| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | TQ2SL-4.5V | RELAY TELECOM DPDT 2A 4.5VTelecom Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 2 | 1904045-6 | V23333Z0001B046-EV-000Relay | TE Connectivity Potter & Brumfield Relays |
| 3 | PYF14S | SOCKET SCREWLESS 4P FOR MY2/4SERRelay Socket DIN Rail | Omron Automation and Safety |
| 4 | T90N5D12-18 | RELAY GEN PURPOSE SPDT 20A 18VGeneral Purpose Relay SPDT (1 Form C) 18VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 5 | TX2SA-LT-3V-TH | RELAY GENERAL PURPOSE DPDT 2A 3VGeneral Purpose Relay DPDT (2 Form C) 3VDC Coil Surface Mount | Panasonic Electric Works |
| 6 | 70GRCK4R | I/O MOUNTING BOARD G5 4POSI/O Module Rack 4 Channel | Grayhill Inc. |
| 7 | 2970743 | CONN TERM BLOCKI/O Module Rack Channel | Phoenix Contact |
| 8 | 20C228 | SPRING HOLD-DOWN FOR KU RELAYSClip, Hold Down KU Series | TE Connectivity Potter & Brumfield Relays |
| 9 | 20C254 | SPRING HOLD-DOWN KU RELAYS SNAPClip, Hold Down KU Series | TE Connectivity Potter & Brumfield Relays |