| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | AGQ21T4H | RELAY GEN PURPOSE DPDT 2A 4.5VGeneral Purpose Relay DPDT (2 Form C) Through Hole | Panasonic Electric Works |
| 2 | JRE400410 | QUICK MOUNT, 4 POLERelay | Amphenol Pcd |
| 3 | 2820262 | TERM BLOCK 2POSRelay Socket DIN Rail | Phoenix Contact |
| 4 | 27E447 | RELAY SOCKET 4 POLE SOLDERRelay Socket Chassis Mount | TE Connectivity Potter & Brumfield Relays |
| 5 | 70RCK4R | I/O MOUNTING BOARD STANDARD 4POSI/O Module Rack 4 Channel | Grayhill Inc. |
| 6 | G6K-2F-RF-S-TR03 DC5 | RELAY RF DPDT 1A 5V | Omron Electronics Inc-EMC Div |
| 7 | PB-32D-V | I/O MOUNTING BOARDI/O Module Rack Channel | Sensata-Crydom |
| 8 | 6421 | OUTPUT MODULE AC STD 20MA 5VDCAC Output Module Output Module 0.02 ~ 3.5A 12 ~ 140VAC (120VAC Nom) Output 5VDC (3.5 ~ 6VDC) Su... | Sensata-Crydom |
| 9 | ARE1303 | RELAY RF SPDT 500MA 3V | Panasonic Electric Works |