| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | 20-101-1253 | BOARD SERIAL COMM RCM56/57XX | Digi International |
| 2 | TX2-L2-9V | RELAY TELECOM DPDT 2A 9VTelecom Relay DPDT (2 Form C) Through Hole | Panasonic Electric Works |
| 3 | G6S-2 DC4.5 | RELAY TELECOM DPDT 2A 4.5VTelecom Relay DPDT (2 Form C) Through Hole | Omron Electronics Inc-EMC Div |
| 4 | 1393824-3 | RELAY SOCKETRelay | TE Connectivity Potter & Brumfield Relays |
| 5 | RSL116067 | EXTENDED HEIGHT, 2 POLE/10 AMP,Relay | Amphenol Pcd |
| 6 | MY4 AC24 (S) | RELAY GEN PURPOSE 4PDT 3A 24VGeneral Purpose Relay 4PDT (4 Form C) 24VAC Coil Socketable | Omron Automation and Safety |
| 7 | RY4S-UAC24V | 4PDT BLADE RELAYGeneral Purpose Relay 4PDT (4 Form C) 24VAC Coil Socketable | IDEC |
| 8 | 20C228 | SPRING HOLD-DOWN FOR KU RELAYSClip, Hold Down KU Series | TE Connectivity Potter & Brumfield Relays |
| 9 | G3TB-IDZR02P-US DC5-24 | INPUT MODULE DC 5MA 4-32VDCDC Input Module Output Module 25mA 4 ~ 32VDC Output 5 ~ 24VDC Supply | Omron Automation and Safety |