
Dive into the specifications that make BYD HV Battery Storage the ultimate choice for your energy needs.
High Performance Specifications
Capacity Range: BYD HV Battery Storage systems are available in a range of capacities to suit various applications, from residential to commercial and industrial. Capacities typically range from tens of kilowatt-hours (kWh) to multiple megawatt-hours (MWh), offering scalability and flexibility to meet diverse energy demands.
Voltage Range: With a high-voltage design, BYD HV Battery Storage systems deliver robust performance and efficiency. Operating at voltages ranging from hundreds to thousands of volts, these systems ensure optimal energy conversion and distribution, maximizing overall system efficiency.
Energy Density: BYD batteries boast a high energy density, enabling them to store more energy in a smaller footprint. This compact design maximizes usable space and allows for seamless integration into a variety of applications, whether in residential, commercial, or industrial settings.
Cycle Life: BYD HV Battery Storage systems are engineered for longevity, with a cycle life that exceeds thousands of cycles. This exceptional durability ensures reliable performance over an extended lifespan, reducing the need for frequent replacements and minimizing total cost of ownership.
Advanced Features and Technology
Battery Chemistry: BYD utilizes lithium iron phosphate (LiFePO4) chemistry in its batteries, offering numerous advantages over traditional lithium-ion chemistries. LiFePO4 batteries are renowned for their enhanced safety, thermal stability, and longevity, making them ideal for demanding applications where reliability is paramount.
Integrated Battery Management System (BMS): Each BYD HV Battery Storage system is equipped with a sophisticated Battery Management System (BMS) that monitors and manages battery performance in real-time. The BMS optimizes charging and discharging processes, balances cell voltages, and safeguards against overcharging, overdischarging, and short circuits, ensuring the safety and longevity of the battery system.
Scalability and Modularity: BYD HV Battery Storage systems are designed with scalability and modularity in mind, allowing for easy expansion and customization to meet evolving energy needs. Whether you're looking to increase storage capacity or integrate additional components such as solar inverters or grid controllers, BYD systems offer the flexibility to adapt to changing requirements with minimal downtime or disruption.
Compatibility and Integration: With seamless compatibility with a wide range of renewable energy sources, grid infrastructure, and power management systems, BYD HV Battery Storage systems can be seamlessly integrated into new or existing energy ecosystems. Whether used in conjunction with solar photovoltaic (PV) systems, wind turbines, or grid-connected applications, BYD batteries enhance energy resilience, efficiency, and sustainability.

BYD vs. Tesla: Exploring Battery Technologies
While both BYD and Tesla are prominent players in the electric mobility and energy storage sectors, their approaches to battery technology differ:
BYD's Lithium Iron Phosphate (LiFePO4): BYD harnesses the power of lithium iron phosphate chemistry, offering enhanced safety, longevity, and thermal stability compared to traditional lithium-ion batteries.
Tesla's Lithium-Ion Batteries: Tesla primarily utilizes lithium-ion batteries, known for their high energy density and widespread use in electric vehicles and energy storage systems.
BYD HVS and HVM: Advanced High Voltage Storage Solutions
Within our BYD High Voltage (HV) range, we offer advanced solutions known as the High Voltage Storage (HVS) and High Voltage Module (HVM). These cutting-edge systems are engineered to meet the demands of specific high-voltage applications, delivering unparalleled performance, reliability, and scalability.
Key Features of BYD HVS and HVM:
1. Capable of High-Powered Emergency-Backup and Off-Grid Functionality: The BYD HVS and HVM systems are designed to provide high-powered emergency backup and off-grid functionality, ensuring reliable power supply during critical situations.
2. Highest Efficiency Thanks to a Real High-Voltage Series Connection: Utilizing a real high-voltage series connection, the HVS and HVM systems achieve the highest efficiency, maximizing energy conversion and utilization.
3. Patented Modular Plug Design for Maximum Flexibility: The patented modular plug design of the HVS and HVM systems eliminates the need for internal wiring, ensuring maximum flexibility and ease of use during installation and maintenance.
4. Cobalt-Free Lithium Iron Phosphate (LFP) Battery: The HVS and HVM systems feature cobalt-free lithium iron phosphate (LiFePO4) batteries, offering maximum safety, lifespan, and power output for reliable performance.
5. Compatible with Leading 1 and 3 Phase High Voltage Battery Inverters: Both the HVS and HVM systems are compatible with leading 1 and 3 phase high-voltage battery inverters, ensuring seamless integration and interoperability with existing energy systems.
6. Highest Safety Standards like VDE 2510-50: The HVS and HVM systems adhere to the highest safety standards, including VDE 2510-50, ensuring safe and reliable operation in all conditions.

Specifications of BYD HVS and HVM:
Battery-Box Premium HVS:
HVS 5.1 | HVS 7.7 | HVS 10.2 | HVS 12.8 | |
Battery Module (HVM module has two versions with two types of cells applied separately. Both versions share the same performance, only weights differ.) | HVS (2.56 kWh, 102.4 V, 38 kg) | |||
Number of Modules | 2 | 3 | 4 | 5 |
Usable Energy (DC Usable Energy, Test conditions: 100% DOD, 0.2C charge & discharge at + 25°C. System Usable Energy may vary with different inverter brands) | 5.12 kWh | 7.68 kWh | 10.24 kWh | 12.8 kWh |
Max Output Current (Power derating will occur between -10°C and +5°C.) | 25 A | 25 A | 25 A | 25 A |
Peak Output Current (Power derating will occur between -10°C and +5°C.) | 50 A, 3 s | 50 A, 3 s | 50 A, 3 s | 50 A, 3 s |
Nominal Voltage | 204.8 V | 307.2 V | 409.6 V | 512 V |
Operating Voltage | 160 - 240 V | 240 - 360 V | 320 - 480 V | 400 - 600 V |
Dimensions (H/W/D) | 762 x 585 x 298 mm | 995 x 585 x 298 mm | 1228 x 585 x 298 mm | 1461 x 585 x 298 mm |
Weight | 91 kg | 129 kg | 167 kg | 205 kg |
Battery-Box Premium HVM:
HVM 8.3 | HVM 11.0 | HVM 13.8 | HVM 16.6 | HVM 19.3 | HVM 22.1 | |
Battery Module (HVM module has two versions with two types of cells applied separately. Both versions share the same performance, only weights differ.) | HVM (2.76 kWh, 51.2 V, 35 / 38 kg) | |||||
Number of Modules | 3 | 4 | 5 | 6 | 7 | 8 |
Usable Energy (DC Usable Energy, Test conditions: 100% DOD, 0.2C charge & discharge at + 25°C. System Usable Energy may vary with different inverter brands.) | 8.28 kWh | 11.04 kWh | 13.80 kWh | 16.56 kWh | 19.32 kWh | 22.08 kWh |
Max Output Current (Power derating will occur between -10°C and +5°C.) | 50 A | 50 A | 50 A | 50 A | 50 A | 50 A |
Peak Output Current (Power derating will occur between -10°C and +5°C.) | 75 A, 3 s | 75 A, 3 s | 75 A, 3 s | 75 A, 3 s | 75 A, 3 s | 75 A, 3 s |
Nominal Voltage | 153.6 V | 204.8 V | 256 V | 307.2 V | 358.4 V | 409.6 V |
Operating Voltage | 120~177 V | 160~236 V | 200~295 V | 240~354 V | 280~413 V | 320~472 V |
Dimensions (H/W/D) | 995 x 585 x 298 mm | 1228 x 585 x 298 mm | 1461 x 585 x 298 mm | 1694 x 585 x 298 mm | 1927 x 585 x 298 mm | 2160 x 585 x 298 mm |
Weight | 119 - 129 kg | 153 - 167 kg | 188 - 205 kg | 222 - 243 kg | 257 - 281 kg | 291 - 319 kg |
General Data: HVS & HVM
Operating Temperature | -10 °C to +50°C |
Battery Type | Lithium lron Phosphate (LiFePO4) |
Communication | CAN/RS485 |
Protection Rating | IP55 |
Round-trip Efficiency | ≥96% |
Environment | Indoor / Outdoor |
Mounting Method | Floor Stand |
Certification | VDE2510-50 / IEC62619 / CEC / CE / UN38.3 |
Applications | ON Grid / ON Grid + Backup / OFF Grid |
Warranty (Conditions apply. Refer to BYD Battery-Box Premium Limited Warranty Letter.) | 10 Years |
Compatible Inverters | Refer to BYD Battery-Box Premium HVS / HVM Compatible Inverter List ![]() |

Applications of BYD HVS and HVM:
The BYD HVS and HVM are versatile solutions suitable for a wide range of high-voltage applications, including:
Large-scale Grid-Connected Energy Storage Projects
Frequency Regulation
Peak Shaving
Renewable Energy Integration
Integration of Fronius GEN24 Plus Hybrid Inverters with BYD Battery-Box Premium
Experience unparalleled efficiency and reliability with the seamless integration of BYD Battery-Box Premium HVS and Fronius GEN24 Plus Hybrid Inverters. As leaders in renewable energy solutions, BYD and Fronius have once again demonstrated their excellence in the Energy Storage Inspection of 2022, securing top positions and setting new standards in the industry.
Why Invest in PV Storage?
A PV system primarily generates electricity during daylight hours, often producing surplus energy that goes unused. With a home storage unit like the BYD Battery-Box Premium HVS, you can store this excess energy for nighttime use, significantly reducing reliance on grid electricity and maximizing self-consumption.
Does it Make Financial Sense?
Investing in a solar battery not only provides environmental benefits but also offers financial advantages. By utilizing self-generated solar power, homeowners can save on expensive grid electricity, achieve self-sufficiency, and even have backup power during blackouts, enhancing overall energy resilience and cost-effectiveness.
✅ Efficiency and Financial Viability:
The efficiency of a PV storage system directly impacts its financial viability. With BYD Battery-Box Premium HVS and Fronius GEN24 Plus Hybrid Inverters, customers benefit from low conversion losses, maximizing economic returns and optimizing system performance over time.
✅ Technical Excellence:
The seamless integration of BYD Battery-Box Premium HVS and Fronius GEN24 Plus Hybrid Inverters ensures optimal performance. High efficiency ratings and System Performance Index (SPI) values reflect their superior energy management and performance compared to alternatives.
✅ Unlock Efficiency with Multi Flow Technology:
Fronius GEN24 Plus Hybrid Inverters feature innovative Multi Flow Technology, enabling simultaneous bidirectional energy flows. This technology enhances energy utilization, allowing customers to consume electricity while charging the battery, maximizing energy autonomy and efficiency.
