| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | AC020-001 | AC POWER ADAPTER FOR E20 - US PO | Synapse Wireless |
| 2 | TQ2SA-9V | RELAY TELECOM DPDT 2A 9VTelecom Relay DPDT (2 Form C) Surface Mount | Panasonic Electric Works |
| 3 | RSE112060-S | STAINLESS STEEL ALTERNATIVERelay | Amphenol Pcd |
| 4 | JRS200100 | QUICK MOUNT, 2 POLERelay | Amphenol Pcd |
| 5 | SR3P-05C | SOCKET DIN MOUNT FINGERSAFERelay Socket DIN Rail | IDEC |
| 6 | SM2S-05 | SOCKET DIN MOUNT SCREW TYPERelay Socket DIN Rail | IDEC |
| 7 | MY4H-US DC12 | RELAY GEN PURPOSE 4PDT 3A 12VGeneral Purpose Relay 4PDT (4 Form C) 12VDC Coil Socketable | Omron Automation and Safety |
| 8 | RTX3-1AT-C024 | RELAY GEN PURPOSE SPST 16A 24VGeneral Purpose Relay SPST-NO (1 Form A) 24VDC Coil Through Hole | TE Connectivity Potter & Brumfield Relays |
| 9 | 2972880 | CONN TERM BLOCKI/O Module Rack Channel | Phoenix Contact |