| # | 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 | SU4S-11L | SPRING CLAMP SOCKET DIN/PNL MTRelay Socket DIN Rail | IDEC |
| 3 | OJ-SS-124DM,000 | RELAY GEN PURPOSE SPST 5A 24VGeneral Purpose Relay SPST-NO (1 Form A) 24VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 4 | RT334018 | RELAY GEN PURPRelay Coil | TE Connectivity Potter & Brumfield Relays |
| 5 | PB4 | I/O MOUNTING BOARD STANDARD 4POSI/O Module Rack 4 Channel | Sensata-Crydom |
| 6 | CRF05-1A | RELAY RF SPST 500MA 5V | Standex-Meder Electronics |
| 7 | 9202-05-00 | RELAY RF SPST 500MA 5V | Coto Technology |
| 8 | 20C176 | SPRING HOLD-DOWN FOR SOCKET MNTClip, Hold Down KRPA and KRP | TE Connectivity Potter & Brumfield Relays |
| 9 | PLC | SOCKET CLIP MK PCBClip, Hold Down PL08 and PL11 Sockets | Omron Automation and Safety |