| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-275MU | MTRAK M275 MESSAGE UNIT | Digi International |
| 2 | 2966281 | RELAY GEN PURPOSE SPDT 50MA 120VGeneral Purpose with Socket Relay SPDT (1 Form C) DIN Rail | Phoenix Contact |
| 3 | G6JU-2P-Y DC4.5 | RELAY TELECOM DPDT 1A 4.5VTelecom Relay DPDT (2 Form C) Through Hole | Omron Electronics Inc-EMC Div |
| 4 | KUEP-11D15-125 | RELAY GEN PURPOSE DPDT 10A 125VGeneral Purpose Relay DPDT (2 Form C) 125VDC Coil Socketable | TE Connectivity Potter & Brumfield Relays |
| 5 | ALZ51B48 | RELAY GEN PURPOSE SPST 16A 48VGeneral Purpose Relay SPST-NO (1 Form A) 48VDC Coil Through Hole | Panasonic Electric Works |
| 6 | T92S11D22-12 | RELAY GEN PURPOSE DPDT 30A 12VGeneral Purpose Relay DPDT (2 Form C) 12VDC Coil Chassis Mount | TE Connectivity Potter & Brumfield Relays |
| 7 | 2979508 | VARIOFACE OUTPUT EXPANSION MODI/O Module Rack 16 Channel | Phoenix Contact |
| 8 | CB1AHF-12V | RELAY AUTOMOTIVE SPST 70A 12V | Panasonic Electric Works |
| 9 | CB1AH-T-R-M-12V | CB RELAY HR 1 FORM A 12V | Panasonic Electric Works |