| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-RTU | REMOTE TERMINAL UNIT RTU | Digi International |
| 2 | DS1E-M-DC5V | RELAY GENERAL PURPOSE SPDT 2A 5VGeneral Purpose Relay SPDT (1 Form C) Through Hole | Panasonic Electric Works |
| 3 | G6J-2P-Y DC5 | RELAY TELECOM DPDT 1A 5VTelecom Relay DPDT (2 Form C) Through Hole | Omron Electronics Inc-EMC Div |
| 4 | 2967222 | 6.2MM PLC SENSOR TERM BLOCKSRelay Socket DIN Rail | Phoenix Contact |
| 5 | JRS200300 | QUICK MOUNT, 2 POLERelay | Amphenol Pcd |
| 6 | 8869480000 | SRC-1 2CO NRelay Socket DIN Rail | Weidmuller |
| 7 | SR101A01 | RELAY SAFETY DPST 4A 24VSafety Relay DPST-NO (2 Form A) 24VAC/DC Coil DIN Rail | Omron Automation and Safety |
| 8 | KRPA-11AY-120 | RELAY GEN PURPOSE DPDT 5A 120VGeneral Purpose Relay DPDT (2 Form C) 120VAC Coil Socketable | TE Connectivity Potter & Brumfield Relays |
| 9 | PT570615 | RELAY GEN PURPOSE 4PDT 6A 115VGeneral Purpose Relay 4PDT (4 Form C) 115VAC Coil Socketable | TE Connectivity Potter & Brumfield Relays |