| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | HP4-SF | SOCKET TERM W/CLIP SCREW FOR HP4Relay Socket Chassis Mount | Panasonic Electric Works |
| 2 | SJ2S-05BW | DIN SOCKET FOR RJ2Relay Socket DIN Rail | IDEC |
| 3 | 1-1393824-0 | RELAY SOCKET PCB SIZE IIIRelay Socket Through Hole | TE Connectivity Potter & Brumfield Relays |
| 4 | HC2-SFD-S | SOCKT SCRW W/CLIP SLIM HC2 RELAYRelay Socket DIN Rail | Panasonic Electric Works |
| 5 | G7L-2A-BUBJ-CB AC24 | RELAY GEN PURPOSE DPST 25A 24VGeneral Purpose Relay DPST-NO (2 Form A) 24VAC Coil Chassis Mount | Omron Electronics Inc-EMC Div |
| 6 | T9AS5D22-5 | RELAY GEN PURPOSE SPDT 20A 5VGeneral Purpose Relay SPDT (1 Form C) 5VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 7 | 70RCK4 | I/O MOUNTING BOARD STANDARD 4POSI/O Module Rack 4 Channel | Grayhill Inc. |
| 8 | MS-4H | I/O MOUNTING BOARD MINI 4POSI/O Module Rack 4 Channel | Sensata-Crydom |
| 9 | SM-OAC5AR | OUTPUT MODULE AC MINI 20MA 5VDCAC Output Module Output Module 0.05 ~ 3.5A 24 ~ 280VAC (240VAC Nom) Output 5VDC (2.75 ~ 8VDC) ... | Sensata-Crydom |