| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-275EU | MTRAK M275 EVENT UNIT | Digi International |
| 2 | 3SBC1518A2 | RELAY GEN PURPOSE DPDT 2A 26.5VGeneral Purpose Relay DPDT (2 Form C) Through Hole | TE Connectivity Aerospace, Defense and Marine |
| 3 | 2967811 | PLC-HC BASIC TERM BLOCK 120VRelay Socket DIN Rail | Phoenix Contact |
| 4 | 2980238 | 6.2MM PLC BASIC TERM BLOCK 5VRelay Socket DIN Rail | Phoenix Contact |
| 5 | P6C-08P | SOCKET BACK-CONNECTING FOR G6CKRelay Socket Through Hole | Omron Electronics Inc-EMC Div |
| 6 | KRPA-11DG-48 | RELAY GEN PURPOSE DPDT 10A 48VGeneral Purpose Relay DPDT (2 Form C) 48VDC Coil Socketable | TE Connectivity Potter & Brumfield Relays |
| 7 | RT4S4R24 | RELAY GEN PURPOSE DPDT 8A 24VGeneral Purpose with Socket Relay DPDT (2 Form C) 24VAC Coil DIN Rail | TE Connectivity Potter & Brumfield Relays |
| 8 | P7TF-IS16 DC24V | RELAY BLK INPUT 16POS NPN DC COII/O Module Rack 16 Channel | Omron Automation and Safety |
| 9 | ARE13A4H | RELAY RF SPDT 500MA 4.5V | Panasonic Electric Works |