| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | TX2SA-L2-4.5V-Z | RELAY TELECOM DPDT 2A 4.5VTelecom Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 2 | TQ2SL-L-4.5V | RELAY TELECOM DPDT 2A 4.5VTelecom Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 3 | 1-1437683-2 | INTERFACE MODULE FOR 11POS SCKTRelay Socket DIN Rail | TE Connectivity AMP Connectors |
| 4 | CR0002 | RLY SKTRelay | TE Connectivity AMP Connectors |
| 5 | 2833589 | RELAY SKT DPDT OR 4PDT DIN RAILRelay Socket DIN Rail | Phoenix Contact |
| 6 | SH4B-05 | SOCKET DIN MOUNT SCREW TYPERelay Socket DIN Rail | IDEC |
| 7 | MY4N-D2 DC24 (S) | RELAY GEN PURPOSE 4PDT 3A 24VGeneral Purpose Relay 4PDT (4 Form C) 24VDC Coil Socketable | Omron Automation and Safety |
| 8 | JVN1A-24V-F | RELAY GEN PURPOSE SPST 16A 24VGeneral Purpose Relay SPST-NO (1 Form A) 24VDC Coil Through Hole | Panasonic Electric Works |
| 9 | 70RCK4 | I/O MOUNTING BOARD STANDARD 4POSI/O Module Rack 4 Channel | Grayhill Inc. |