| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | G6S-2G-TR DC3 | RELAY TELECOM DPDT 2A 3VTelecom Relay DPDT (2 Form C) Surface Mount | Omron Electronics Inc-EMC Div |
| 2 | TQ2SA-48V | RELAY TELECOM DPDT 2A 48VTelecom Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 3 | JRS400210 | QUICK MOUNT, 4 POLERelay | Amphenol Pcd |
| 4 | HC4-HSF-K | SOCKET SCRW FRONT WIRE HC4 RELAYRelay Socket Chassis Mount | Panasonic Electric Works |
| 5 | RZ03-1C4-D024 | RELAY GEN PURPOSE SPDT 16A 24VGeneral Purpose Relay SPDT (1 Form C) 24VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 6 | 70RCK4R | I/O MOUNTING BOARD STANDARD 4POSI/O Module Rack 4 Channel | Grayhill Inc. |
| 7 | 2900068 | CONN TERM BLOCKI/O Module Rack Channel | Phoenix Contact |
| 8 | 2833547 | RELAY RETAINING BRACKETClip and Release Lever PR1 Series | Phoenix Contact |
| 9 | 73G-OI420 | I/O MODULE 4-20MA 12-BIT;3.90UAAnalog Output Module Output Module Output Supply | Grayhill Inc. |