| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | AGQ200A12Z | RELAY TELECOM DPDT 2A 12VTelecom Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 2 | TXD2-4.5V | RELAY GEN PURPOSE DPDT 2A 4.5VGeneral Purpose Relay DPDT (2 Form C) Through Hole | Panasonic Electric Works |
| 3 | G6SK2FHDC6 | RELAY TELECOM DPDT 2A 6VTelecom Relay DPDT (2 Form C) Surface Mount | Omron Electronics Inc-EMC Div |
| 4 | EC2-3TNU | RELAY GEN PURPOSE DPDT 2A 3VGeneral Purpose Relay DPDT (2 Form C) Through Hole | KEMET |
| 5 | NC2-JPL2S | SOCKET PCB FOR FLAT NC2D-JPL2Relay Socket Through Hole | Panasonic Electric Works |
| 6 | S4EB-L2-12V | RELAY GEN PURPOSE 4PST 4A 12VGeneral Purpose Relay SPST-NO (1 Form A) x 4 12VDC Coil Through Hole | Panasonic Electric Works |
| 7 | RP420012 | RELAY GEN PURPOSE DPDT 8A 12VGeneral Purpose Relay DPDT (2 Form C) 12VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 8 | 2IO4A | I/O MOUNTING BOARD STANDARD 4POSI/O Module Rack 4 Channel | TE Connectivity Potter & Brumfield Relays |
| 9 | 70MRCK24-RL | I/O MOUNTING BOARD MINI 24POSI/O Module Rack 24 Channel | Grayhill Inc. |