| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-RTU | REMOTE TERMINAL UNIT RTU | Digi International |
| 2 | 27E164 | SOCKET PHEN 6POLE FOR R10 SERRelay Socket Panel Mount | TE Connectivity Potter & Brumfield Relays |
| 3 | DK1A-PSL2 | SOCKET LATCH FOR 1FORMA DK RELAYRelay Socket Through Hole | Panasonic Electric Works |
| 4 | 2900446 | PLC-BPT- 24UC/21Relay | Phoenix Contact |
| 5 | SR102AM01 | RELAY SAFETY DPST 4A 24VSafety Relay DPST-NO (2 Form A) 24VAC/DC Coil DIN Rail | Omron Automation and Safety |
| 6 | LY4-AC24 | RELAY GEN PURPOSE 4PDT 10A 24VGeneral Purpose Relay 4PDT (4 Form C) 24VAC Coil Socketable | Omron Automation and Safety |
| 7 | 2961309 | RELAY GEN PURPOSE SPDT 16A 12VGeneral Purpose Relay SPDT (1 Form C) 12VDC Coil Through Hole | Phoenix Contact |
| 8 | MKS3PIN-5 AC24 | RELAY GEN PURPOSE 3PDT 10A 24VGeneral Purpose Relay 3PDT (3 Form C) 24VAC Coil Socketable | Omron Automation and Safety |
| 9 | RM607012 | RELAY GEN PURPOSE 3PST 10A 12VGeneral Purpose Relay 3PST-NO (3 Form A) 12VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |