| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-275MU | MTRAK M275 MESSAGE UNIT | Digi International |
| 2 | AGQ20TS24X | RELAY GEN PURPOSE DPDT 2A 24VGeneral Purpose Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 3 | HG3-SFDUL | SOCKET W/CLIP SCRW DIN HG3 RELAYRelay Socket DIN Rail | Panasonic Electric Works |
| 4 | PYF-08-PU-L | SOCKET FOR H3Y(N)-2-B TIMERSRelay | Omron Automation and Safety |
| 5 | PT270615 | RELAY GEN PURPOSE DPDT 12A 115VGeneral Purpose Relay DPDT (2 Form C) 115VAC Coil Socketable | TE Connectivity Potter & Brumfield Relays |
| 6 | 5-1393238-6 | RTD1L012Relay Coil | TE Connectivity Potter & Brumfield Relays |
| 7 | ALZ51F05W | RELAY GEN PURPOSE SPST 16A 5VGeneral Purpose Relay SPST-NO (1 Form A) 5VDC Coil Through Hole | Panasonic Electric Works |
| 8 | T92S7D14-24 | RELAY GEN PURPOSE DPST 30A 24VGeneral Purpose Relay DPST-NO (2 Form A) 24VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 9 | RTX3-1AT-B024 | RELAY GEN PURPOSE SPST 16A 24VGeneral Purpose Relay SPST-NO (1 Form A) 24VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |