| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-275EU | MTRAK M275 EVENT UNIT | Digi International |
| 2 | TXS2-1.5V | RELAY GEN PURPOSE DPDT 1A 1.5VGeneral Purpose Relay DPDT (2 Form C) Through Hole | Panasonic Electric Works |
| 3 | G6E-134P-US DC12 | RELAY GEN PURPOSE SPDT 2A 12VGeneral Purpose Relay SPDT (1 Form C) Through Hole | Omron Electronics Inc-EMC Div |
| 4 | SP2-P-DC48V | RELAY GEN PURPOSE DPDT 15A 48VGeneral Purpose Relay DPDT (2 Form C) 48VDC Coil Through Hole | Panasonic Electric Works |
| 5 | HE2AN-Q-AC120V | RELAY GEN PURPOSE DPST 25A 120VGeneral Purpose Relay DPST-NO (2 Form A) 120VAC Coil Chassis Mount | Panasonic Electric Works |
| 6 | HEV2AN-P-DC6V | RELAY GEN PURPOSE DPST 20A 6VDCGeneral Purpose Relay DPST-NO (2 Form A) 6VDC Coil Through Hole | Panasonic Electric Works |
| 7 | RY610048 | RELAY GEN PURPOSE SPDT 8A 48VGeneral Purpose Relay SPDT (1 Form C) 48VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 8 | RY533024 | RELAY GEN PURPOSE SPST 8A 24VGeneral Purpose Relay SPST-NO (1 Form A) 24VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 9 | PB-4H | I/O MOUNTING BOARD STANDARD 4POSI/O Module Rack 4 Channel | Sensata-Crydom |