| # | Part Number | Description | Manufacturer |
|---|---|---|---|
| 1 | AC020-001 | AC POWER ADAPTER FOR E20 - US PO | Synapse Wireless |
| 2 | 5521322 | FLKM4-I/O-G4Relay Socket DIN Rail | Phoenix Contact |
| 3 | FCB-405-0617M | RELAY GEN PURPOSE 4PDT 5A 28VGeneral Purpose Relay 4PDT (4 Form C) 28VDC Coil Through Hole | TE Connectivity Aerospace, Defense and Marine |
| 4 | S2EB-12V | RELAY GEN PURPOSE 4PST 4A 12VGeneral Purpose Relay 4PST-NO/NC (2 Form A, 2 Form B) 12VDC Coil Through Hole | Panasonic Electric Works |
| 5 | G4A-1A-E DC5 | RELAY GEN PURPOSE SPST 20A 5VGeneral Purpose Relay SPST-NO (1 Form A) 5VDC Coil Through Hole | Omron Electronics Inc-EMC Div |
| 6 | 2900892 | CONN TERM BLOCKI/O Module Rack Channel | Phoenix Contact |
| 7 | ARS10Y4H | RELAY RF SPDT 500MA 4.5V | Panasonic Electric Works |
| 8 | HS103DR | HEATSINK SSR 1.0DEG C/W DIN MNTHeat Sink Multiple Series | Sensata-Crydom |
| 9 | 70-IDC5B | INPUT MODULE DC 18MA 5VDCDC Input Module Output Module 18mA 5VDC Output 3 ~ 32VDC Supply | Grayhill Inc. |