| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | TX2-12V | RELAY TELECOM DPDT 2A 12VTelecom Relay DPDT (2 Form C) Through Hole | Panasonic Electric Works |
| 2 | HP2-SRS | SOCKET TERM SLD W/CLIP FOR HP2Relay Socket Panel Mount | Panasonic Electric Works |
| 3 | 56.5669.DR | SOCKET RELAY DIN MNT OA/OW 5669Relay Socket DIN Rail | Altech Corporation |
| 4 | 2900280 | PLC-BPT-120UC/21Relay | Phoenix Contact |
| 5 | G6RN-1A-AP4 DC24 | RELAY GEN PURPOSE SPST 8A 24VGeneral Purpose Relay SPST-NO (1 Form A) 24VDC Coil Through Hole | Omron Electronics Inc-EMC Div |
| 6 | V23105A5306A201 | RELAY TELECOM DPDT 3A 9VTelecom Relay DPDT (2 Form C) 9VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 7 | 70GRCK16I | I/O MOUNTING BOARD G5 16POSI/O Module Rack 16 Channel | Grayhill Inc. |
| 8 | 2-1462051-4 | RELAY RF SPDT 2A 5V | TE Connectivity Potter & Brumfield Relays |
| 9 | 70-IAC5A | INPUT MODULE AC 6MA 5VDCAC Input Module Output Module 10mA 5VDC Output 180 ~ 280VAC (240VAC Nom) Supply | Grayhill Inc. |