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Controllers

ALiEn2

Plunger lift controller

Articles

Newest first
Can I replace the fuse in an ALiEn2/ALiEn2 Expert battery?

The plunger lift controller battery has an in-line, slow blow fuse. This acts as a safety mechanism and ensures compliance with hazardous locations standards. For replacement parts and service, please contact an Authorized Reseller. For more information, please visit our FAQ.

Replacement Parts
Maintenance
Troubleshooting
Sep 29, 2025
What if my battery has no voltage?

If you battery is currently reading 0V, then the fuse in the battery has been blown. You will need to get a replacement battery. For more information, check out our FAQ.

Replacement Parts
Maintenance
Troubleshooting
Sep 29, 2025
What battery can I use in the ALiEn2 plunger lift controller?

ETC plunger lift controllers are certified as a full product with a certification label that details the type of battery that is acceptable: ALiEn2 Battery Part Number: ET-12001-1008-0002Capacity: 8Ah There are several safety components embedded in the battery assembly to ensure intrinsic safety. For more information on the certification of…

Replacement Parts
Maintenance
Troubleshooting
Sep 29, 2025
What is considered a low battery?

ALiEn2 plunger lift controllers contain software that actively monitors the attached battery to determine when to go into a low battery shutdown to ensure the controller can perform critical operations and safely shut down. Battery Monitor Operation Low Battery If 6 successive battery samples are below 5.5 V, the controller…

Replacement Parts
Accessories
Maintenance
Mar 1, 2024
How do I charge the ALiEn2 plunger lift controller battery?

The plunger lift controller has a built in battery charger that uses the provided solar panel to recharge the battery. If for any reason, an approved battery does need to be charged (ie: loss of solar power source), ETC has built an inexpensive wall charger that falls within the battery…

Replacement Parts
Accessories
Maintenance
Mar 1, 2024
How do I upgrade the firmware on ALiEn2/ALiEn2 Expert?

ETC plunger lift controllers have a bootloader and separate firmware image that is used when it comes to programming them with a new version of software. This allows users to erase the firmware and replace it with a newer version or a release with a different feature set. What You…

Replacement Parts
Accessories
Maintenance
Sep 15, 2021

Downloads

Latest current versions

Software

ALiEn2 Simulator v2.2.0
2.2.0
Mar 2, 2026
ALiEn2 Firmware v2.2.0
2.2.0
Mar 2, 2026

Special Software Releases

ALiEn2 Virtual Sensors Firmware v2.2.0
2.2.0
ALiEn2 Flow Firmware v2.2.0
2.2.0
ALiEn2 Load Factor Firmware v2.2.0
2.2.0

Manuals

ALiEn2 Modbus Communications User's Guide
ALiEn2 - Operators Guide
ALiEn2 - Plunger Lift Controller Safety and Installation Guide v1
1
ALiEn2 Quick Install Guide v3
3

Application Notes

Controller and Firmware Selection Guide Application Note v2
2
Jun 2, 2022
Using ETC Products with Edge Processing Application Note v1
1
May 25, 2020
Pressure and Flow Optimization Application Note v2
2
May 11, 2020
ALiEn2 Application Note v1
1
Nov 20, 2017
FloBoss 103 Integration with ET-12001 Controllers Application Note
1
Nov 20, 2017
Electric Valves and Other Connections Application Note v1
1
Jun 18, 2013
Cygnet Config Application Note v1
1
Jun 18, 2013
ETC Controllers and SCADA Application Note v1
1
Jun 18, 2013

Certification Documents

CSA Certificate of Compliance
Jul 13, 2025
ALiEn2 Enclosure Type 4 Certification
2
Apr 21, 2019

Drawings

No items found.

Other Resources

ETC Controller Case Study
Plunger Lift System Brochure

Legacy versions

Software

ALiEn2 Simulator v2.1.8
2.1.8
Apr 12, 2018
ALiEn2 Firmware v2.1.8
2.1.8
Apr 12, 2018
ALiEn2 Simulator v2.1.5
2.1.5
Oct 9, 2017
ALiEn2 Firmware v2.1.5
2.1.5
Oct 9, 2017
ALiEn2 Simulator v2.1.0
2.1.0
Dec 5, 2016
ALiEn2 Firmware v2.1.0
2.1.0
Dec 5, 2016
ALiEn2 Simulator v2.1.10
2.1.10
ALiEn2 Firmware v2.1.10
2.1.10

Special Software Releases

ALiEn2 Virtual Sensors Firmware v2.1.8
2.1.8
ALiEn2 Flow Firmware v2.1.8
2.1.8
ALiEn2 Load Factor Firmware v2.1.8
2.1.8
ALiEn2 Simulator v2.1.8.1.4
2.1.8.1.4
ALiEn2 Load Factor+GAPL Firmware v2.1.8.1.4
2.1.8.1.4
ALiEn2 Virtual Sensors Firmware v2.1.10
2.1.10
ALiEn2 Flow Firmware v2.1.10
2.1.10
ALiEn2 Load Factor Firmware v2.1.10
2.1.10

Manuals

ALiEn2 Installation and Operations Manual

Certification Documents

ALiEn2 Zone 0 (Div 1) Hazardous Locations Certification
May 27, 2020
ALiEn2 Zone 0 (Div 1) Control Drawing
2
November 29, 2017
ALiEn2
Includes simulators, special firmware builds, and legacy versions

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