| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | 2900282 | PLC-BPT- 12DC/21-21Relay | Phoenix Contact |
| 2 | 8869360000 | SRD-I 2CORelay Socket DIN Rail | Weidmuller |
| 3 | PA1A-PS | SOCKET PCB FOR PA1A RELAYSRelay Socket Through Hole | Panasonic Electric Works |
| 4 | S2EB-L2-5V | RELAY GENERAL PURPOSE 4PST 4A 5VGeneral Purpose Relay 4PST-NO/NC (2 Form A, 2 Form B) 5VDC Coil Through Hole | Panasonic Electric Works |
| 5 | 70GRCK4 | I/O MOUNTING BOARD G5 4POSI/O Module Rack 4 Channel | Grayhill Inc. |
| 6 | 2972990 | VARIOFACE MODULE 16 PLUGGABLEI/O Module Rack 16 Channel | Phoenix Contact |
| 7 | 2-1462051-4 | RELAY RF SPDT 2A 5V | TE Connectivity Potter & Brumfield Relays |
| 8 | 4-1393209-2 | BLK DUST COVER FOR T90N SERIESCover, Dust T90N Series | TE Connectivity Potter & Brumfield Relays |
| 9 | G3TA-IAZR02S AC100-240 | INPUT MODULE AC 5MA 4-32VDCAC Input Module Output Module 25mA 4 ~ 32VDC Output 100 ~ 240VAC Supply | Omron Automation and Safety |