| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | TQ2-6V | RELAY TELECOM DPDT 1A 6VTelecom Relay DPDT (2 Form C) Through Hole | Panasonic Electric Works |
| 2 | EC2-5SNU | RELAY GEN PURPOSE DPDT 2A 5VGeneral Purpose Relay DPDT (2 Form C) Through Hole | KEMET |
| 3 | SF1V-4-07L | SOCKET DIN MOUNT 4POLE RF1VRelay Socket DIN Rail | IDEC |
| 4 | ALZ51B05 | RELAY GEN PURPOSE SPST 16A 5VGeneral Purpose Relay SPST-NO (1 Form A) 5VDC Coil Through Hole | Panasonic Electric Works |
| 5 | 70RCK24-HS | I/O MOUNTING BRD STANDARD 24POSI/O Module Rack 24 Channel | Grayhill Inc. |
| 6 | 70MRCK24-RL | I/O MOUNTING BOARD MINI 24POSI/O Module Rack 24 Channel | Grayhill Inc. |
| 7 | P7TF-OS16 DC24V | RELAY BLOCK 16POS NPN OUT 24VDCI/O Module Rack 16 Channel | Omron Automation and Safety |
| 8 | 2979485 | I/O MOUNTING BOARD 8POSI/O Module Rack 8 Channel | Phoenix Contact |
| 9 | 7-1415036-1 | LED MODULE REDModule, LED and/or Protection RT Series, SCHRACK | TE Connectivity Potter & Brumfield Relays |