| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | EC2-4.5NU | RELAY GEN PURPOSE DPDT 2A 4.5VGeneral Purpose Relay DPDT (2 Form C) Through Hole | KEMET |
| 2 | TX2SA-4.5V | RELAY TELECOM DPDT 2A 4.5VTelecom Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 3 | 2900447 | TERM BLOCKRelay Socket DIN Rail | Phoenix Contact |
| 4 | 1393824-5 | RELAY SOCKET SOLDER SIZE IIRelay Socket Panel Mount | TE Connectivity Potter & Brumfield Relays |
| 5 | HJ4-SFD-S | SOCKET TERM 2/4CH FOR HJ4 RELAYSRelay Socket DIN Rail | Panasonic Electric Works |
| 6 | G2R-2A4-DC24 | RELAY GEN PURPOSE DPST 4A 24VGeneral Purpose Relay DPST-NO (2 Form A) 24VDC Coil Through Hole | Omron Electronics Inc-EMC Div |
| 7 | 70RCK16-HS | I/O MOUNTING BRD STANDARD 16POSI/O Module Rack 16 Channel | Grayhill Inc. |
| 8 | M-ODC5A | OUTPUT MODULE DC MINI 18MA 5VDCDC Output Module Output Module 0.01 ~ 1A 3 ~ 250VDC Output 5VDC (2.75 ~ 8VDC) Supply | Sensata-Crydom |
| 9 | 20C247 | SPRING RELAY HOLD-DOWNClip, Hold Down KUL Series | TE Connectivity Potter & Brumfield Relays |