| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | 2271031 | PLUG-IN BASE STD I/O MOD W/SAFERelay Socket Through Hole | Phoenix Contact |
| 2 | HC4-PS-K | ACCY RELAY SOCKET W/CLIP HC4 PCBRelay Socket Through Hole | Panasonic Electric Works |
| 3 | SY2S-05 | SOCKET DIN MOUNT SCREW TYPERelay Socket DIN Rail | IDEC |
| 4 | 70RCK24 | I/O MOUNTING BRD STANDARD 24POSI/O Module Rack 24 Channel | Grayhill Inc. |
| 5 | 70GRCK24-HL | I/O MOUNTING BOARD G5 24POSI/O Module Rack 24 Channel | Grayhill Inc. |
| 6 | 2974901 | VARIOFACE OUTPUT MODULEI/O Module Rack 16 Channel | Phoenix Contact |
| 7 | 2200-2302 | RELAY RF SPST 500MA 5V | Coto Technology |
| 8 | 1-1462051-8 | RELAY RF SPDT 2A 4.5V | TE Connectivity Potter & Brumfield Relays |
| 9 | HS151 | HEATSINK SSR 1.5DEG C/W PNL MNTHeat Sink Multiple Series | Sensata-Crydom |