| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | 2900938 | RIF-3-BPT/3X21Relay | Phoenix Contact |
| 2 | PLE11-0 | RELAY SOCKET 3PDT PCB MT MKRelay Socket Through Hole | Omron Automation and Safety |
| 3 | HC2E-HP-AC24V-F | RELAY GEN PURPOSE DPDT 3A 24VACGeneral Purpose Relay DPDT (2 Form C) 24VAC Coil Through Hole | Panasonic Electric Works |
| 4 | HEV2AN-P-DC6V | RELAY GEN PURPOSE DPST 20A 6VDCGeneral Purpose Relay DPST-NO (2 Form A) 6VDC Coil Through Hole | Panasonic Electric Works |
| 5 | RTE24006F | RELAY GENERAL PURPOSE DPDT 8A 6VGeneral Purpose Relay DPDT (2 Form C) 6VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 6 | TX2-LT-3V-TH | RELAY GENERAL PURPOSE DPDT 2A 3VGeneral Purpose Relay DPDT (2 Form C) 3VDC Coil Through Hole | Panasonic Electric Works |
| 7 | 70GRCK16-HS | I/O MOUNTING BOARD G5 16POSI/O Module Rack 16 Channel | Grayhill Inc. |
| 8 | 6421 | OUTPUT MODULE AC STD 20MA 5VDCAC Output Module Output Module 0.02 ~ 3.5A 12 ~ 140VAC (120VAC Nom) Output 5VDC (3.5 ~ 6VDC) Su... | Sensata-Crydom |
| 9 | HF | HOLD DOWN SPRING FOR S411/D411BClip, Hold Down D411B and S411 Sockets | Carlo Gavazzi Inc. |