Automatic Voltage Stabilizer
Automatic Voltage Stabilizer (AVR)
We present reliable solutions for complete protection and safety in using your devices.
By choosing Qoltec's AVR, you get, among other things, a combination of voltage stabilizer and surge protection functions.
Qoltec's maintenance-free batteries are suitable for both buffer and cyclic work.
Choose from several types available in our offer: AGM, Gel, Deep Cycle, and LiFePO4.
Emergency power supply Central Heating
Qoltec's UPS units are designed to ensure uninterrupted power supply for furnaces, central heating pumps, and other household devices.
Explore all their functions by clicking for more information.