| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | AGQ20TS4HX | RELAY GEN PURPOSE DPDT 2A 4.5VGeneral Purpose Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 2 | TX2SA-L-5V-Z | RELAY TELECOM DPDT 2A 5VTelecom Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 3 | TXS2SA-L2-3V-Z | RELAY GENERAL PURPOSE DPDT 1A 3VGeneral Purpose Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 4 | 5-1904045-3 | V23333Z0002A010-EV-441Relay | TE Connectivity Potter & Brumfield Relays |
| 5 | 70GRCK8-HL | I/O MOUNTING BOARD G5 8POSI/O Module Rack 8 Channel | Grayhill Inc. |
| 6 | 2973041 | CONN TERM BLOCKI/O Module Rack Channel | Phoenix Contact |
| 7 | 7-1415036-1 | LED MODULE REDModule, LED and/or Protection RT Series, SCHRACK | TE Connectivity Potter & Brumfield Relays |
| 8 | 70G-ODC5R | OUTPUT MODULE G5 10MA 5VDCDC Output Module Output Module 0.5A 0 ~ 120VAC, 0 ~ 100VDC Output 5VDC (4.8 ~ 6VDC) Supply | Grayhill Inc. |
| 9 | 70-IAC24 | INPUT MODULE AC 8MA 24VDCAC Input Module Output Module 10mA 24VDC Output 90 ~ 140VAC (120VAC Nom) Supply | Grayhill Inc. |