| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | SP4-PS | SOCKET PCB FOR SP4 RELAYSRelay Socket Through Hole | Panasonic Electric Works |
| 2 | PT2S7LB2 | RELAY GEN PURPOSE DPDT 12A 12VGeneral Purpose with Socket Relay DPDT (2 Form C) 12VDC Coil DIN Rail | TE Connectivity Potter & Brumfield Relays |
| 3 | PT570024 | RELAY GEN PURPOSE 4PDT 6A 24VGeneral Purpose Relay 4PDT (4 Form C) 24VDC Coil Socketable | TE Connectivity Potter & Brumfield Relays |
| 4 | 70RCK16-HS | I/O MOUNTING BRD STANDARD 16POSI/O Module Rack 16 Channel | Grayhill Inc. |
| 5 | ARA220A12 | RELAY RF DPDT 1A 12V | Panasonic Electric Works |
| 6 | RGC1A60D40KGU | RELAY SSR 32VDC 1PH 600V 40A | Carlo Gavazzi Inc. |
| 7 | ARN30A12X | RELAY RF SPDT 12V | Panasonic Electric Works |
| 8 | DR2260D20WRJ | RELAY SSR 600V 20A DIN RAIL | Sensata-Crydom |
| 9 | DRC3P48A4202 | 480V 7.6A 230VAC 2NO ZC 2L | Sensata-Crydom |