| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | TXD2SS-12V | RELAY GEN PURPOSE DPDT 2A 12VGeneral Purpose Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 2 | G6JU-2FS-Y DC4.5 | RELAY TELECOM DPDT 1A 4.5VTelecom Relay DPDT (2 Form C) Surface Mount | Omron Electronics Inc-EMC Div |
| 3 | V23079B1201B301 | RELAY GENERAL PURPOSE DPDT 2A 5VGeneral Purpose Relay DPDT (2 Form C) Through Hole | TE Connectivity Potter & Brumfield Relays |
| 4 | 4-1904045-6 | V23333Z0001B046-EV-441Relay | TE Connectivity Potter & Brumfield Relays |
| 5 | 9-1415043-1 | RELAY SOCKETRelay | TE Connectivity Potter & Brumfield Relays |
| 6 | 1393304-5 | V23134J0056X408Relay Coil | TE Connectivity Potter & Brumfield Relays |
| 7 | V23047-A1021-A511 | RELAY SAFETY DPST 6A 21VSafety Relay DPST-NO/NC (1 Form A, 1 From B) 21VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 8 | 70GRCK4 | I/O MOUNTING BOARD G5 4POSI/O Module Rack 4 Channel | Grayhill Inc. |
| 9 | 2972835 | I/O MOUNTING BOARD 4POSI/O Module Rack 4 Channel | Phoenix Contact |