| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | 2903337 | RELAY GEN PURPOSE SPDT 50MA 24VGeneral Purpose with Socket Relay SPDT (1 Form C) DIN Rail | Phoenix Contact |
| 2 | D3423 | RELAY TELECOM DPDT 2A 5VTelecom Relay DPDT (2 Form C) Through Hole | TE Connectivity Potter & Brumfield Relays |
| 3 | TX2-L-24V-1 | RELAY TELECOM DPDT 1A 24VTelecom Relay DPDT (2 Form C) Through Hole | Panasonic Electric Works |
| 4 | DS2E-SL2-DC3V | RELAY GENERAL PURPOSE DPDT 2A 3VGeneral Purpose Relay DPDT (2 Form C) Through Hole | Panasonic Electric Works |
| 5 | 2900281 | PLC-BPT-230UC/21Relay | Phoenix Contact |
| 6 | DK1A-PS | SOCKET RELAY PC MNT FOR DK1ARelay Socket Through Hole | Panasonic Electric Works |
| 7 | MGN1X-DC12 | RELAY GEN PURPOSE SPST 30A 12VGeneral Purpose Relay SPST-NO (DM) (1 Form X) 12VDC Coil Chassis Mount | Omron Automation and Safety |
| 8 | G6CU-2114P-US-DC5 | RELAY GENERAL PURPOSE DPST 8A 5VGeneral Purpose Relay DPST-NO/NC (1 Form A, 1 From B) 5VDC Coil Through Hole | Omron Electronics Inc-EMC Div |
| 9 | 70RCK24-HL | I/O MOUNTING BRD STANDARD 24POSI/O Module Rack 24 Channel | Grayhill Inc. |