| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-RTU | REMOTE TERMINAL UNIT RTU | Digi International |
| 2 | JRE200201 | QUICK MOUNT, 2 POLE WCRelay | Amphenol Pcd |
| 3 | 2271235 | PLUG-IN BASE RELAY PIN PLATERelay | Phoenix Contact |
| 4 | HE1AN-S-DC12V | RELAY GEN PURPOSE SPST 30A 12VGeneral Purpose Relay SPST-NO (1 Form A) 12VDC Coil Chassis Mount | Panasonic Electric Works |
| 5 | MKS2PI-2 DC12 | RELAY GEN PURPOSE DPDT 10A 12VGeneral Purpose Relay DPDT (2 Form C) 12VDC Coil Socketable | Omron Automation and Safety |
| 6 | KUMP-11A18-120 | RELAY GEN PURPOSE DPDT 15A 120VGeneral Purpose Relay DPDT (2 Form C) 120VAC Coil Socketable | TE Connectivity Potter & Brumfield Relays |
| 7 | MY2N DC24 (S) | RELAY GEN PURPOSE DPDT 5A 24VGeneral Purpose Relay DPDT (2 Form C) 24VDC Coil Socketable | Omron Automation and Safety |
| 8 | 4-1415538-2 | RT114730WGRelay Coil | TE Connectivity Potter & Brumfield Relays |
| 9 | MS-4 | I/O MOUNTING BOARD MINI 4POSI/O Module Rack 4 Channel | Sensata-Crydom |