOCKET SOLDR FOR SLIM NC2D RELAYRelay Socket Chassis Mount | Panasonic Electric Works |
| 8 | HL2-HP-DC12V-F | RELAY GEN PURPOSE DPDT 10A 12VGeneral Purpose Relay DPDT (2 Form C) 12VDC Coil Through Hole | Panasonic Electric Works |
| 9 | 70GRCK4 | I/O MOUNTING BOARD G5 4POSI/O Module Rack 4 Channel | Grayhill Inc. |