About all solutions dedicated to solar PV self-consumption and to smart home systems

Elios4you lets users recharge their car maximizing solar PV energy self-consumption.

Case study: a New-Zealand customer uses exclusively Solar Energy produced by its own PV system for the whole amount of hot water he needs, thus dramatically increasing the self-consumption up to 80%.

Tognazzi states “I’m using up to 85% self-consumed energy with 4-noks solutions”
Thanks to a ‘smart’ management of your PV system the energy independence is becoming reality
Originally from Tuscany now living in Cecina, Alberto Tognazzi is passionate of energy saving technology. He started his path towards a more sustainable way of living only some years ago, […]

4-noks is now a brand of Astrel Group
We are pleased to inform you that from January 1st 2016 4-noks s.r.l. is a Business Unit of Astrel Group as part of the merger by incorporation process.

4-noks is in Astrel Group the Business Unit dedicated to PV system and energy conservation markets. It has long sustained the […]

We hereby inform you that, due to the merger transaction approved on 28 October 2015, and with effect from 1 January 2016, all personal and fiscal data of the company will be as following:

ASTREL GROUP srl

Legal and administrative seat: 34070 MOSSA (GO) Via Isonzo, 21/E

Fiscal code and VAT number 00187070313

Local Unit: Sales office, Technical department […]