| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | 2961370 | RELAY GEN PURPOSE SPDT 50MA 4.5VGeneral Purpose Relay SPDT (1 Form C) Through Hole | Phoenix Contact |
| 2 | G5V-1-2 DC6 | RELAY GENERAL PURPOSE SPDT 1A 6VGeneral Purpose Relay SPDT (1 Form C) Through Hole | Omron Electronics Inc-EMC Div |
| 3 | TX2SA-L-5V-Z | RELAY TELECOM DPDT 2A 5VTelecom Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 4 | DS2E-SL2-DC5V | RELAY GENERAL PURPOSE DPDT 2A 5VGeneral Purpose Relay DPDT (2 Form C) Through Hole | Panasonic Electric Works |
| 5 | JRE400200 | QUICK MOUNT, 4 POLERelay | Amphenol Pcd |
| 6 | 5521856 | FLKMI/O/G4Relay Socket DIN Rail | Phoenix Contact |
| 7 | PTF21PC | RELAY SOCKET CHASSIS MT MJNRelay Socket Chassis Mount | Omron Automation and Safety |
| 8 | PB134024 | RELAY GEN PURPOSE SPST 10A 24VGeneral Purpose Relay SPST-NO (1 Form A) 24VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 9 | 70RCK24-HS | I/O MOUNTING BRD STANDARD 24POSI/O Module Rack 24 Channel | Grayhill Inc. |