| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | 2900282 | PLC-BPT- 12DC/21-21Relay | Phoenix Contact |
| 2 | HC2-SF-K | ACCY RELAY SOCKET W/CLIP FOR HC2Relay Socket Chassis Mount | Panasonic Electric Works |
| 3 | T9GV5L14-9 | T9GV5L14-9General Purpose Relay SPDT (1 Form C) 9VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 4 | SR4M4085 | RELAY SAFETY 4PST 8A 85VSafety Relay 4PST-NO/NC (3 From A, 1 Form B) 85VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 5 | 2282091 | I/O MOUNTING BOARDI/O Module Rack 4 Channel | Phoenix Contact |
| 6 | 1462050-4 | RELAY RF SPDT 2A 12V | TE Connectivity Potter & Brumfield Relays |
| 7 | SP-MA | ACCY MOUNTING PLATE FOR SP RELAYMounting Bracket, Plate SP Series | Panasonic Electric Works |
| 8 | 70LRCK24-DIN | I/O MOUNTING BRD OPENLINE 24POSI/O Module Rack 24 Channel | Grayhill Inc. |
| 9 | G8HE-1A7T-R-DC12 | RELAY AUTOMOTIVE SPST 1A 12V | Omron Electronics Inc-EMC Div |