| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | TX2-5V | RELAY TELECOM DPDT 2A 5VTelecom Relay DPDT (2 Form C) Through Hole | Panasonic Electric Works |
| 2 | 2900280 | PLC-BPT-120UC/21Relay | Phoenix Contact |
| 3 | SR3P-05 | SOCKET DIN MOUNT SCREW TYPERelay Socket DIN Rail | IDEC |
| 4 | 2980225 | 6.2MM PLC BASIC TERM BLOCK 5VRelay Socket DIN Rail | Phoenix Contact |
| 5 | G7J-3A1B-B-W1 DC24 | RELAY GEN PURPOSE 4PST 25A 24VGeneral Purpose Relay 4PST-NO/NC (3 From A, 1 Form B) 24VDC Coil Chassis Mount | Omron Automation and Safety |
| 6 | G6B-2014P-US DC24 | RELAY GEN PURPOSE DPST 5A 24VGeneral Purpose Relay DPST-NC (2 From B) 24VDC Coil Through Hole | Omron Electronics Inc-EMC Div |
| 7 | 9002-12-01 | RELAY RF SPST 500MA 12V | Coto Technology |
| 8 | G6K-2F-RF-TR03 DC4.5 | RELAY RF DPDT 1A 4.5V | Omron Electronics Inc-EMC Div |
| 9 | 70M-IDC5NP | INPUT MODULE AC/DC 18MA 5VDCAC/DC Input Module Output Module 10mA 5VDC Output 15 ~ 32VAC, 10 ~ 32VDC Supply | Grayhill Inc. |