| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-RTU | REMOTE TERMINAL UNIT RTU | Digi International |
| 2 | ADJ23005 | RELAY GEN PURPOSE SPST 16A 5VGeneral Purpose Relay SPST-NO (1 Form A) 5VDC Coil Through Hole | Panasonic Electric Works |
| 3 | SF4D-DC12V | RELAY SAFETY 8PST 6A 12VSafety Relay 8PST-NO/NC (4 Form A, 4 Form B) 12VDC Coil Through Hole | Panasonic Electric Works |
| 4 | 70MRCK8-EC | I/O MOUNTING BOARD MINI 8POSI/O Module Rack 8 Channel | Grayhill Inc. |
| 5 | 70L-OACA-L | OUTPUT MODULE AC 7MA 5VDCAC Output Module Output Module 0.03 ~ 2A 24 ~ 280VAC (240VAC Nom) Output 5VDC (4.5 ~ 28VDC) Supply | Grayhill Inc. |
| 6 | ARS3012 | ARS RELAY 1 FORM C REV 12V | Panasonic Electric Works |
| 7 | CB1A-P-24V | RELAY AUTOMOTIVE SPST 20A 24V | Panasonic Electric Works |
| 8 | LY2F-COVER BY OMI | RELAY TERMINAL COVERSCover, Terminal LY Series | Omron Automation and Safety |
| 9 | G6Y-1 DC9 | RELAY RF SPDT 10MA 9V | Omron Electronics Inc-EMC Div |