| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | AGQ20TS4HX | RELAY GEN PURPOSE DPDT 2A 4.5VGeneral Purpose Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 2 | V23026A1002B201 | RELAY GEN PURPOSE SPDT 1A 12VGeneral Purpose Relay SPDT (1 Form C) Through Hole | TE Connectivity Potter & Brumfield Relays |
| 3 | C93419 | RELAY TELECOM DPDT 2A 24VTelecom Relay DPDT (2 Form C) Through Hole | TE Connectivity Potter & Brumfield Relays |
| 4 | D3212 | RELAY TELECOM DPDT 2A 24VTelecom Relay DPDT (2 Form C) Through Hole | TE Connectivity Potter & Brumfield Relays |
| 5 | 2980377 | TERM BLOCKRelay | Phoenix Contact |
| 6 | HC3-PS-K | SOCKET PCB W/CLIP FOR HC3 RELAYRelay Socket Through Hole | Panasonic Electric Works |
| 7 | 2972990 | VARIOFACE MODULE 16 PLUGGABLEI/O Module Rack 16 Channel | Phoenix Contact |
| 8 | 2972835 | I/O MOUNTING BOARD 4POSI/O Module Rack 4 Channel | Phoenix Contact |
| 9 | PB-16SM-V | I/O MOUNTING BOARD MINI 16POSI/O Module Rack 16 Channel | Sensata-Crydom |