| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-RTU | REMOTE TERMINAL UNIT RTU | Digi International |
| 2 | D3222 | RELAY TELECOM DPDT 2A 4.5VTelecom Relay DPDT (2 Form C) Through Hole | TE Connectivity Potter & Brumfield Relays |
| 3 | RSE120153-S | STAINLESS STEEL ALTERNATIVERelay | Amphenol Pcd |
| 4 | RSL116081 | EXTENDED HEIGHT, 4 POLE/10 AMP,Relay | Amphenol Pcd |
| 5 | 2950996 | RELAY MODULE 4PDTRelay Socket DIN Rail | Phoenix Contact |
| 6 | SR4M4021 | RELAY SAFETY 4PST 8A 21VSafety Relay 4PST-NO/NC (3 From A, 1 Form B) 21VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 7 | G2R-1-SN AC24(S) | RELAY GEN PURPOSE SPDT 10A 24VGeneral Purpose Relay SPDT (1 Form C) 24VAC Coil Socketable | Omron Automation and Safety |
| 8 | 1-1414286-0 | POWER F V23134Relay Coil | TE Connectivity AMP Connectors |
| 9 | G6B-2114P-FD-US DC12 | RELAY GEN PURPOSE DPST 5A 12VGeneral Purpose Relay DPST-NO/NC (1 Form A, 1 From B) 12VDC Coil Through Hole | Omron Electronics Inc-EMC Div |