| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | EE2-4.5TNU-L | RELAY GEN PURPOSE DPDT 2A 4.5VGeneral Purpose Relay DPDT (2 Form C) Surface Mount | KEMET |
| 2 | 5521856 | FLKMI/O/G4Relay Socket DIN Rail | Phoenix Contact |
| 3 | 27E892 | SOCKET DIN RAIL MT KRPA SERIESRelay Socket DIN Rail | TE Connectivity Potter & Brumfield Relays |
| 4 | LY2-0-DC100/110 | RELAY GEN PURPOSE DPDT 10A 110VGeneral Purpose Relay DPDT (2 Form C) 110VDC Coil Through Hole | Omron Automation and Safety |
| 5 | 70GRCK16-HS | I/O MOUNTING BOARD G5 16POSI/O Module Rack 16 Channel | Grayhill Inc. |
| 6 | 2970882 | INTERFACE MODULE W/PLUG-IN SCKTI/O Module Rack 4 Channel | Phoenix Contact |
| 7 | G6KU-2F-RF DC5 | RELAY RF DPDT 1A 5V | Omron Electronics Inc-EMC Div |
| 8 | 70G-IDC5 | INPUT MODULE DC 18MA 5VDCDC Input Module Output Module 10mA 5VDC Output 3 ~ 32VDC Supply | Grayhill Inc. |
| 9 | ARS35Y4H | ARS RELAY 1 FORM C REV 4.5V | Panasonic Electric Works |