| END8D | Elite 8-channel digital input and display |
| END16D | Elite 16-channel digital input and display |
| END24D | Elite 24-channel digital input and display |
| END32D | Elite 32-channel digital input and display |
| END40D | Elite 40-channel digital input and display |
| END48D | Elite 48-channel digital input and display |
| EPD8D | Elite 8-channel digital input and display |
| EPD16D | Elite 16-channel digital input and display |
| EPD24D | Elite 24-channel digital input and display |
| EPD32D | Elite 32-channel digital input and display |
| EPD40D | Elite 40-channel digital input and display |
| EPD48D | Elite 48-channel digital input and display |
| ENEMA001 | Elite with NEMA 4X |
| EPM001 | Elite with Sub-Panel/Flush Mount |
| ED8CH001 | Elite Digital 8-channel card |
| EA8CH001 | Elite Analog 8-channel card (V and ma) |
| ER4CH001 | Elite Relay 4-channel output card |
| EVFD001 | 4-line 20-character Vacuum Fluorescent Display |
| EMOD001 | Integrated modem |
| EBAT001 | Replacement backup battery (24+ hours) |
| ENJ1210L | Opaque cover for NEMA 4X enclosure |
| EHWIN | NEMA 4X hinged window kit for flush mount |
| EXTUL | External UL power supply |
| OPT 1067 | Phone line surge protector |
| Analog SA | Stand-alone 3-watt analog cell-phone option |
| CDMA SA | Stand-alone CDMA dual-band digital cell-phone option |
| GSM SA | Stand-alone GSM digital cell-phone option |
| EXTANTKIT1 | External antenna kit for cell phone (dual-band) omni-directional antenna, antenna mount, surge suppressor, 2-foot and 20-foot antenna cables |
| EXTANTKIT3 | External antenna kit for Analog or CDMA phone, YAGI directional antenna, antenna mount, surge suppressor, 2-foot and 20-foot antenna cables |
| EXTANTKIT4 | External antenna kit for GSM (1800/1900MHz) phone, YAGI directional antenna, antenna mount, surge suppressor, 2-foot and 20-foot antenna cables |
| ERADIO | 1-way radio support, includes ER4CH001 and wiring harness |
| ECYC001 | Pump cycle data logging, averaging and download |
| EDATLOG1 | Analog input data logging available via modem or Internet |
| EMBUSSLV | Modbus Slave RTU support option for interface to SCADA or other Modbus Master (requires EMOD001 if communicating via modem) |
| EPLCIF08 | Modbus Master Interface option for 8 channels |
| EPLCIF16 | Modbus Master Interface option for 16 channels |
| EPLCIF24 | Modbus Master Interface option for 24 channels |
| EPLCIF32 | Modbus Master Interface option for 32 channels |
| EPLCIF40 | Modbus Master Interface option for 40 channels |
| EPLCIF48 | Modbus Master Interface option for 48 channels |
| EPLCIF56 | Modbus Master Interface option for 56 channels |
| EPLCIF64 | Modbus Master Interface option for 64 channels |
| EPLCIF72 | Modbus Master Interface option for 72 channels |
