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is.kontroll™ Series 4.12

Nano Solar Charge Controller

is.kontroll 4.12 12V/4A

Specially designed for Small Solar
Off-Grid Systems

Its charging system provides the best battery performance with a very low cost. The electronic circuit is equipped with a microprocessor that ensures high efficient charge.


The proper operation of the battery is clearly displayed using a green LED (charging status indicator).


If there is a reverse polarity connection on

the panel, the battery or both of them, the green LED is off.


In addition, it has a two-stage charging method (Bulk and Floating) to

ensure the best charging for your batteries AGM or GEL.

Features and Benefits



  • Charging status indicator green LED
  • Terminals up to 10mm²
  • Two-stage charging system (Bulk and Floating)

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