| # | 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 | TQ2-2M-24V | RELAY TELECOM DPDT 1A 24VTelecom Relay DPDT (2 Form D) Through Hole | Panasonic Electric Works |
| 3 | G6AK-274P-ST-US-DC12 | RELAY GEN PURPOSE DPDT 2A 12VGeneral Purpose Relay DPDT (2 Form C) Through Hole | Omron Electronics Inc-EMC Div |
| 4 | 4-1904045-1 | V23333Z0001A007-EV-896Relay | TE Connectivity Potter & Brumfield Relays |
| 5 | 3-1904045-3 | V23333Z0002A010-EV-311Relay | TE Connectivity Potter & Brumfield Relays |
| 6 | NC2-SS | SOCKET SOLDR FOR SLIM NC2D RELAYRelay Socket Chassis Mount | Panasonic Electric Works |
| 7 | SH2B-05C | SOCKET DIN MOUNT FINGERSAFERelay Socket DIN Rail | IDEC |
| 8 | G7L-1A-BUB-J-CB-DC12 | RELAY GEN PURPOSE SPST 30A 12VGeneral Purpose Relay SPST-NO (1 Form A) 12VDC Coil Chassis Mount | Omron Electronics Inc-EMC Div |
| 9 | 70MRCQ24-HL | I/O MOUNTING BOARD MINI 24POSI/O Module Rack 24 Channel | Grayhill Inc. |