| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | TQ2SS-12V | RELAY TELECOM DPDT 2A 12VTelecom Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 2 | TSC-105L3H,000 | RELAY TELECOM SPDT 1A 5VTelecom Relay SPDT (1 Form C) Through Hole | TE Connectivity Potter & Brumfield Relays |
| 3 | G6K-2F-Y DC4.5 | RELAY TELECOM DPDT 1A 4.5VTelecom Relay DPDT (2 Form C) Surface Mount | Omron Electronics Inc-EMC Div |
| 4 | 910521 | RELAY SOCKET RS KU2 120VAC 1CHRelay Socket DIN Rail | Weidmuller |
| 5 | 27E740 | SOCKET 4POLE R10 SERSOCKET 4POLE R10 SER | TE Connectivity Potter & Brumfield Relays |
| 6 | 27E129 | R10 RELAY SOCKETS-TERMINALSRelay Socket Through Hole | TE Connectivity Potter & Brumfield Relays |
| 7 | P7SA-10F-ND-DC24 | SOCKET RELAY 4P 24VDC TRACK MTRelay Socket DIN Rail | Omron Automation and Safety |
| 8 | 70RCK4R | I/O MOUNTING BOARD STANDARD 4POSI/O Module Rack 4 Channel | Grayhill Inc. |
| 9 | 70MRCQ24-HL | I/O MOUNTING BOARD MINI 24POSI/O Module Rack 24 Channel | Grayhill Inc. |