| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | 5601974 | RELAY SOCKET OCTAL 120VAC 10ARelay Socket DIN Rail | Phoenix Contact |
| 2 | 910108 | RELAY SOCKET 120VAC COMBI FOOTRelay Socket DIN Rail | Weidmuller |
| 3 | 2967183 | TERM BLOCKRelay | Phoenix Contact |
| 4 | SFS4-PS | SOCKET RELAY PCB FOR 4P SFRelay Socket Through Hole | Panasonic Electric Works |
| 5 | HC4-HSF-K | SOCKET SCRW FRONT WIRE HC4 RELAYRelay Socket Chassis Mount | Panasonic Electric Works |
| 6 | 2900280 | PLC-BPT-120UC/21Relay | Phoenix Contact |
| 7 | MT3210C4 | RELAY GEN PURPOSE 3PDT 10A 24VGeneral Purpose Relay 3PDT (3 Form C) 24VDC Coil Socketable | TE Connectivity Potter & Brumfield Relays |
| 8 | TX2-LT-9V-TH | RELAY GENERAL PURPOSE DPDT 2A 9VGeneral Purpose Relay DPDT (2 Form C) 9VDC Coil Through Hole | Panasonic Electric Works |
| 9 | 70-ODC5R | OUTPUT MODULE STD 10MA 5VDCDC Output Module Output Module 0.5A 0 ~ 120VAC, 0 ~ 100VDC Output 5VDC (4.8 ~ 6VDC) Supply | Grayhill Inc. |