| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MH-1 | MICROAMP HOUSING SINGLE MB | Twin Industries |
| 2 | G6SU-2G-TR DC12 | RELAY TELECOM DPDT 2A 12VTelecom Relay DPDT (2 Form C) Surface Mount | Omron Electronics Inc-EMC Div |
| 3 | TX2SA-4.5V-Z | RELAY TELECOM DPDT 2A 4.5VTelecom Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 4 | G6KU-2G-Y-TR DC5 | RELAY TELECOM DPDT 1A 5VTelecom Relay DPDT (2 Form C) Surface Mount | Omron Electronics Inc-EMC Div |
| 5 | 2833563 | RELAY SKT DPDT OR 4PDT DIN RAILRelay Socket DIN Rail | Phoenix Contact |
| 6 | 5521898 | CONN TERM BLOCKRelay | Phoenix Contact |
| 7 | LY4N-D2 DC12 | RELAY GEN PURPOSE 4PDT 10A 12VGeneral Purpose Relay 4PDT (4 Form C) 12VDC Coil Socketable | Omron Automation and Safety |
| 8 | 2IO4B | I/O MOUNTING BOARD STANDARD 4POSI/O Module Rack 4 Channel | TE Connectivity Potter & Brumfield Relays |
| 9 | 70MRCK24-DIN | I/O MOUNTING BOARD MINI 24POSI/O Module Rack 24 Channel | Grayhill Inc. |