Buy High Voltage Battery 400V 12.8kwh Solar Battery Companies, Price

How does this sound ? 

During a power outage, or when the sun goes down, or even when energy prices are highest, wouldn’t you like to use the power you’ve generated all day when the sun was shining?  The YouthPower battery allows you to store all the energy your produce from your solar panels – to use whenever you want or need to use it! 

Product Description

High Voltage Solar Battery System

Technical Specifications

Model No HP HV400-8KW HP HV400-10KW HP HV400-12KW
Nominal Parameters
Voltage 400V 400V 400V
Capacity 12Ah 20Ah 32Ah
Energy 4.8KWH 8KWH 12.8KWH
Dimensions(LxWxH) 810*585*195mm
Weight 85kg 110kg 128kg
Basic Parameters
Lifetime(25°C) 5 years
Life cycles(80% DOD, 25°C) 4000 Cycles
Storage time/ temperature 5 months @ 25°C
Operation temperature ﹣20°C to 60°C
Storage temperature 0°C to 45°C
Enclosure protection rating IP21
Electrical Parameters
Operation voltage 350-450vdc
Max charging voltage 450 Vdc
Max. charging and discharging current 30A
Max Power 8000W
Compatibility Compatible with most made in China 3 phase inverters and charge controllers. Battery to inverter output sizing keep 2:1 ratio.
Warranty Period 5-10 Years
Remarks Battery BMS must be wired in parallel only. Wiring in series will void the warranty.
Solar Battery Front View
Solar Battery Side View
Solar Battery Details
Solar Battery Terminals

Quality Testing & Packaging Standards

As a professional high voltage LiFePO4 solar battery supplier, our lithium battery factory must conduct strict testing and inspection on all lithium batteries before shipment, to ensure that each battery system meets quality standards and has no defects. This high-standard testing process not only guarantees the high quality of lithium batteries, but also provides customers with a better shopping experience.

In addition, we adhere to strict shipping packaging standards to ensure the impeccable condition of our high voltage battery 400V 12.8kwh Solar Battery during transit. Each battery is carefully packaged with multiple layers of protection, effectively protecting against any potential physical damage. Our efficient logistics system ensures prompt delivery and timely receipt of your order.

Our other solar battery series: High voltage batteries | All In One ESS.

Solar Battery Packaging Process
Solar Battery Shipping Box
🚢 20' container : Total about 140 units
🚢 40' container : Total about 250 units
📦 1 unit / safety UN Box
🪵 12 units / Pallet

Production & Quality Control

Battery Cell Testing
BMS Assembly
Battery Module Testing
Aging Test Line
System Quality Control
Final Assembly inspection
Finished Battery Inventory
Packaging Preparation
Protective Wooden Pallets
Container Loading Process
Shipping Logistics Ready

You can also save on your electricity bills by charging the battery during off-peak times and discharging during peak times. Our battery solutions place the highest priority on safety and utilize advanced lithium battery technology similar to those in automotive applications.

Enjoy easy installation and cost efficiency with our Home SOLAR WALL BATTERY. We are always ready to supply first-class products and meet the various needs of our customers.

Our high voltage solar powerwall batteries utilize advanced lithium battery technology to deliver exceptional performance and superior safety. These HV battery boxes have received certifications from international organizations such as MSDS, UN38.3, UL 1973, CB 62619, and CE-EMC. These certifications confirm that our high voltage battery products meet the highest quality and reliability standards globally. In addition to delivering outstanding performance, our batteries are compatible with a wide range of inverter brands available on the market, such as Deye, Growatt, SMA, GoodWe, Solis, Sol-Ark, and so on, providing customers with greater choice and flexibility.

Enjoy easy installation and cost-efficiency with our Home SOLAR WALL BATTERY. We are always ready to provide top-notch products and meet the diverse needs of the customers.

400V High Voltage Powerwall Battery

High Battery Voltage 400V 12.8kWh Solar Battery Features

The high-voltage battery is a type of large-scale high-voltage battery that uses steel plates, aluminum plates, and carbon fiber sheets as electrode materials, laminated through high vacuum pressure to form electrodes.

The battery storage system integrates wind and solar power generators seamlessly.

"High Voltage 400V 12.8kWh Solar Battery: This product has worked well with my solar system and I am now saving lots of money on my electric bill."

Our other solar battery series: home battery storage; All In One ESS.

  • 01. LiFePO4 cells operate at an unparalleled 98% efficiency for over 5000 cycles.
  • 02. Wall-mounted or rack-mounted options according to your space.
  • 03. Offer a discharge capacity of up to 100%.
  • 04. Modular system designed for easy expansion.
  • 05. Safe and highly dependable operation.
  • 06. Easy installation, operation, and maintenance.
  • 07. OEM & ODM support available.
HV Solar Battery System Installation

400V 4.8kWh 8kWh 12.8kWh HV batteries are a great choice for any high-voltage solar system that requires storage power.

High Voltage System Compatibility Grid

Frequently Asked Questions (FAQ)

What are the available capacities for this 400V high-voltage solar battery?

This battery series is available in three capacity options to fit different energy storage needs: 4.8kWh (12Ah), 8kWh (20Ah), and 12.8kWh (32Ah).

Which inverter brands are compatible with the high-voltage battery system?

Our batteries are highly compatible with most major 3-phase inverter brands on the market, including Deye, Growatt, SMA, GoodWe, Solis, and Sol-Ark.

What is the lifespan and cycle rating of these LiFePO4 cells?

The LiFePO4 cells are designed for superior efficiency (up to 98%) and support over 4000 to 5000 cycles at 80% Depth of Discharge (DOD) under optimal temperatures (25°C).

Can I wire these high-voltage batteries in series to increase voltage?

No. The integrated Battery Management System (BMS) must be wired in parallel only. Wiring these units in series will cause severe system damage and void the product warranty.

What global standards and safety certifications do these batteries hold?

Our high-voltage batteries have successfully undergone rigorous testing and received international safety certifications including MSDS, UN38.3, UL 1973, CB 62619, and CE-EMC.

How does a 400V high-voltage battery help save money on electricity bills?

By setting the system to charge the battery storage during low-cost, off-peak electricity hours and discharging it to power your home during expensive peak demand times, you can drastically reduce your overall electricity bills.

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