| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | 2903359 | RELAY GEN PURPOSE SPST 50MA 24VGeneral Purpose with Socket Relay SPST-NO (1 Form A) DIN Rail | Phoenix Contact |
| 2 | SH4B-05C | SOCKET DIN MOUNT FINGERSAFERelay Socket DIN Rail | IDEC |
| 3 | P2R-08A | SOCKET BACK MOUNT SLD G2R-2-SRelay Socket Panel Mount | Omron Automation and Safety |
| 4 | 70RCK16 | I/O MOUNTING BRD STANDARD 16POSI/O Module Rack 16 Channel | Grayhill Inc. |
| 5 | 9002-05-10 | RELAY RF SPST 500MA 5V | Coto Technology |
| 6 | MS-4H | I/O MOUNTING BOARD MINI 4POSI/O Module Rack 4 Channel | Sensata-Crydom |
| 7 | 2332-05-020 | RELAY RF DPST 500MA 5V | Coto Technology |
| 8 | G9SA-EX031-T30 | RELAY SAFETY EXP UNIT 3PExpansion Module G9SA Series | Omron Automation and Safety |
| 9 | CM1F-24V | CM RELAY 1 FORM C 24V | Panasonic Electric Works |