| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | GWA-900-USB | USB GATEWAY ADAPTER BOARD - INCL | Digital Six Labs |
| 2 | 910443 | RELAY SOCKET 24VDC 1CH REDRelay Socket DIN Rail | Weidmuller |
| 3 | 5-1904045-3 | V23333Z0002A010-EV-441Relay | TE Connectivity Potter & Brumfield Relays |
| 4 | NC2EBD-DC24V | RELAY GEN PURPOSE DPDT 5A 24VGeneral Purpose Relay DPDT (2 Form C) 24VDC Coil Socketable | Panasonic Electric Works |
| 5 | MY4 AC220/240 (S) | RELAY GEN PURPOSE 4PDT 3A 240VGeneral Purpose Relay 4PDT (4 Form C) 240VAC Coil Socketable | Omron Automation and Safety |
| 6 | JS1F-F-24V-F | RELAY GEN PURPOSE SPDT 10A 24VGeneral Purpose Relay SPDT (1 Form C) 24VDC Coil Through Hole | Panasonic Electric Works |
| 7 | G6CU-2117P-US DC3 | RELAY GENERAL PURPOSE DPST 8A 3VGeneral Purpose Relay DPST-NO/NC (1 Form A, 1 From B) 3VDC Coil Through Hole | Omron Electronics Inc-EMC Div |
| 8 | RP420110 | RELAY GEN PURPOSE DPDT 8A 110VGeneral Purpose Relay DPDT (2 Form C) 110VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 9 | 4-1415535-9 | PE034012Relay Coil | TE Connectivity Potter & Brumfield Relays |