| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-275MU | MTRAK M275 MESSAGE UNIT | Digi International |
| 2 | RSE116683-S | STAINLESS STEEL ALTERNATIVERelay | Amphenol Pcd |
| 3 | P2RF-08-PU | SOCKTG2R-2-S(S) H3RN-2-B K7L-BRelay | Omron Automation and Safety |
| 4 | ZRLS12NA | DIN RAIL RLY SCKT 12/24VAC/DCRelay | Carlo Gavazzi Inc. |
| 5 | 1-1904045-3 | V23333Z0002A010-EV-100Relay | TE Connectivity Potter & Brumfield Relays |
| 6 | NC2D-P-DC5V | RELAY GENERAL PURPOSE DPDT 5A 5VGeneral Purpose Relay DPDT (2 Form C) 5VDC Coil Through Hole | Panasonic Electric Works |
| 7 | OJE-SS-124DM,000 | RELAY GEN PURPOSE SPST 5A 24VGeneral Purpose Relay SPST-NO (1 Form A) 24VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 8 | 2979472 | I/O MOUNTING BOARD 32POSI/O Module Rack 32 Channel | Phoenix Contact |
| 9 | 70G-OAC5A-L | OUTPUT MODULE AC G5 20MA 5VDCAC Output Module Output Module 0.03 ~ 3.5A 24 ~ 280VAC (240VAC Nom) Output 5VDC (4 ~ 6VDC) Suppl... | Grayhill Inc. |