| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-275EU | MTRAK M275 EVENT UNIT | Digi International |
| 2 | 2966320 | RELAY GEN PURPOSE SPST 50MA 120VGeneral Purpose with Socket Relay SPST-NO (1 Form A) DIN Rail | Phoenix Contact |
| 3 | V23101D 6B201 | RELAY GEN PURPOSE SPDT 1.25A 12VGeneral Purpose Relay SPDT (1 Form C) Through Hole | TE Connectivity Potter & Brumfield Relays |
| 4 | G5V-2-H1 DC9 | RELAY GENERAL PURPOSE DPDT 1A 9VGeneral Purpose Relay DPDT (2 Form C) Through Hole | Omron Electronics Inc-EMC Div |
| 5 | SP4-PS | SOCKET PCB FOR SP4 RELAYSRelay Socket Through Hole | Panasonic Electric Works |
| 6 | HP3-SRS | SOCKET TERM SLD W/CLIP FOR HP3Relay Socket Panel Mount | Panasonic Electric Works |
| 7 | OAC5A | OUTPUT MODULE AC STD 20MA 5VDCAC Output Module Output Module 0.05 ~ 3.5A 24 ~ 280VAC (240VAC Nom) Output 5VDC (2.75 ~ 8VDC) S... | Sensata-Crydom |
| 8 | 9814-05-00TR | RELAY RF SPST 250MA 5V | Coto Technology |
| 9 | CB1A-R-24V | RELAY AUTOMOTIVE SPST 20A 24V | Panasonic Electric Works |