| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | JP4P2-9V4-6F | PWR SPLY 9VDC 400MA 2.1MM/5MM | Digi International |
| 2 | TQ2SA-L2-4.5V-Z | RELAY TELECOM DPDT 2A 4.5VTelecom Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 3 | 5-1393810-9 | RELAY GEN PURPRelay | TE Connectivity Potter & Brumfield Relays |
| 4 | HY1-24V | RELAY TELECOM SPDT 1A 24VTelecom Relay SPDT (1 Form C) Through Hole | Panasonic Electric Works |
| 5 | PLE08-0 | RELAY SOCKET DPDT PCB MT MKRelay Socket Through Hole | Omron Automation and Safety |
| 6 | RTX3-1AT-B006 | RELAY GEN PURPOSE SPST 16A 6VGeneral Purpose Relay SPST-NO (1 Form A) 6VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 7 | TX2-LT-24V-TH | RELAY GEN PURPOSE DPDT 2A 24VGeneral Purpose Relay DPDT (2 Form C) 24VDC Coil Through Hole | Panasonic Electric Works |
| 8 | MS-4 | I/O MOUNTING BOARD MINI 4POSI/O Module Rack 4 Channel | Sensata-Crydom |
| 9 | 70M-IAC15 | INPUT MODULE AC 8MA 15VDCAC Input Module Output Module 10mA 15VDC Output 90 ~ 140VAC (120VAC Nom) Supply | Grayhill Inc. |