| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | SP4-PS | SOCKET PCB FOR SP4 RELAYSRelay Socket Through Hole | Panasonic Electric Works |
| 2 | 5521843 | FLKM2I/O/G4Relay Socket DIN Rail | Phoenix Contact |
| 3 | ADW1109HLW | RELAY GEN PURPOSE SPST 16A 9VGeneral Purpose Relay SPST-NO (1 Form A) 9VDC Coil Through Hole | Panasonic Electric Works |
| 4 | 73G-ITCJ | I/O MODULE J TYPE 12-BITAnalog Input Module Output Module Output Supply | Grayhill Inc. |
| 5 | RGC1A60A30KGU | RELAY SSR 275VAC IN 1PH 600V 30A | Carlo Gavazzi Inc. |
| 6 | 2904468 | RIF-RH-1-H | Phoenix Contact |
| 7 | ARA200A4HZ | RELAY RF DPDT 1A 4.5V | Panasonic Electric Works |
| 8 | 2-1462050-2 | RELAY RF SPDT 2A 5V | TE Connectivity Potter & Brumfield Relays |
| 9 | ARJ2212 | RELAY RF DPDT 300MA 12V | Panasonic Electric Works |