| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | TQ2-5V | RELAY TELECOM DPDT 1A 5VTelecom Relay DPDT (2 Form C) Through Hole | Panasonic Electric Works |
| 2 | 2912345 | 14MM PLC BASIC TERM BLOCK 24VRelay Socket DIN Rail | Phoenix Contact |
| 3 | RM78705 | SOCKET RELAY SCREW RM SERIESRelay Socket Chassis Mount | TE Connectivity Potter & Brumfield Relays |
| 4 | 2903278 | RELAY GEN PURPOSE 3PDT 10A 24VGeneral Purpose with Socket Relay 3PDT (3 Form C) 24VDC Coil DIN Rail | Phoenix Contact |
| 5 | HL2-HTM-DC12V-F | RELAY GEN PURPOSE DPDT 10A 12VGeneral Purpose Relay DPDT (2 Form C) 12VDC Coil Chassis Mount | Panasonic Electric Works |
| 6 | 2900290 | RELAY GEN PURPOSE SPDT 10A 12VGeneral Purpose with Socket Relay SPDT (1 Form C) 12VDC Coil DIN Rail | Phoenix Contact |
| 7 | 70RCK4 | I/O MOUNTING BOARD STANDARD 4POSI/O Module Rack 4 Channel | Grayhill Inc. |
| 8 | RT28516 | CLIP RETAINING METAL PCBClip, Hold Down RP78 Sockets, SCHRACK | TE Connectivity Potter & Brumfield Relays |
| 9 | SY4S-51F1 | RELAY HOLD DOWN SPRINGClip, Hold Down RY Series Sockets | IDEC |