| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-RTU | REMOTE TERMINAL UNIT RTU | Digi International |
| 2 | DS1E-ML2-DC24V | RELAY GEN PURPOSE SPDT 2A 24VGeneral Purpose Relay SPDT (1 Form C) Through Hole | Panasonic Electric Works |
| 3 | VCFM-1000 | SOCKET PC MNT FOR VFM RELAYRelay Socket Through Hole | TE Connectivity Potter & Brumfield Relays |
| 4 | DK2A-L2-5V | RELAY GENERAL PURPOSE DPST 8A 5VGeneral Purpose Relay DPST-NO (2 Form A) 5VDC Coil Through Hole | Panasonic Electric Works |
| 5 | V23061B1006A401 | RELAY GEN PURPOSE SPDT 8A 18VGeneral Purpose Relay SPDT (1 Form C) 18VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 6 | SR4M4021 | RELAY SAFETY 4PST 8A 21VSafety Relay 4PST-NO/NC (3 From A, 1 Form B) 21VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 7 | DE1A1B-L2-24V | RELAY GEN PURPOSE DPST 8A 24VGeneral Purpose Relay DPST-NO/NC (1 Form A, 1 From B) 24VDC Coil Through Hole | Panasonic Electric Works |
| 8 | G2R-1-DC5 | RELAY GEN PURPOSE SPDT 10A 5VGeneral Purpose Relay SPDT (1 Form C) 5VDC Coil Through Hole | Omron Electronics Inc-EMC Div |
| 9 | G6K-2F-RF-T-TR03 DC6 | RELAY RF DPDT 1A 6V | Omron Electronics Inc-EMC Div |