| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | 2980018 | PLC-BSC125DC/21Relay Socket DIN Rail | Phoenix Contact |
| 2 | ALA2F05 | RELAY GENERAL PURPOSE DPST 3A 5VGeneral Purpose Relay DPST-NO (2 Form A) 5VDC Coil Through Hole | Panasonic Electric Works |
| 3 | 2-1904058-7 | RELAY AUTO SPST-NO 20A 12V | TE Connectivity Potter & Brumfield Relays |
| 4 | DRC3P48D420R2 | 480V 7.6A 24VAC/DC 2NO RN 2L | Sensata-Crydom |
| 5 | ARA220A03Z | RELAY RF DPDT 1A 3V | Panasonic Electric Works |
| 6 | ARA220A4H | RELAY RF DPDT 1A 4.5V | Panasonic Electric Works |
| 7 | 31204 | BOARD RELAY RC-4Board D2W Series | Parallax Inc. |
| 8 | HAC1 | SWITCH EXTERNAL AUXILIARY CNTCTAuxiliary Contact Block | Sensata-Crydom |
| 9 | IW2405SA | DC/DC CONVERTER 5V 1WIsolated Module DC DC Converter 1 Output 5V 200mA 18V - 36V Input | XP Power |