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Our small PV panels arrived!

Our small PV panels are available on stock again!
Specifically, it is about polycrystalline PV modules with nominal voltage 18 V from 20Wp to 150Wp:
  • GWL/Sunny-20P - Poly 20Wp module you can use e.g. for connection with REG12/3P to charge your 12V battery
  • GWL/Sunny-40P - Poly 40Wp module for smaller applications. You can supply you LED lightning, BTS or anything else. For sure you can stack more modules together to reach higher power. Then you can use e.g. REG-LS2024EU (with even USB charger output.
  • GWL/Sunny-150P - Poly 150Wp module for installation ontop of your caravan, yacht or anywhere else where you might be limited by area or PV module weight.

  • Wish you sunny days!

    Czech Off-Grid houses, awarded by UN

    Since 2016 we are closely cooperating with Czech Off-Grid houses project. Self-sustainability and enviromental friendliness is the path GWL undertake from the start. Czech Off-Grid houses is logical partner, by accelerating the process of technology involvement. Their hard work was recently acknowledged by UN and their Sustainability and Social Responsibility Award in Czech Republic. Read more >>

    Original connectors for green ZG cells now available

    The very popular LiFePO4 cells ZG 20Ah and ZG 60Ah cells are equipped by screw terminals and nuts. All what you need are the connectors. The original copper flexible terminal connectors are suitable for EV application due to the flexible design as well as for the energy storages. Order the connectors for 20Ah cells and for the 60Ah cells.

    Single cell charger for initial charging

    The initial charging is key factor for long term balanced LiFePO4 battery pack after you purchase the cells! Each LiFePO4 cell is charged for only 40 - 60% due to transportation rules. All cells in pack must be charged in full before first use. The single cell chargers are suitable for the initial charging. GWL Power brings you new single cell 3.65V 5A charger for resonable price. Please see more details on product page.

    Complete EVBIKE set with just one click!

    We've created a special set of the most popular central 250W motor with 13Ah battery and display with USB output. This is complete set , all you need to make your own EVBIKE
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