| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-275EU | MTRAK M275 EVENT UNIT | Digi International |
| 2 | 76000954-2 | 76000954 2-PACK | Digi International |
| 3 | 2903278 | RELAY GEN PURPOSE 3PDT 10A 24VGeneral Purpose with Socket Relay 3PDT (3 Form C) 24VDC Coil DIN Rail | Phoenix Contact |
| 4 | ALQ306 | RELAY GEN PURPOSE SPST 10A 6VGeneral Purpose Relay SPST-NO (1 Form A) 6VDC Coil Through Hole | Panasonic Electric Works |
| 5 | G7L-2A-TUBJ-80-CB DC24 | RELAY GEN PURPOSE DPST 25A 24VGeneral Purpose Relay DPST-NO (2 Form A) 24VDC Coil Chassis Mount | Omron Electronics Inc-EMC Div |
| 6 | XT374T30 | RELAY GEN PURPOSE SPDT 16A 230VGeneral Purpose Relay SPDT (1 Form C) 230VAC Coil Socketable | TE Connectivity Potter & Brumfield Relays |
| 7 | 70MRCK16-EC | I/O MOUNTING BOARD MINI 16POSI/O Module Rack 16 Channel | Grayhill Inc. |
| 8 | 20C176 | SPRING HOLD-DOWN FOR SOCKET MNTClip, Hold Down KRPA and KRP | TE Connectivity Potter & Brumfield Relays |
| 9 | 2962191 | I/O MOUNTING BOARD 16POSI/O Module Rack 16 Channel | Phoenix Contact |