| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | TXD2-4.5V | RELAY GEN PURPOSE DPDT 2A 4.5VGeneral Purpose Relay DPDT (2 Form C) Through Hole | Panasonic Electric Works |
| 2 | G5V-1-T90 DC24 | RELAY GEN PURPOSE SPDT 1A 24VGeneral Purpose Relay SPDT (1 Form C) Through Hole | Omron Electronics Inc-EMC Div |
| 3 | TQ2H-24V | RELAY TELECOM DPDT 1A 24VTelecom Relay DPDT (2 Form C) Through Hole | Panasonic Electric Works |
| 4 | 7001439 | 11 PIN OCTAL RELAY SOCKETRelay Socket DIN Rail | Phoenix Contact |
| 5 | 70MRCQ24-EC | I/O MOUNTING BOARD MINI 24POSI/O Module Rack 24 Channel | Grayhill Inc. |
| 6 | 2974914 | I/O MOUNTING BOARD 8POSI/O Module Rack 8 Channel | Phoenix Contact |
| 7 | 2905197 | MODULEI/O Module Rack 16 Channel | Phoenix Contact |
| 8 | SY4S-02F1 | RELAY HOLD DOWN SPRINGClip, Hold Down RY Series Sockets | IDEC |
| 9 | 2972987 | CONN TERM BLOCKI/O Module Rack Channel | Phoenix Contact |