| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | SRSI24AC/DC | RELAY SOCKET TB 6-24VAC DCRelay | B&B SmartWorx, Inc. |
| 2 | P7S-14F-ND DC24 | P7S-14F-ND DC24Relay | Omron Automation and Safety |
| 3 | HG4-SS | SOCKET SLD W/CLIP FOR HG4 RELAYRelay Socket Panel Mount | Panasonic Electric Works |
| 4 | NC2EBD-DC24V | RELAY GEN PURPOSE DPDT 5A 24VGeneral Purpose Relay DPDT (2 Form C) 24VDC Coil Socketable | Panasonic Electric Works |
| 5 | SR4M4021 | RELAY SAFETY 4PST 8A 21VSafety Relay 4PST-NO/NC (3 From A, 1 Form B) 21VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 6 | PB-32HQ | I/O MOUNTING BOARD QUAD 32POSI/O Module Rack 32 Channel | Sensata-Crydom |
| 7 | 2972819 | CONN TERM BLOCKI/O Module Rack Channel | Phoenix Contact |
| 8 | PB-24SM-BV | I/O MOUNTING BOARDI/O Module Rack 24 Channel | Sensata-Crydom |
| 9 | SM-OAC5 | OUTPUT MODULE AC MINI 20MA 5VDCAC Output Module Output Module 0.05 ~ 3.5A 12 ~ 140VAC (120VAC Nom) Output 5VDC (2.75 ~ 8VDC) ... | Sensata-Crydom |