| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | AGQ21TA4HX | RELAY GEN PURPOSE DPDT 2A 4.5VGeneral Purpose Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 2 | DS2Y-S-DC6V | RELAY GENERAL PURPOSE DPDT 2A 6VGeneral Purpose Relay DPDT (2 Form C) Through Hole | Panasonic Electric Works |
| 3 | G6K-2F-TR DC3 | RELAY TELECOM DPDT 1A 3VTelecom Relay DPDT (2 Form C) Surface Mount | Omron Electronics Inc-EMC Div |
| 4 | 5521856 | FLKMI/O/G4Relay Socket DIN Rail | Phoenix Contact |
| 5 | V23061B1005A501 | RELAY GEN PURPOSE SPDT 8A 12VGeneral Purpose Relay SPDT (1 Form C) 12VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 6 | ARE134H | RELAY RF SPDT 500MA 4.5V | Panasonic Electric Works |
| 7 | ARA200A05 | RELAY RF DPDT 1A 5V | Panasonic Electric Works |
| 8 | 73G-OV5 | I/O MODULE 0-5VDC 12-BIT;1.22MVAnalog Output Module Output Module Output Supply | Grayhill Inc. |
| 9 | PYMJN-S | HOLD-DOWN SPRING FOR MJN RELAYClip, Hold Down MJN Series Sockets | Omron Automation and Safety |