| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | D3204 | RELAY TELECOM DPDT 2A 4.5VTelecom Relay DPDT (2 Form C) Through Hole | TE Connectivity Potter & Brumfield Relays |
| 2 | HP3-SFD | SOCKET TERM W/CLIP SCREW DIN HP3Relay Socket DIN Rail | Panasonic Electric Works |
| 3 | RSE116699-S | STAINLESS STEEL ALTERNATIVERelay | Amphenol Pcd |
| 4 | 03540551Z | RELAY SOCKET HOUSING 280 MICRORelay Housing Wiring Harness | Littelfuse Inc. |
| 5 | SP4-P-DC5V | RELAY GEN PURPOSE 4PDT 10A 5VGeneral Purpose Relay 4PDT (4 Form C) 5VDC Coil Through Hole | Panasonic Electric Works |
| 6 | 2971344 | I/O MOUNTING BOARD 4POSI/O Module Rack 4 Channel | Phoenix Contact |
| 7 | P7TF-OS16 DC12V | RELAY BLOCK 16POS NPN OUT 12VDCI/O Module Rack 16 Channel | Omron Automation and Safety |
| 8 | 2972835 | I/O MOUNTING BOARD 4POSI/O Module Rack 4 Channel | Phoenix Contact |
| 9 | RP16100 | CLIP RETAINER 25.5MM RP78601/602Clip, Hold Down RP78 Sockets, SCHRACK | TE Connectivity Potter & Brumfield Relays |