| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-275EU | MTRAK M275 EVENT UNIT | Digi International |
| 2 | JRS300101 | QUICK MOUNT, 3 POLE WCRelay | Amphenol Pcd |
| 3 | 27E130 | SOCKET 6P PC MNT 5TGR R10 SERIESRelay Socket Through Hole | TE Connectivity Potter & Brumfield Relays |
| 4 | 27E121 | SOCKET RELAY SCREW TERM KURelay Socket Chassis Mount | TE Connectivity Potter & Brumfield Relays |
| 5 | PT570L24 | RELAY GEN PURPOSE 4PDT 6A 24VGeneral Purpose Relay 4PDT (4 Form C) 24VDC Coil Socketable | TE Connectivity Potter & Brumfield Relays |
| 6 | G2R-2A-DC12 | RELAY GEN PURPOSE DPST 5A 12VGeneral Purpose Relay DPST-NO (2 Form A) 12VDC Coil Through Hole | Omron Electronics Inc-EMC Div |
| 7 | 70M-IDC5 | INPUT MODULE DC 18MA 5VDCDC Input Module Output Module 10mA 5VDC Output 3 ~ 32VDC Supply | Grayhill Inc. |
| 8 | PB-8SM-B | I/O MOUNTING BOARD MINI 8POSI/O Module Rack 8 Channel | Sensata-Crydom |
| 9 | 70G-ODC5R | OUTPUT MODULE G5 10MA 5VDCDC Output Module Output Module 0.5A 0 ~ 120VAC, 0 ~ 100VDC Output 5VDC (4.8 ~ 6VDC) Supply | Grayhill Inc. |