| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | TX2SA-5V-1 | RELAY TELECOM DPDT 1A 5VTelecom Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 2 | TQ2SS-5V | RELAY TELECOM DPDT 2A 5VTelecom Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 3 | TX2SS-5V-Z | RELAY TELECOM DPDT 2A 5VTelecom Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 4 | 2900253 | PLC-BPT- 12DC/21HCRelay | Phoenix Contact |
| 5 | 2900931 | RIF-1-BPT/2X21Relay | Phoenix Contact |
| 6 | T9GV1L14-22 | T9GV1L14-22General Purpose Relay SPST-NO (1 Form A) 22VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 7 | RP818730 | RELAY GEN PURPOSE SPDT 12A 230VGeneral Purpose Relay SPDT (1 Form C) 230VAC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 8 | 5602114 | CONN TERM BLOCKI/O Module Rack Channel | Phoenix Contact |
| 9 | 70MRCK24-HS | I/O MOUNTING BOARD MINI 24POSI/O Module Rack 24 Channel | Grayhill Inc. |