| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | 2966540 | RELAY GEN PURPOSE SPDT 50MA 24VGeneral Purpose with Socket Relay SPDT (1 Form C) DIN Rail | Phoenix Contact |
| 2 | TQ2SL-L-4.5V | RELAY TELECOM DPDT 2A 4.5VTelecom Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 3 | NC2D-DC24V | RELAY GEN PURPOSE DPDT 5A 24VGeneral Purpose Relay DPDT (2 Form C) 24VDC Coil Socketable | Panasonic Electric Works |
| 4 | 2-1415899-9 | RZH3-1A4-D024Relay Coil | TE Connectivity Potter & Brumfield Relays |
| 5 | JVN1A-4.5V-F | RELAY GEN PURPOSE SPST 16A 4.5VGeneral Purpose Relay SPST-NO (1 Form A) 4.5VDC Coil Through Hole | Panasonic Electric Works |
| 6 | 2IO4A | I/O MOUNTING BOARD STANDARD 4POSI/O Module Rack 4 Channel | TE Connectivity Potter & Brumfield Relays |
| 7 | 2972961 | CONN TERM BLOCKI/O Module Rack Channel | Phoenix Contact |
| 8 | ARS10Y4H | RELAY RF SPDT 500MA 4.5V | Panasonic Electric Works |
| 9 | 2341-05-020 | RELAY RF SPDT 500MA 5V | Coto Technology |