| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-RTU | REMOTE TERMINAL UNIT RTU | Digi International |
| 2 | EE2-4.5TNUH-L | RELAY GEN PURPOSE DPDT 2A 4.5VGeneral Purpose Relay DPDT (2 Form C) Surface Mount | KEMET |
| 3 | 3-1904045-6 | V23333Z0001B046-EV-896Relay | TE Connectivity Potter & Brumfield Relays |
| 4 | 2900444 | PLC-BPT- 12DC/21Relay | Phoenix Contact |
| 5 | G7J-3A1B-B-W1 DC24 | RELAY GEN PURPOSE 4PST 25A 24VGeneral Purpose Relay 4PST-NO/NC (3 From A, 1 Form B) 24VDC Coil Chassis Mount | Omron Automation and Safety |
| 6 | G6C-1117P-US-DC5 | RELAY GEN PURPOSE SPST 10A 5VGeneral Purpose Relay SPST-NO (1 Form A) 5VDC Coil Through Hole | Omron Electronics Inc-EMC Div |
| 7 | G6B-1114P-1-US-DC12 | RELAY GEN PURPOSE SPST 5A 12VGeneral Purpose Relay SPST-NO (1 Form A) 12VDC Coil Through Hole | Omron Electronics Inc-EMC Div |
| 8 | 9603180022 | RELAY RF SPST 500MA 3V | Standex-Meder Electronics |
| 9 | CGT-12M-4.0 | RELAY THERMAL OVERLOAD2.5-4AThermal Overload Relay CGMS Contactors | Carlo Gavazzi Inc. |