| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | TQ2-L-4.5V | RELAY TELECOM DPDT 1A 4.5VTelecom Relay DPDT (2 Form C) Through Hole | Panasonic Electric Works |
| 2 | HC2-SFD-S | SOCKT SCRW W/CLIP SLIM HC2 RELAYRelay Socket DIN Rail | Panasonic Electric Works |
| 3 | PRD-7DY0-12 | RELAY GEN PURPOSE DPST 25A 12VGeneral Purpose Relay DPST-NO (2 Form A) 12VDC Coil Chassis Mount | TE Connectivity Potter & Brumfield Relays |
| 4 | PT5S7RC4 | RELAY GEN PURPOSE 4PDT 6A 24VGeneral Purpose with Socket Relay 4PDT (4 Form C) 24VAC Coil DIN Rail | TE Connectivity Potter & Brumfield Relays |
| 5 | SF4D-DC12V | RELAY SAFETY 8PST 6A 12VSafety Relay 8PST-NO/NC (4 Form A, 4 Form B) 12VDC Coil Through Hole | Panasonic Electric Works |
| 6 | 70GRCK4-DIN | I/O MOUNTING BOARD G5 4POSI/O Module Rack 4 Channel | Grayhill Inc. |
| 7 | 2972738 | INTERFACE MODULE PLUG-IN SOCKETI/O Module Rack 8 Channel | Phoenix Contact |
| 8 | 1462050-2 | RELAY RF SPDT 2A 5V | TE Connectivity Potter & Brumfield Relays |
| 9 | ARE13A4H | RELAY RF SPDT 500MA 4.5V | Panasonic Electric Works |