| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-275MU | MTRAK M275 MESSAGE UNIT | Digi International |
| 2 | IM04TS | RELAY TELECOM DPDT 2A 6VTelecom Relay DPDT (2 Form C) Through Hole | TE Connectivity Potter & Brumfield Relays |
| 3 | AGQ200A12Z | RELAY TELECOM DPDT 2A 12VTelecom Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 4 | 2963954 | RELAY SAFETY 4PST 6A 24VSafety Relay SPST-NO (1 Form A) x 4 24VAC/DC Coil DIN Rail | Phoenix Contact |
| 5 | G5LE-1A4 DC3 | RELAY GEN PURPOSE SPST 10A 3VGeneral Purpose Relay SPST-NO (1 Form A) 3VDC Coil Through Hole | Omron Electronics Inc-EMC Div |
| 6 | G7J-3A1B-B-W1 DC24 | RELAY GEN PURPOSE 4PST 25A 24VGeneral Purpose Relay 4PST-NO/NC (3 From A, 1 Form B) 24VDC Coil Chassis Mount | Omron Automation and Safety |
| 7 | G2RV-SL700 DC24 (DC21) | RELAY GEN PURPOSE SPDT 6A 24VGeneral Purpose with Socket Relay SPDT (1 Form C) 24VDC Coil DIN Rail | Omron Automation and Safety |
| 8 | 70RCK24 | I/O MOUNTING BRD STANDARD 24POSI/O Module Rack 24 Channel | Grayhill Inc. |
| 9 | 2972880 | CONN TERM BLOCKI/O Module Rack Channel | Phoenix Contact |