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JVA MB12 Mains/Battery Electric Fence IP Energizer® 12J 60km of Multiwire


Incl. GST

Over 4000 units sold worldwide!

The JVA MB12 Electric Fence IP Energizer® makes animal control a breeze.  Its new styling and features include an audible warning if there is a serious fault on the fence and a larger LCD screen with a larger digits, battery indicator, and Wi-Fi strength.

This latest version allows for configuration through our Virtual Keypad (VKP) on your mobile phone, such as Pulse rate (prolonged battery life), Reducing voltage in the dry seasons, setting alarm threshold's and pairing of Remotes. Along with the features is the world's first Wi-Fi enabled IOT energizer, and allows the user to monitor and control their energizer from anywhere in the world using any smartphone or tablet. It can also be connected to either of our FREE Apps! To see this in action, and to try before you buy, please visit our site.

Also available as a 100W Solar Kit.

See our solution to Exclusion fencing: The Electric Fence Station!

For information on how to set up a Wi-Fi fence configuration, click here.


  • Free IP Energizer Controller app (IPEC) & Cloud Router app available for iPhone and Android
  • 12J (18J stored) powers up to a recommended 65 kilometer's of multiwire fence*
  • Sleek styling, rugged practical design
  • Remote Ready (New remote to be released soon)
  • Virtual Keypad (VKP) for easy configuration of Alarm Threshold's, Adjustment of Joules, Voltage and Pulse Rate, and most important, easy of connection to Wi-Fi.
  • Mains (via AC Plug-Pack) or 12V Battery operation (battery no included)
  • Large LCD shows fence voltage, stored energy, battery voltage, Wi-Fi Signal and  Battery Indicator.
  • Power on demand (automatically ramps up power when needed)
  • Bi-Polar or conventional output
  • Reverse battery protection
  • 24V Solar Battery Supply
  • Highly efficient and intelligent digital design
  • UV stable enclosure
  • O-Ring sealed case for ant and moisture protection
  • Designed and manufactured in Australia
* The actual acres or kilometers of fence powered  by this energizer depends on your farm fence conditions and therefore  varies greatly. The best method to compare energizers is to compare their output energy, in Joules.

Package Contents

  • MB12 Energizer
  • Energizer to Battery Leads
  • AC Power Adapter (230Vac input - 24Vdc output)
  • Manual/Instructions 

**For connection from the Energizer live terminal to the fence you will need a suitable high voltage cable (not included).


3 year Manufacturer Warranty (excludes lightning damage)


 To estimate your solar needs, use our Solar Calculator:



Australian Made

Your items will be sent using either Australia post, Fastway couriers, Couriers Please, or TNT at our discretion. We know that some Couriers do not deliver to all addresses. If you have a preference please let us know. Please view our Shipping Policy for further information.

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