| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | 185402-1 | MODULAR RELAY HOLDERRelay | TE Connectivity Potter & Brumfield Relays |
| 2 | 5521856 | FLKMI/O/G4Relay Socket DIN Rail | Phoenix Contact |
| 3 | 1-1904045-2 | RELAY SOCKET HOUSING ISORelay Housing Wiring Harness, Interlockable | TE Connectivity Potter & Brumfield Relays |
| 4 | NC4EBD-JP-DC24V | RELAY GEN PURPOSE 4PDT 5A 24VGeneral Purpose Relay 4PDT (4 Form C) 24VDC Coil Through Hole | Panasonic Electric Works |
| 5 | LY2N-AC24 | RELAY GEN PURPOSE DPDT 10A 24VGeneral Purpose Relay DPDT (2 Form C) 24VAC Coil Socketable | Omron Automation and Safety |
| 6 | T9GV5L14-5 | T9GV5L14-5General Purpose Relay SPDT (1 Form C) 5VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 7 | 70GRCK4R | I/O MOUNTING BOARD G5 4POSI/O Module Rack 4 Channel | Grayhill Inc. |
| 8 | 2IOM4A | I/O MOUNTING BOARD MINI 4POSI/O Module Rack 4 Channel | TE Connectivity Potter & Brumfield Relays |
| 9 | 2979472 | I/O MOUNTING BOARD 32POSI/O Module Rack 32 Channel | Phoenix Contact |