| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-RTU | REMOTE TERMINAL UNIT RTU | Digi International |
| 2 | 3SBH1138A2 | RELAY GEN PURPOSE 4PDT 2A 26.5VGeneral Purpose Relay 4PDT (4 Form C) Chassis Mount | TE Connectivity Aerospace, Defense and Marine |
| 3 | 910101 | RS 3A RLY SKT W/DIODERelay | Weidmuller |
| 4 | RSE500312 | SMITHS, LCRelay | Amphenol Pcd |
| 5 | 2900444 | PLC-BPT- 12DC/21Relay | Phoenix Contact |
| 6 | 25622080 | SOCKET DIN RAIL RELAY 11PIN OCTRelay Socket DIN Rail | Crouzet |
| 7 | 2271390 | PLUG-IN BASE STD I/O MODULESRelay Socket Through Hole | Phoenix Contact |
| 8 | G6DN-1A DC4.5 | RELAY GEN PURPOSE SPST 5A 4.5VGeneral Purpose Relay SPST-NO (1 Form A) 4.5VDC Coil Through Hole | Omron Electronics Inc-EMC Div |
| 9 | RTX3-1AT-B048 | RELAY GEN PURPOSE SPST 16A 48VGeneral Purpose Relay SPST-NO (1 Form A) 48VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |