| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | HY1-4.5V | RELAY TELECOM SPDT 1A 4.5VTelecom Relay SPDT (1 Form C) Through Hole | Panasonic Electric Works |
| 2 | EE2-5TNUH-L | RELAY GEN PURPOSE DPDT 2A 5VGeneral Purpose Relay DPDT (2 Form C) Surface Mount | KEMET |
| 3 | 2900444 | PLC-BPT- 12DC/21Relay | Phoenix Contact |
| 4 | P2CF-08 | SOCKET DIN MNT 8PIN SCREW TERMRelay Socket DIN Rail | Omron Automation and Safety |
| 5 | 70GRCK4-DIN | I/O MOUNTING BOARD G5 4POSI/O Module Rack 4 Channel | Grayhill Inc. |
| 6 | 70LRCK16-HL | I/O MOUNTING BRD OPENLINE 16POSI/O Module Rack 16 Channel | Grayhill Inc. |
| 7 | P7TF-OS08 DC12V | RELAY BLOCK 8POS NPN OUTBASE 12VI/O Module Rack 8 Channel | Omron Automation and Safety |
| 8 | ARE10A06Z | RELAY RF 1 FORM C 6V | Panasonic Electric Works |
| 9 | 70-IAC5A | INPUT MODULE AC 6MA 5VDCAC Input Module Output Module 10mA 5VDC Output 180 ~ 280VAC (240VAC Nom) Supply | Grayhill Inc. |