| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-RTU | REMOTE TERMINAL UNIT RTU | Digi International |
| 2 | TXS2-9V | RELAY GENERAL PURPOSE DPDT 1A 9VGeneral Purpose Relay DPDT (2 Form C) Through Hole | Panasonic Electric Works |
| 3 | AHKA21 | SOCKET SCREW TERM FOR AHK RELAYRelay Socket DIN Rail | Panasonic Electric Works |
| 4 | RV8H-L-D24 | RV 6MM ASSEMBLED 24VDCGeneral Purpose with Socket Relay SPDT (1 Form C) 24VDC Coil DIN Rail | IDEC |
| 5 | ADY10012 | RELAY GEN PURPOSE SPST 10A 12VGeneral Purpose Relay SPST-NO (1 Form A) 12VDC Coil Through Hole | Panasonic Electric Works |
| 6 | 9402-05-00 | RELAY RF SPST 500MA 5V | Coto Technology |
| 7 | HS259DR | HEATSINK DIN MNT FOR PM22 SSRHeat Sink PM22 Series | Sensata-Crydom |
| 8 | CB1-P-24V | RELAY AUTOMOTIVE SPDT 20A 24V | Panasonic Electric Works |
| 9 | CA1A-DC12V-N | RELAY AUTOMOTIVE SPST 30A 12V | Panasonic Electric Works |