| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | MA-MT-275MU | MTRAK M275 MESSAGE UNIT | Digi International |
| 2 | SR131A00 | RELAY SAFETY DPST 1.5A 24VSafety Relay DPST-NO (2 Form A) DIN Rail | Omron Automation and Safety |
| 3 | AGQ20T12 | RELAY GEN PURPOSE DPDT 2A 12VGeneral Purpose Relay DPDT (2 Form C) Through Hole | Panasonic Electric Works |
| 4 | V23101D 107A201 | RELAY GEN PURPOSE SPDT 1.25A 24VGeneral Purpose Relay SPDT (1 Form C) Through Hole | TE Connectivity Potter & Brumfield Relays |
| 5 | RSL116082-S | STAINLESS STEEL ALTERNATIVERelay | Amphenol Pcd |
| 6 | 8869430000 | SCM-I 4CO PRelay Socket DIN Rail | Weidmuller |
| 7 | 2963941 | RELAY SAFETY 3PST 6A 24VSafety Relay 3PST-NO (3 Form A) 24VAC/DC Coil DIN Rail | Phoenix Contact |
| 8 | MKS2PIDC12 | RELAY GEN PURPOSE DPDT 10A 12VGeneral Purpose Relay DPDT (2 Form C) 12VDC Coil Socketable | Omron Automation and Safety |
| 9 | KUP-11A55-120 | RELAY GEN PURPOSE DPDT 10A 120VGeneral Purpose Relay DPDT (2 Form C) 120VAC Coil Chassis Mount | TE Connectivity Potter & Brumfield Relays |