| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-RTU | REMOTE TERMINAL UNIT RTU | Digi International |
| 2 | HC4E-H-AC115V | RELAY GEN PURPOSE 4PDT 2A 115VGeneral Purpose Relay 4PDT (4 Form C) Socketable | Panasonic Electric Works |
| 3 | AGQ21TA4HX | RELAY GEN PURPOSE DPDT 2A 4.5VGeneral Purpose Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 4 | C93401 | RELAY TELECOM DPDT 2A 5VTelecom Relay DPDT (2 Form C) Through Hole | TE Connectivity Potter & Brumfield Relays |
| 5 | 5521856 | FLKMI/O/G4Relay Socket DIN Rail | Phoenix Contact |
| 6 | G2R-1-SN AC24(S) | RELAY GEN PURPOSE SPDT 10A 24VGeneral Purpose Relay SPDT (1 Form C) 24VAC Coil Socketable | Omron Automation and Safety |
| 7 | 8-1393238-4 | RELAY GEN PURPRelay Coil | TE Connectivity Potter & Brumfield Relays |
| 8 | PB24 | I/O MOUNTING BRD STANDARD 24POSI/O Module Rack 24 Channel | Sensata-Crydom |
| 9 | 70-IAC15A | INPUT MODULE AC 6MA 15VDCAC Input Module Output Module 10mA 15VDC Output 180 ~ 280VAC (240VAC Nom) Supply | Grayhill Inc. |