| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | 2-1904045-4 | V23333Z0002A041-EV-100Relay Socket Through Hole | TE Connectivity Potter & Brumfield Relays |
| 2 | 5521814 | RELAY SOCKETRelay Socket DIN Rail | Phoenix Contact |
| 3 | NC4D-JP-DC48V | RELAY GEN PURPOSE 4PDT 5A 48VGeneral Purpose Relay 4PDT (4 Form C) 48VDC Coil Through Hole | Panasonic Electric Works |
| 4 | 70GRCK16I-DIN | I/O MOUNTING BOARD G5 16POSI/O Module Rack 16 Channel | Grayhill Inc. |
| 5 | 70MRCQ24-HL | I/O MOUNTING BOARD MINI 24POSI/O Module Rack 24 Channel | Grayhill Inc. |
| 6 | 2200-2302 | RELAY RF SPST 500MA 5V | Coto Technology |
| 7 | PB-4H | I/O MOUNTING BOARD STANDARD 4POSI/O Module Rack 4 Channel | Sensata-Crydom |
| 8 | PB-32D | I/O MOUNTING BRD STANDARD 32POSI/O Module Rack 32 Channel | Sensata-Crydom |
| 9 | JSM1-9V-5 | RELAY AUTOMOTIVE SPDT 15A 9V | Panasonic Electric Works |