| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-RTU | REMOTE TERMINAL UNIT RTU | Digi International |
| 2 | TX2SS-4.5V | RELAY TELECOM DPDT 2A 4.5VTelecom Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 3 | G6J-2FS-Y-TR DC12 | RELAY TELECOM DPDT 1A 12VTelecom Relay DPDT (2 Form C) Surface Mount | Omron Electronics Inc-EMC Div |
| 4 | SP4-SF | SOCKET RELAY SCREW FOR SP4 RELAYRelay Socket Chassis Mount | Panasonic Electric Works |
| 5 | JS1APF-B-24V-F | RELAY GEN PURPOSE SPST 10A 24VGeneral Purpose Relay SPST-NO (1 Form A) 24VDC Coil Through Hole | Panasonic Electric Works |
| 6 | DSP1-DC9V-F | RELAY GENERAL PURPOSE DPST 5A 9VGeneral Purpose Relay DPST-NO/NC (1 Form A, 1 From B) 9VDC Coil Through Hole | Panasonic Electric Works |
| 7 | P7TF-OS16-1 DC12-OLD | RELAY BLK OUTBASE ONLY 12VDCI/O Module Rack Channel | Omron Automation and Safety |
| 8 | CB1A-M-24V | RELAY AUTOMOTIVE SPST 20A 24V | Panasonic Electric Works |
| 9 | HK8 | HARDWARE KIT STANDOFF & SCREWSHardware Kit PM22 Series | Sensata-Crydom |