| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | 2900938 | RIF-3-BPT/3X21Relay | Phoenix Contact |
| 2 | 27E629 | SOCKET RELAY PCB R10 SERRelay Socket Through Hole | TE Connectivity Potter & Brumfield Relays |
| 3 | MY4 DC100/110 (S) | RELAY GEN PURPOSE 4PDT 3A 110VGeneral Purpose Relay 4PDT (4 Form C) 110VDC Coil Socketable | Omron Automation and Safety |
| 4 | PB-24C4 | I/O MOUNTING BOARD C4 24POSI/O Module Rack 24 Channel | Sensata-Crydom |
| 5 | ARS14Y4H | RELAY RF SPDT 500MA 4.5V | Panasonic Electric Works |
| 6 | Y92A-48G | TERM COVER FINGER SAFE H3CR-FCover, Terminal P3G-08 and P3GA-11 Sockets | Omron Automation and Safety |
| 7 | G6ZK-1F-A DC24 | RELAY RF SPDT 10MA 24V | Omron Electronics Inc-EMC Div |
| 8 | 70ZZ1223-2 | S-ASM MINI I/O HARDWARES-ASM MINI I/O HARDWARE | Grayhill Inc. |
| 9 | G3PE-225B-3H DC12-24 | RELAY SSR 25A 3PH NO HT SINK 3PL | Omron Automation and Safety |