| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-275EU | MTRAK M275 EVENT UNIT | Digi International |
| 2 | 2950695 | RELAY MODULE 4PDTRelay Socket DIN Rail | Phoenix Contact |
| 3 | P7S-B | P7S-BRelay | Omron Automation and Safety |
| 4 | SP2-P-DC48V | RELAY GEN PURPOSE DPDT 15A 48VGeneral Purpose Relay DPDT (2 Form C) 48VDC Coil Through Hole | Panasonic Electric Works |
| 5 | RM809024 | RELAY GEN PURPOSE DPDT 25A 24VGeneral Purpose Relay DPDT (2 Form C) 24VDC Coil DIN Rail | TE Connectivity Potter & Brumfield Relays |
| 6 | RU4S-C-A24 | RELAY PLUG-IN 4PDT 6A 24VACGeneral Purpose Relay 4PDT (4 Form C) 24VAC Coil Socketable | IDEC |
| 7 | AT8-DA4 | MOUNTING FRAME DIN48Panel Mount Adapter, Frame Multiple Series | Panasonic Industrial Automation Sales |
| 8 | 2022104-1 | ACCY RETAIN CLIP DIN SCKTClip, Hold Down RT78726 Socket, SCHRACK | TE Connectivity Potter & Brumfield Relays |
| 9 | 70G-IDC24 | INPUT MODULE DC 18MA 24VDCDC Input Module Output Module 10mA 24VDC Output 3 ~ 32VDC Supply | Grayhill Inc. |