| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-RTU | REMOTE TERMINAL UNIT RTU | Digi International |
| 2 | TQ2SA-L2-3V-Z | RELAY TELECOM DPDT 2A 3VTelecom Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 3 | 910456 | RSM 4 110VAC SPDT 10A SKTRelay | Weidmuller |
| 4 | RSE116670-S | STAINLESS STEEL ALTERNATIVERelay | Amphenol Pcd |
| 5 | 5521898 | CONN TERM BLOCKRelay | Phoenix Contact |
| 6 | MJN2C-E-AC120 | RELAY GEN PURPOSE DPDT 20A 120VGeneral Purpose Relay DPDT (2 Form C) 120VAC Coil Chassis Mount | Omron Automation and Safety |
| 7 | RTD14006 | RELAY GEN PURPOSE SPDT 16A 6VGeneral Purpose Relay SPDT (1 Form C) 6VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 8 | SFS4-DC12V | RELAY SAFETY 6PST 6A 12VSafety Relay 6PST-NO/NC (4 Form A, 2 Form B) 12VDC Coil Through Hole | Panasonic Industrial Automation Sales |
| 9 | 70RCK4R | I/O MOUNTING BOARD STANDARD 4POSI/O Module Rack 4 Channel | Grayhill Inc. |