| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | 2900282 | PLC-BPT- 12DC/21-21Relay | Phoenix Contact |
| 2 | 2271390 | PLUG-IN BASE STD I/O MODULESRelay Socket Through Hole | Phoenix Contact |
| 3 | EV500-5B | RELAY GEN PURPOSE SPST 750A 24VGeneral Purpose Relay SPST-NO (DM) (1 Form X) 24VDC Coil Chassis Mount | TE Connectivity Aerospace, Defense and Marine |
| 4 | 7-1393303-3 | V23134J0052D642Relay Coil | TE Connectivity Potter & Brumfield Relays |
| 5 | MS-4 | I/O MOUNTING BOARD MINI 4POSI/O Module Rack 4 Channel | Sensata-Crydom |
| 6 | MS-8H | I/O MOUNTING BOARD MINI 8POSI/O Module Rack 8 Channel | Sensata-Crydom |
| 7 | MS-16H | I/O MOUNTING BOARD MINI 16POSI/O Module Rack 16 Channel | Sensata-Crydom |
| 8 | MS-24H | I/O MOUNTING BOARD MINI 24POSI/O Module Rack 24 Channel | Sensata-Crydom |
| 9 | 70GRCP32-HL | I/O MOUNTING BOARD G5 32POSI/O Module Rack 32 Channel | Grayhill Inc. |