| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | EE2-12SNU | RELAY GEN PURPOSE DPDT 2A 12VGeneral Purpose Relay DPDT (2 Form C) Surface Mount | KEMET |
| 2 | TX2SA-4.5V | RELAY TELECOM DPDT 2A 4.5VTelecom Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 3 | TQ2-L2-5V | RELAY TELECOM DPDT 1A 5VTelecom Relay DPDT (2 Form C) Through Hole | Panasonic Electric Works |
| 4 | RSE120151-S | STAINLESS STEEL ALTERNATIVERelay | Amphenol Pcd |
| 5 | HC4-PS-K | ACCY RELAY SOCKET W/CLIP HC4 PCBRelay Socket Through Hole | Panasonic Electric Works |
| 6 | 4-2158100-6 | RZL3-1C4-L012-WRelay Coil | TE Connectivity Potter & Brumfield Relays |
| 7 | 70RCK16-HS | I/O MOUNTING BRD STANDARD 16POSI/O Module Rack 16 Channel | Grayhill Inc. |
| 8 | 2972819 | CONN TERM BLOCKI/O Module Rack Channel | Phoenix Contact |
| 9 | 70L-IDC | INPUT MODULE DC 18MA 5VDCDC Input Module Output Module 6mA 5VDC Output 0 ~ 32VDC Supply | Grayhill Inc. |