| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | 20-101-1253 | BOARD SERIAL COMM RCM56/57XX | Digi International |
| 2 | TX2-L-5V | RELAY TELECOM DPDT 2A 5VTelecom Relay DPDT (2 Form C) Through Hole | Panasonic Electric Works |
| 3 | RSN116030 | 4 POLERelay | Amphenol Pcd |
| 4 | 911342 | RSRM 1 24VDC DPDT 10A RELAYRelay | Weidmuller |
| 5 | NC4D-DC12V | RELAY GEN PURPOSE 4PDT 5A 12VGeneral Purpose Relay 4PDT (4 Form C) 12VDC Coil Socketable | Panasonic Electric Works |
| 6 | DE1A-5V | RELAY GEN PURPOSE SPST 10A 5VGeneral Purpose Relay SPST-NO (1 Form A) 5VDC Coil Through Hole | Panasonic Electric Works |
| 7 | RP821024 | RELAY GEN PURPOSE DPDT 8A 24VGeneral Purpose Relay DPDT (2 Form C) 24VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 8 | 20C250 | R10 WIRE HOLD DOWN SPRING 4 POLEClip, Hold Down R10 Series | TE Connectivity Potter & Brumfield Relays |
| 9 | G3TC-IDC24 DC/AC 24 | INPUT MODULE DC 25MA 24VDCDC Input Module Output Module 12mA 24VDC Output 10 ~ 32VDC (24VDC Nom) Supply | Omron Automation and Safety |