| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | TXS2-4.5V-1 | RELAY GEN PURPOSE DPDT 10MA 4.5VGeneral Purpose Relay DPDT (2 Form C) Through Hole | Panasonic Electric Works |
| 2 | 1393824-6 | RELAY SOCKETRelay | TE Connectivity Potter & Brumfield Relays |
| 3 | NC4-L2PS | SOCKET PCB FOR SLIM NC4D-L2Relay Socket Through Hole | Panasonic Electric Works |
| 4 | 2981978 | COUPLING RELAY DIN RAIL 24VSafety Relay DPST-NO (2 Form A) 24VDC Coil DIN Rail | Phoenix Contact |
| 5 | 70GRCQ24-HS | I/O MOUNTING BOARD G5 24POSI/O Module Rack 24 Channel | Grayhill Inc. |
| 6 | PB-16T | I/O MOUNTING BRD STANDARD 16POSI/O Module Rack 16 Channel | Sensata-Crydom |
| 7 | PB-16C4T | I/O MOUNTING BOARD C4 16POSI/O Module Rack 16 Channel | Sensata-Crydom |
| 8 | PB-16M | I/O MOUNTING BOARD MINI 16POSI/O Module Rack 16 Channel | Sensata-Crydom |
| 9 | 2972893 | CONN TERM BLOCKI/O Module Rack Channel | Phoenix Contact |