| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MYQ4-DC24 | RELAY GEN PURPOSE 4PDT 1A 24VGeneral Purpose Relay 4PDT (4 Form C) Socketable | Omron Automation and Safety |
| 2 | HC4-SFD-K | SOCKET SCRW W/CLIP DIN HC4 RELAYRelay Socket DIN Rail | Panasonic Electric Works |
| 3 | 18835 | RELAY SOCKET 11PIN ROUNDRelay | Curtis Industries |
| 4 | 27E271 | SOCKET PHEN 6POLE FOR R10 SERRelay Socket Through Hole | TE Connectivity Potter & Brumfield Relays |
| 5 | 5-1904045-2 | V23333Z1001A008-EV-03DRelay | TE Connectivity Potter & Brumfield Relays |
| 6 | 1393824-5 | RELAY SOCKET SOLDER SIZE IIRelay Socket Panel Mount | TE Connectivity Potter & Brumfield Relays |
| 7 | SR4M4021 | RELAY SAFETY 4PST 8A 21VSafety Relay 4PST-NO/NC (3 From A, 1 Form B) 21VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 8 | PQ1A-3V | RELAY GENERAL PURPOSE SPST 5A 3VGeneral Purpose Relay SPST-NO (1 Form A) 3VDC Coil Through Hole | Panasonic Electric Works |
| 9 | PB-16C4 | I/O MOUNTING BOARD C4 16POSI/O Module Rack 16 Channel | Sensata-Crydom |