| # | 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 | NC4-JPL2S | SOCKET PCB FOR FLAT NC4D-JPL2Relay Socket Through Hole | Panasonic Electric Works |
| 3 | 1393824-3 | RELAY SOCKETRelay | TE Connectivity Potter & Brumfield Relays |
| 4 | 3-1415043-1 | SOCKET 4POLE PCB PTRelay Socket Through Hole | TE Connectivity Potter & Brumfield Relays |
| 5 | 2700466 | RELAY SAFETY 3PST-NO 6A 24VSafety Relay 3PST-NO (3 Form A) 24VDC Coil DIN Rail | Phoenix Contact |
| 6 | MJN2CE-DC24 | RELAY GEN PURPOSE DPDT 20A 24VGeneral Purpose Relay DPDT (2 Form C) 24VDC Coil Chassis Mount | Omron Automation and Safety |
| 7 | 2332-05-020 | RELAY RF DPST 500MA 5V | Coto Technology |
| 8 | CB1AH-R-P-12V | CB RELAY 1 FORM A 12V | Panasonic Electric Works |
| 9 | PDS1-S24-S5-M-TR | CONVERT DC/DC 1W 5V 200MA OUTIsolated Module DC DC Converter 1 Output 5V 200mA 21.6V - 26.4V Input | CUI Inc. |