| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | AGQ21TS1HX | RELAY GEN PURPOSE DPDT 2A 1.5VGeneral Purpose Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 2 | 5521322 | FLKM4-I/O-G4Relay Socket DIN Rail | Phoenix Contact |
| 3 | RPM1P | RP RELAY SOCKETRelay Socket DIN Rail | Carlo Gavazzi Inc. |
| 4 | 282435-2 | RELAY HSG.W.SEC.LOCK.ASSY9 POSRelay | TE Connectivity Potter & Brumfield Relays |
| 5 | SZX-SLF-14 | SZR SOCKETTRACK MNTING SOCKETRelay Socket DIN Rail | Honeywell Sensing and Productivity Solutions |
| 6 | 2-1415898-4 | RELAY GEN PURPOSE SPST 16A 24VGeneral Purpose Relay SPST-NO (1 Form A) 24VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 7 | G2R-1-SNI DC24(S) | RELAY GEN PURPOSE SPDT 10A 24VGeneral Purpose Relay SPDT (1 Form C) 24VDC Coil Socketable | Omron Automation and Safety |
| 8 | PB-4R | I/O MOUNTING BOARD STANDARD 4POSI/O Module Rack 4 Channel | Sensata-Crydom |
| 9 | 73G-OI420 | I/O MODULE 4-20MA 12-BIT;3.90UAAnalog Output Module Output Module Output Supply | Grayhill Inc. |