4kWh & Notstrom: Ist das der beste Balkonkraftwerk-Speicher 2026? – Hoymiles 4020 Serie

It's finally here: The Hoymiles HiBattery 4020 series! 🔋 In this video, we take a close look at the "big brother" of the popular 1920 AC series. With a generous 4.02 kWh capacity per unit and up to 2,500 watts of off-grid power, Hoymiles is setting completely new standards for balcony power storage systems. Whether you want to build a completely new system with the hybrid version (4020X) or upgrade your existing power plant with the AC version – we'll show you what this new system can really do. 💰 ATTENTION 💰: The HiBattery 4020 series with 4 kWh is currently available from €999 as an introductory offer. Quantities are limited – act fast! 👉Order now: https://yuma.de/pages/hoymiles-hibatt... Highlights at a glance: ✅ Enormous capacity: 4.02 kWh per module, expandable up to 16.08 kWh! ✅ True emergency power: Separate AC output with 2,500 watts continuous power (UPS function). ✅ Weatherproof & robust: IP66 protection class & integrated heating foil for operation down to -20°C. ✅ Industrial-grade safety: 48 protection levels, dual MCU, and even an integrated fire extinguisher! ✅ Smart Home Ready: AI energy management for dynamic tariffs & Open MQTT integration. You can pre-order the storage system now at yuma.de, and starting June 23rd, you can see and purchase the devices live at the Yuma Store in Cologne Ehrenfeld. Do you have any questions about the new 4020 series? Write them in the comments! 👇 #BalconyPowerPlant #Hoymiles #SolarStorage #EnergyTransition #Yuma #EmergencyPower #Photovoltaics Did you like the video? Then give it a like ❤️ Sign up for the Yuma newsletter and never miss any information about balcony power plants and storage: https://tinyurl.com/yuma-newsletter ☀️ Don't have a balcony power plant yet? We have something for everyone! Balcony power plants without storage: https://yuma.de/pages/balkonkraftwerk Balcony power plants with storage: https://yuma.de/collections/balkonkra... -------------------------------------------------------- 🔋 Welcome to Yuma – Your experts for balcony power plants & solar technology for the home Our YouTube channel is all about plug-in solar systems, storage systems, and mounting solutions for residential use – specifically for balconies, house walls, flat roofs, and gardens. Whether you're just getting started or want to expand your system: We'll show you practical ways to generate your own electricity with a balcony power plant, what you need to pay attention to during installation, and how to get the most out of your PV system. Welcome to Yuma – Your experts for balcony power plants & solar technology for the home Our YouTube channel is all about plug-in solar systems, storage systems, and mounting solutions for private use – especially for balconies, house walls, flat roofs, and gardens. Whether you're just getting started or want to expand your system: We'll show you in a practical way how you can generate your own electricity with a balcony power plant, what you need to pay attention to during installation, and how to get the most out of your PV system. 🔧 What you can expect on our channel: Assembly and installation instructions Product tests & comparisons Tips for optimal use of balcony power plants Technical knowledge explained simply Behind-the-scenes insights at Yuma ☀️ Discover now: 🛒 Our shop for balcony power plants, storage systems, and accessories: 👉 https://yuma.de 📚 Expert knowledge & news in the Yuma Magazine: 👉 https://yuma.de/blogs/news 📺 Not yet a subscriber? 👉 Subscribe to Yuma on YouTube:    / @yuma_balkonkraftwerke   Chapters: 00:00: Intro 00:38: Why a storage system? 01:08: Hoymiles 4020 series overview 02:54: Which variants are available? 05:33: Output Power 09:38: Software Support 10:39: The Display 11:21: Smart Meter Support 11:44: 4020 vs. 1920 AC: What Has Changed? 14:55: Conclusion