| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-275MU | MTRAK M275 MESSAGE UNIT | Digi International |
| 2 | AGQ21TS03X | RELAY GEN PURPOSE DPDT 2A 3VGeneral Purpose Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 3 | RV8H-L-D12 | RV 6MM ASSEMBLED 12VDCGeneral Purpose with Socket Relay SPDT (1 Form C) 12VDC Coil DIN Rail | IDEC |
| 4 | T90N5D42-24 | RELAY GEN PURPOSE SPDT 20A 24VGeneral Purpose Relay SPDT (1 Form C) 24VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 5 | G6C-2117P-US-DC5 | RELAY GENERAL PURPOSE DPST 8A 5VGeneral Purpose Relay DPST-NO/NC (1 Form A, 1 From B) 5VDC Coil Through Hole | Omron Electronics Inc-EMC Div |
| 6 | 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 |
| 7 | ARS14Y4H | RELAY RF SPDT 500MA 4.5V | Panasonic Electric Works |
| 8 | RGC1A60D40KGU | RELAY SSR 32VDC 1PH 600V 40A | Carlo Gavazzi Inc. |
| 9 | OACM-UH | OUTPUT MODULE AC 44MA 15VDCAC Output Module Output Module 0.05 ~ 5A 24 ~ 280VAC (120VAC Nom) Output 15VDC (3 ~ 15VDC) Supply | TE Connectivity Potter & Brumfield Relays |