The heart and brain of your power solutions
In-house R&D since 1990. "Powered by VONSCH" in 100+ mining locomotives across 8 countries, in hundreds of PV inverters and battery storage systems. We develop, manufacture and service everything under one roof in Brezno, Slovakia.
- 30+
- years of in-house R&D
- 8
- countries deployed
- 100+
- mining locomotives
- 1400 kW
- max inverter power
- ISO 9001
- quality system
- IECEx · ATEX
- explosive atmospheres
Power electronics solutions
Seven areas where we manage the flow of energy.
Traction drives
100+ mining locomotives in 8 countries. ATEX Ex ib/Ex d, hybrid Li-ion drives with regeneration.
Reactive power compensation
NEXICONTROL COMP - response under 50 ms, current THD below 3%, efficiency above 99%.
AC drives
UNIFREM frequency inverters up to 1400 kW, QUATROFREM regenerative drives, SINAM soft starters.
Photovoltaics
Industrial PV and fuel-save hybrids with NEXICONTROL inverters - fuel savings of up to 60%.
Battery inverters and storage
NEXICONTROL BESS with our own LV modules and BMS - from kWh to MWh scale.
Small hydro power
Control systems and converters for small hydro plants - MVE CONTROL based on QUATROFREM.
Custom power supplies
NEXIBOOST DC-DC, artificial 50/60/400 Hz mains, special UPS - solutions you cannot buy from a catalogue.
Why VONSCH
Five sources of energy. Together they form Powered by Energy - the inner engine of the company.
Powered by Science
In-house R&D since 1990. We seek technical truth.
Powered by Expertise
Expertise from the whole to the detail. From the detail to the whole.
Powered by Passion
Short paths, fast reactions. Genuine drive. An individual approach.
Powered by People
Open communication. Trust. A team that complements each other.
Powered by Nature
Nature - an inexhaustible source of inspiration. Based under the Low Tatras, we live by it.
Our partners
Krauss Maffei
TOMRA
Ferrit
BJS
Locoproject
Duslo
FUERGY
Solar Profitech Systems
Power Grid
Harmanec-Kuvert
MDJ
Olymp Investment
Lentimex
URAM SYSTEM
TESPO
P.U.R.E.
Working on something that is not in any catalogue?
Send us the parameters of your application. An engineer will get back to you within 48 hours on working days.