| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | AGQ21TA4HX | RELAY GEN PURPOSE DPDT 2A 4.5VGeneral Purpose Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 2 | SR3P-06 | SOCKET DIN MOUNT SCREW TYPERelay Socket DIN Rail | IDEC |
| 3 | HJ2-SFD-S | SOCKET TERM 2CHAN FOR HJ2 RELAYSRelay Socket DIN Rail | Panasonic Electric Works |
| 4 | KUHP-5D51-24 | RELAY GEN PURPOSE SPDT 30A 24VGeneral Purpose Relay SPDT (1 Form C) 24VDC Coil Chassis Mount | TE Connectivity Potter & Brumfield Relays |
| 5 | 70RCK24 | I/O MOUNTING BRD STANDARD 24POSI/O Module Rack 24 Channel | Grayhill Inc. |
| 6 | 70MRCK8-HL | I/O MOUNTING BOARD MINI 8POSI/O Module Rack 8 Channel | Grayhill Inc. |
| 7 | 9903-05-20TR | RELAY RF SPST 250MA 5V | Coto Technology |
| 8 | PB-16M-C | I/O MOUNTING BOARD MINI 16POSI/O Module Rack 16 Channel | Sensata-Crydom |
| 9 | DRIDC5A | INPUT MODULE DC 34MA 5VDCDC Input Module Output Module 28mA 5VDC Output 10 ~ 48VDC Supply | Sensata-Crydom |