| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-RTU | REMOTE TERMINAL UNIT RTU | Digi International |
| 2 | 2900311 | RELAY GEN PURPOSE SPDT 50MA 230VGeneral Purpose with Socket Relay SPDT (1 Form C) DIN Rail | Phoenix Contact |
| 3 | TQ2-L-3V | RELAY TELECOM DPDT 1A 3VTelecom Relay DPDT (2 Form C) Through Hole | Panasonic Electric Works |
| 4 | DS2E-S-DC12V | RELAY GEN PURPOSE DPDT 2A 12VGeneral Purpose Relay DPDT (2 Form C) Through Hole | Panasonic Electric Works |
| 5 | G7L-1A-TUB-J-CB-AC24 | RELAY GEN PURPOSE SPST 30A 24VGeneral Purpose Relay SPST-NO (1 Form A) 24VAC Coil Chassis Mount | Omron Electronics Inc-EMC Div |
| 6 | ALE75F05 | RELAY GEN PURPOSE SPST 16A 5VGeneral Purpose Relay SPST-NO (1 Form A) 5VDC Coil Through Hole | Panasonic Electric Works |
| 7 | T75S5D112-48 | RELAY GEN PURPOSE SPDT 14A 48VGeneral Purpose Relay SPDT (1 Form C) 48VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 8 | 70G-IAC24 | INPUT MODULE AC 8MA 24VDCAC Input Module Output Module 10mA 24VDC Output 90 ~ 140VAC (120VAC Nom) Supply | Grayhill Inc. |
| 9 | CB1-R-12V | RELAY AUTOMOTIVE SPDT 40A 12V | Panasonic Electric Works |