| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-275MU | MTRAK M275 MESSAGE UNIT | Digi International |
| 2 | DS1E-S-DC12V | RELAY GEN PURPOSE SPDT 2A 12VGeneral Purpose Relay SPDT (1 Form C) Through Hole | Panasonic Electric Works |
| 3 | RSE116694 | LOW PROFILE, 2 POLE/10 AMP, LCRelay | Amphenol Pcd |
| 4 | 27E636 | RELAY SOCKET 2 POLE PC STAGRelay Socket Through Hole | TE Connectivity Potter & Brumfield Relays |
| 5 | 2700467 | RELAY SAFETY 3PST-NO 6A 24VSafety Relay 3PST-NO (3 Form A) 24VDC Coil DIN Rail | Phoenix Contact |
| 6 | JS1-6V-F | RELAY GEN PURPOSE SPDT 10A 6VGeneral Purpose Relay SPDT (1 Form C) 6VDC Coil Through Hole | Panasonic Electric Works |
| 7 | KC-11 | RELAY GEN PURPOSE SPDT 50A 26.5VGeneral Purpose Relay SPDT (1 Form C) 26.5VDC Coil Panel Mount | TE Connectivity Aerospace, Defense and Marine |
| 8 | G2R-1A-E-T130 DC24 | RELAY GEN PURPOSE SPST 16A 24VGeneral Purpose Relay SPST-NO (1 Form A) 24VDC Coil Through Hole | Omron Electronics Inc-EMC Div |
| 9 | 70MRCK16-HL | I/O MOUNTING BOARD MINI 16POSI/O Module Rack 16 Channel | Grayhill Inc. |