| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-275EU | MTRAK M275 EVENT UNIT | Digi International |
| 2 | DRS4 | DIN-RAIL SOCKET FOUR CHAN RELAYRelay Socket DIN Rail | Sensata-Crydom |
| 3 | JS1A-B-5V-F | RELAY GEN PURPOSE SPST 10A 5VGeneral Purpose Relay SPST-NO (1 Form A) 5VDC Coil Through Hole | Panasonic Electric Works |
| 4 | RH4B-ULDC24V | RELAY PLUG-IN 4PDT 10A 24VDCGeneral Purpose Relay 4PDT (4 Form C) 24VDC Coil Socketable | IDEC |
| 5 | T9AV1L22-24 | RELAY GEN PURPOSE SPST 30A 24VGeneral Purpose Relay SPST-NO (1 Form A) 24VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 6 | RT444024F | RELAY GEN PURPOSE DPST 8A 24VGeneral Purpose Relay DPST-NO (2 Form A) 24VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 7 | ADY10005 | RELAY GEN PURPOSE SPST 10A 5VGeneral Purpose Relay SPST-NO (1 Form A) 5VDC Coil Through Hole | Panasonic Electric Works |
| 8 | G6K-2F-RF-T-TR03 DC3 | RELAY RF DPDT 1A 3V | Omron Electronics Inc-EMC Div |
| 9 | ACV11024 | RELAY AUTOMOTIVE SPDT 20A 24V | Panasonic Electric Works |