Battery from BYD V B-Box Premium HVS 2.5 kWh module with 2.56KWH capacity

BYD B-Box Premium HVS 2.5 kWh module (2.56 kWh) Battery Module Home battery 10 Years Product Warranty

The BYD Battery-Box Premium HVS 2.5 is a modular high-voltage battery storage unit designed for scalable energy solutions. With a usable capacity of 2.56 kWh, it serves as the foundation for flexible storage expansion, allowing for customized system configurations up to 12.8 kWh per tower and 38.4 kWh with parallel operation. Its plug-in design ensures quick installation and easy scalability for residential and commercial applications.

Quantity	Minimum	Sales unit	Reviews	Availability	Price per pc.	Total price
20 pcs. 51 kWh	1 pcs. 3 kWh	Piece	59 Ratings	In stock, DE ID: 91880	Solartraders best price	Save up to 7%
75 pcs. 192 kWh	15 pcs. 38 kWh	Pallet 15 pcs.	9 Ratings	In stock, DE ID: 189982	Prices for members only	Save up to 7%
16 pcs. 41 kWh	1 pcs. 3 kWh	Piece	345 Ratings	In stock, DE ID: 112424	Prices for members only	Save up to 7%
6 pcs. 15 kWh	1 pcs. 3 kWh	Piece	2 Ratings	In stock, DE ID: 193344	Prices for members only	Save up to 6%
704 pcs. 1,802 kWh	1 pcs. 3 kWh	Piece	184 Ratings	In stock, DE ID: 117860	Prices for members only	Save up to 4%
236 pcs. 604 kWh	1 pcs. 3 kWh	Piece	29 Ratings	In stock, DE ID: 112488	Prices for members only	Register for free
133 pcs. 340 kWh	1 pcs. 3 kWh	Piece	202 Ratings	In stock, DE ID: 68981	Prices for members only	Register for free
1,242 pcs. 3,180 kWh	1 pcs. 3 kWh	Piece	147 Ratings	In stock, DE ID: 111388	Prices for members only	Register for free
194 pcs. 497 kWh	1 pcs. 3 kWh	Piece	39 Ratings	In stock, NL ID: 177940	Prices for members only	Register for free
100 pcs. 256 kWh	1 pcs. 3 kWh	Piece	41 Ratings	as of 30.04.2025, CZ ID: 194114	Prices for members only	Register for free

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Performance data

Type	Battery Module
Capacity	3 KWh
Efficiency	96.0 %
Voltage	n/a
Voltage min	n/a
Voltage max	n/a

Measurements

length	298 mm
width	585 mm
Height	233 mm
weight	39 kg

Manufacturer warranty

Product warranty

10 years

Certificates

English

Data Sheet
Guarantee
Manual

German

Data Sheet
Guarantee

BYD Battery-Box Premium HVS 2.5 – Scalable High-Voltage Storage Module

Product Overview

The BYD Battery-Box Premium HVS 2.5 is a lithium iron phosphate (LiFePO4) battery module designed as a building block for the BYD Battery-Box Premium HVS system. It allows for modular expansion, with systems ranging from 5.1 kWh to 12.8 kWh per tower and up to 38.4 kWh with parallel connection.

Its plug-in design eliminates internal wiring, ensuring quick installation and flexible scalability.

Technical Data & Specifications

Electrical Data

Battery type: Lithium iron phosphate (LiFePO4)
Usable energy per module: 2.56 kWh
Nominal voltage: 102.4 V
Operating voltage range: 80 – 115 V
Maximum output current: 25 A
Peak output current (5 s): 50 A
Round-trip efficiency: ≥96%

Mechanical Properties

Dimensions (HWD): 355 × 585 × 298 mm
Weight: 38 kg
Installation type: Floor-standing

Operating Conditions

Operating temperature range: -10°C to +50°C
Battery cell technology: Lithium iron phosphate (cobalt-free)
Communication interfaces: CAN/RS485
Enclosure protection rating: IP55

Compatibility & Scalability

Minimum system configuration: 2 modules (5.1 kWh)
Maximum system configuration: 5 modules (12.8 kWh)
Parallel operation: Up to three HVS systems (max. 38.4 kWh)
Compatible inverters: Refer to BYD Battery-Box Premium HVS Compatible Inverter List
Applications: On-grid / On-grid + Backup / Off-grid

Certifications & Standards

Certification standards: VDE 2510-50, IEC 62619, CEC, CE, UN38.3

Warranty & Lifespan

Product warranty: 10 years

Key Features for Installers

✔ 2.5 kWh Scalable Battery Module – Enables flexible energy storage solutions
✔ Modular Design – Expandable up to 12.8 kWh per system and 38.4 kWh with parallel operation
✔ Plug-in Installation – No internal wiring, ensuring quick setup and scalability
✔ High Efficiency – ≥96% round-trip efficiency for optimized energy usage
✔ Safe & Sustainable – Cobalt-free LiFePO4 technology for enhanced safety

Why Choose the BYD Battery-Box Premium HVS 2.5?

The BYD Battery-Box Premium HVS 2.5 is a versatile and high-performance battery storage solution that enables scalable energy storage for residential and commercial applications. Its modular expandability, high efficiency, and robust safety features make it an ideal choice for flexible solar energy storage systems.

BYD

BYD (Build Your Dreams) was founded in 1995, has its headquarters in Shenzhen, China, and is listed on the Hong Kong and Shenzhen Stock Exchanges. The company’s mission is to make the world greener and healthier and eventually create a zero-emission world for everyone.

BYD provides electric transportation, batteries, energy storage, and solar energy.

The company’s new business model focuses on renewable energy production, storage, and application. BYD has managed to significantly decrease solar module production cost, making solar energy available to a much wider range of customers.

With its new series, BYD offers one of the most sophisticated solar panels in the market.

The company offers 10 years of product warranty and 25 years of linear power warranty.