| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-275MU | MTRAK M275 MESSAGE UNIT | Digi International |
| 2 | 2961121 | RELAY GEN PURPOSE SPDT 50MA 24VGeneral Purpose Relay SPDT (1 Form C) Through Hole | Phoenix Contact |
| 3 | G6KU-2G-Y-TR DC5 | RELAY TELECOM DPDT 1A 5VTelecom Relay DPDT (2 Form C) Surface Mount | Omron Electronics Inc-EMC Div |
| 4 | JRS200101 | QUICK MOUNT, 2 POLE WCRelay | Amphenol Pcd |
| 5 | 27E162 | SOCKET DP-2P R10 SERIESRelay Socket Panel Mount | TE Connectivity Potter & Brumfield Relays |
| 6 | S89R11AAC1-120 | RELAY IMPULSE DPDT 15A 120VImpulse Relay DPDT (2 Form C) 120VAC Coil Chassis Mount | TE Connectivity Potter & Brumfield Relays |
| 7 | 70-OAC5A | OUTPUT MODULE AC STD 16MA 5VDCAC Output Module Output Module 0.03 ~ 3.5A 24 ~ 280VAC (240VAC Nom) Output 5VDC (2.5 ~ 10VDC) S... | Grayhill Inc. |
| 8 | IDCM-5 | INPUT MODULE DC 34MA 5VDCDC Input Module Output Module 18mA 5VDC Output 3.3 ~ 32VDC (24VDC Nom) Supply | TE Connectivity Potter & Brumfield Relays |
| 9 | PSCRB8 | RELAY HOLD-DWN BRACKETS(2) 8 PINClip, Hold Down P1011-6 Socket | Littelfuse Inc. |