| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | TQ2-2M-5V | RELAY TELECOM DPDT 1A 5VTelecom Relay DPDT (2 Form D) Through Hole | Panasonic Electric Works |
| 2 | AGQ210A03Z | RELAY TELECOM DPDT 2A 3VTelecom Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 3 | TXD2-4.5V | RELAY GEN PURPOSE DPDT 2A 4.5VGeneral Purpose Relay DPDT (2 Form C) Through Hole | Panasonic Electric Works |
| 4 | TQ2SS-1.5V | RELAY TELECOM DPDT 2A 1.5VTelecom Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 5 | TX2-L-5V | RELAY TELECOM DPDT 2A 5VTelecom Relay DPDT (2 Form C) Through Hole | Panasonic Electric Works |
| 6 | 1904045-2 | V23333Z1001A008-EV-000Relay | TE Connectivity Potter & Brumfield Relays |
| 7 | 70LRCK16-HL | I/O MOUNTING BRD OPENLINE 16POSI/O Module Rack 16 Channel | Grayhill Inc. |
| 8 | PB-8 | I/O MOUNTING BOARD STANDARD 8POSI/O Module Rack 8 Channel | Sensata-Crydom |
| 9 | 70MRCQ24-EC | I/O MOUNTING BOARD MINI 24POSI/O Module Rack 24 Channel | Grayhill Inc. |