| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-275MU | MTRAK M275 MESSAGE UNIT | Digi International |
| 2 | SP2-SF | ACCY RELAY SOCKET SP SCREW TERMRelay Socket Chassis Mount | Panasonic Electric Works |
| 3 | G7L-1A-BUB-J-CB-DC12 | RELAY GEN PURPOSE SPST 30A 12VGeneral Purpose Relay SPST-NO (1 Form A) 12VDC Coil Chassis Mount | Omron Electronics Inc-EMC Div |
| 4 | G4A-1A-E DC24 BY | RELAY GEN PURPOSE SPST 20A 24VGeneral Purpose Relay SPST-NO (1 Form A) 24VDC Coil Through Hole | Omron Electronics Inc-EMC Div |
| 5 | CB1VF-D-12V | CB RELAY 1 FORM C 35A 12V | Panasonic Electric Works |
| 6 | 2900953 | RIF-RH-1 | Phoenix Contact |
| 7 | CB1F-T-D-12V | RELAY AUTOMOTIVE SPDT 40A 12V | Panasonic Electric Works |
| 8 | R1SE-0505-R | DC/DC CONVERTER 1W 5VIN 5VOUTIsolated Module DC DC Converter 1 Output 5V 200mA 4.5V - 5.5V Input | RECOM Power |
| 9 | 8869600000 | RIM-I 2 6/24VDC GNModule, LED and/or Protection SRC Sockets | Weidmuller |