- Izbira izbire povzroči osvežitev celotne strani.
Za vsa naročila ponujamo BREZPLAČNO dostavo v večino držav in regij.
Naročila, poslana iz skladišča EU: Brezplačna dostava je na voljo v celinske države EU (razen na oddaljene otoke).
Naročila, poslana iz Kitajske: Brezplačna dostava je na voljo v EU, ZDA in druge večje regije (razen oddaljenih otokov).
Opomba: Če je vaš naslov za dostavo v Združenem kraljestvu, Švici ali na Norveškem in je vaše naročilo odposlano iz našega evropskega skladišča, bodo zaračunani dodatni stroški pošiljanja. Vse carine ali davke, ki nastanejo za te destinacije, mora kriti tudi stranka.
Ko oddate naročilo, ga bomo obdelali v 1-2 delovnih dneh. Glede na vaš naslov za dostavo bomo blago odposlali iz najbližjega skladišča, da boste svoje artikle prejeli čim prej.
Kontaktirajte nas na service@better-ess.com preverite stanje zalog v najbližjem skladišču.
Za kakovost in delovanje naših izdelkov jamčimo s celovito garancijo.
Vse LiFePO4 baterije imajo 5-letno garancijo, če se uporabljajo pravilno v skladu z navodili v priročniku za izdelek.
Za mobilni odklopnik ESS in komplet za samostojno izdelavo ohišja velja tudi 5-letna garancija.
Polnilniki baterij imajo 2-letno garancijo.
Za dodatno opremo velja 1-letna garancija.
Vse garancije veljajo od datuma nakupa s strani končnega uporabnika. Za ohranitev upravičenosti do garancije je potrebna pravilna namestitev in uporaba, kot je navedeno v priročniku za izdelek.
Pred nastavitvijo in uporabo si vzemite čas in natančno preberite priročnik, da zagotovite pravilno uporabo in dolgotrajno delovanje vašega sistema BetterESS LiFePO4. Tukaj smo, da vas podpiramo v celotnem garancijskem obdobju.
Zagotavljamo vam dosmrtno podporo strankam, da boste z našimi izdelki lahko brezskrbno uživali.
Ne glede na to, ali imate vprašanja o namestitvi, uporabi ali vzdrževanju, vam je naša predana ekipa vedno na voljo – kadar koli nas potrebujete.
Kontaktirajte nas (e-pošta): service@better-ess.com
The Price listed is the final price! Free shipping, free customs duties and tax, You don't need to pay any other fees.
The BetterESS 51.2V 400Ah 20KWh LiFePO4 Battery is designed for reliable home energy storage, backup power and solar energy applications. With a large 20KWh usable battery capacity, an IP65-rated enclosure, active cell balancing and WiFi monitoring, it provides a practical energy storage solution for both indoor and sheltered outdoor installations.
Built with LiFePO4 battery cells, the system offers excellent cycle life, high safety and stable performance for long-term energy storage.
🔋 20KWh Large Energy Capacity
With a nominal voltage of 51.2V and a capacity of 400Ah, this battery provides approximately 20.48KWh of nominal energy capacity, making it suitable for daily energy storage and backup power applications.
⚖️ Active Cell Balancing
The integrated active balancing function helps maintain better voltage consistency between battery cells, supporting stable battery operation and improving overall pack performance.
📶 WiFi Monitoring
The built-in WiFi function allows users to monitor important battery information remotely through the supported monitoring system, making it easier to check battery status and operating conditions.
🛡️ IP65 Protection
The IP65-rated enclosure provides protection against dust and water jets, making the battery suitable for sheltered outdoor installation as well as indoor energy storage applications.
🔥 Built-in Fire Extinguisher
The battery is equipped with a built-in fire suppression/extinguishing device as an additional safety feature, providing an extra layer of protection inside the battery enclosure.
🔋 LiFePO4 Battery Technology
LiFePO4 chemistry offers excellent thermal stability, long service life and reliable performance, making it well suited for residential energy storage applications.
The BetterESS 20KWh battery can be used for a variety of energy storage scenarios, including:
Solar energy storage
Home backup power
Off-grid energy systems
Daily energy storage
Self-consumption applications
Emergency power backup
Residential and small commercial energy storage
Combining 20KWh capacity, IP65 protection, active balancing and WiFi monitoring in one battery system, BetterESS provides a convenient solution for customers looking for a high-capacity 51.2V energy storage battery.
The system can be paired with a compatible inverter to build a complete home energy storage solution.
| Item | Specification |
|---|---|
| Brand | BetterESS |
| Battery Chemistry | LiFePO4 |
| Nominal Voltage | 51.2V |
| Capacity | 400Ah |
| Nominal Energy | 20.48KWh |
| Protection Rating | IP65 |
| Active Balancing | Yes |
| WiFi Monitoring | Yes |
| Fire Extinguisher | Yes |
| Application | Home Energy Storage |
| Installation | Indoor / Sheltered Outdoor |
| Inverter Compatibility | Compatible with suitable 48V/51.2V inverters |
Whether you need additional storage for your solar system, reliable backup power for your home, or a high-capacity battery for an off-grid application, the BetterESS 51.2V 400Ah 20KWh LiFePO4 Battery combines high capacity, smart monitoring and enhanced protection in a practical IP65 enclosure.
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Good quality cells and very solid packaging. The EVE 668Ah cells were exactly as described, and the installation went smoothly.
Very impressed with the size and quality of these 668Ah cells. They arrived safely and the terminals were well protected. So far, everything looks great.
I used the EVE 668Ah cells for my DIY battery project. The cells look very good and the initial capacity test was quite satisfactory.
The EVE 668Ah cells arrived well packaged and in excellent condition. Everything was clean and well protected. Very happy with the overall quality.
Very good first impression of these EVE 334Ah cells. Clean, well protected, and a great option for my DIY battery project.
