| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-275MU | MTRAK M275 MESSAGE UNIT | Digi International |
| 2 | G6JU-2FL-Y DC4.5 | RELAY TELECOM DPDT 1A 4.5VTelecom Relay DPDT (2 Form C) Surface Mount | Omron Electronics Inc-EMC Div |
| 3 | TX2SA-L2-3V-Z | RELAY TELECOM DPDT 2A 3VTelecom Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 4 | SRSI230AC/DC | RELAY SOCKET 220-240VAC DCRelay | B&B SmartWorx, Inc. |
| 5 | RSE116663 | LOW PROFILE, 4 POLE/10 AMP, WCRelay | Amphenol Pcd |
| 6 | 2900448 | PLC-BPT- 5DC/ 1/ACTRelay | Phoenix Contact |
| 7 | HC1-PS-K | SOCKET PCB W/CLIP FOR HC1 RELAYSRelay Socket Through Hole | Panasonic Electric Works |
| 8 | 27E462 | SOCKET SCREW TERM 6P R10 RELAYSRelay Socket Chassis Mount | TE Connectivity Potter & Brumfield Relays |
| 9 | KHAU-17D12N-110 | RELAY GEN PURPOSE 4PDT 5A 110VGeneral Purpose Relay 4PDT (4 Form C) 110VDC Coil Socketable | TE Connectivity Potter & Brumfield Relays |