| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | 101-1199 | MCU ACCY PS 110/240VAC-12VDC 1A | Digi International |
| 2 | JH1-SF | ACCY RELAY SOCKET FOR HE1ARelay Socket DIN Rail | Panasonic Electric Works |
| 3 | SP2-SF | ACCY RELAY SOCKET SP SCREW TERMRelay Socket Chassis Mount | Panasonic Electric Works |
| 4 | P7SA-10P | SOCKET RELAY 4POLES G7SA PCBRelay Socket Through Hole | Omron Automation and Safety |
| 5 | HE2AN-S-DC12V | RELAY GEN PURPOSE DPST 25A 12VGeneral Purpose Relay DPST-NO (2 Form A) 12VDC Coil Chassis Mount | Panasonic Electric Works |
| 6 | 70RCK4R | I/O MOUNTING BOARD STANDARD 4POSI/O Module Rack 4 Channel | Grayhill Inc. |
| 7 | 2974891 | CONN TERM BLOCKI/O Module Rack Channel | Phoenix Contact |
| 8 | 20C247 | SPRING RELAY HOLD-DOWNClip, Hold Down KUL Series | TE Connectivity Potter & Brumfield Relays |
| 9 | DRC3P48B400 | 480V 5A 120VAC NO AUX ZC 3L | Sensata-Crydom |