| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | TXS2SA-3V-1 | TX-S RELAYGeneral Purpose Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 2 | TQ2-L2-5V | RELAY TELECOM DPDT 1A 5VTelecom Relay DPDT (2 Form C) Through Hole | Panasonic Electric Works |
| 3 | 912554 | OS3/1 GSE G4 I/O SKT 1 CH.Relay | Weidmuller |
| 4 | RU4S-C-A24 | RELAY PLUG-IN 4PDT 6A 24VACGeneral Purpose Relay 4PDT (4 Form C) 24VAC Coil Socketable | IDEC |
| 5 | FC-325-2 | RELAY GEN PURPOSE 3PST 25A 28VGeneral Purpose Relay 3PST-NO (DM) (3 Form X) 28VDC Coil Chassis Mount | TE Connectivity Aerospace, Defense and Marine |
| 6 | 70RCK4R | I/O MOUNTING BOARD STANDARD 4POSI/O Module Rack 4 Channel | Grayhill Inc. |
| 7 | 70RCK24-HS | I/O MOUNTING BRD STANDARD 24POSI/O Module Rack 24 Channel | Grayhill Inc. |
| 8 | 2974891 | CONN TERM BLOCKI/O Module Rack Channel | Phoenix Contact |
| 9 | 2962201 | I/O MOUNTING BOARD 16POSI/O Module Rack 16 Channel | Phoenix Contact |