| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | 29769 | SET DERFGATEWAY/DERFNODE ARM | dresden elektronik |
| 2 | 8869420000 | SCM-I 4CORelay Socket DIN Rail | Weidmuller |
| 3 | 2-1904045-6 | V23333Z0001B046-EV-311Relay | TE Connectivity Potter & Brumfield Relays |
| 4 | PT08-AR | SOCKET SPDT LY1SOCKET SPDT LY1 | Omron Automation and Safety |
| 5 | 2986960 | RELAY SAFETY DPST 5A 24VSafety Relay DPST-NO (2 Form A) 24VDC Coil DIN Rail | Phoenix Contact |
| 6 | SP4-L2-DC5V | RELAY GEN PURPOSE 4PDT 10A 5VGeneral Purpose Relay 4PDT (4 Form C) 5VDC Coil Socketable | Panasonic Electric Works |
| 7 | HE1AN-W-DC9V-Y6 | RELAY GEN PURPOSE SPST 90A 9VGeneral Purpose Relay SPST-NO (1 Form A) 9VDC Coil Through Hole | Panasonic Electric Works |
| 8 | LY2-DC6 | RELAY GEN PURPOSE DPDT 10A 6VGeneral Purpose Relay DPDT (2 Form C) 6VDC Coil Socketable | Omron Automation and Safety |
| 9 | HJ4-L-DC24V | RELAY GEN PURPOSE 4PDT 5A 24VGeneral Purpose Relay 4PDT (4 Form C) 24VDC Coil Socketable | Panasonic Electric Works |