BYD Energy Storage 老挝供货与安装
BYD（比亚迪）总部位于中国深圳，自产 LiFePO4 电芯，与 BYD 电动汽车采用相同化学体系。面向住宅和楼宇的 Battery-Box 系列包括高压堆叠式（HVS、HVM 及刀片电池 HVB）和 48 V 系统 (LVS)。Battery-Box HVE 与 BYD 自有逆变器成套销售。
- 总部
- China
- 定位
- 中端企业级
适合谁
Hybrid systems for homes, offices and shops that want a stackable high-voltage battery from a major cell maker.
概述
BYD in energy storage
BYD is headquartered in Shenzhen, China. Most people know it for electric cars, but BYD started as a battery maker and still makes its own LiFePO4 (LFP) cells. Its storage line for homes and buildings is called Battery-Box, first launched in 2015. At the end of 2025 BYD reported more than 1.5 million residential battery systems installed worldwide.
The Battery-Box range
| Line | Type | Capacity per tower (approx.) |
|---|---|---|
| HVS | High voltage, 2.56 kWh modules in series | 5.1–12.8 kWh |
| HVM | High voltage, 2.76 kWh modules | 8.3–22.1 kWh, up to 3 towers in parallel |
| HVB | High voltage, Blade cells, 4th generation (2025) | 5.9–29.6 kWh, up to 3 towers in parallel |
| LVS | 48 V, 4 kWh modules in parallel | 4–24 kWh |
| HVE | High voltage, sold as a set with BYD's Power-Box inverter | 4.2 or 6.4 kWh modules |
High voltage or 48 V? High-voltage batteries (HVS, HVM, HVB) need a high-voltage hybrid inverter from BYD's compatibility list. Current is lower, cables are smaller and round-trip efficiency is high (BYD states at least 96% for HVS/HVM). The 48 V LVS works with the low-voltage hybrid inverters common in Thailand and Laos.
How to read a battery warranty
A battery warranty ends at whichever comes first: the number of years (10 years on most Battery-Box models) or the total energy throughput passed through the battery. It also states the capacity guaranteed to remain at the end. A system that cycles fully every day can use up its throughput before year 10. The exact figures differ by model and region, so read the warranty document. Cover also depends on installation and room temperature following the manual.
Who it suits
Battery-Box suits homes, offices and shops that want backup during outages and evening use of solar energy, especially when the chosen inverter is already on BYD's compatibility list.
优势
- BYD makes its own LFP cells at very large scale, so the 10-year warranty has a solid manufacturer behind it.
- Modules stack without cabling between them, and capacity can be added later if the same compatible model is used.
- Battery-Box is on the compatibility lists of many inverter brands, including SMA, Fronius and GoodWe.
- LiFePO4 chemistry is cobalt-free and more thermally stable than NMC, which suits installation inside buildings.
选型前须知
- High-voltage batteries only work with inverters on BYD's list. An unlisted inverter may not work at all or may void the warranty.
- Older (HVS, HVM) and newer (HVB, HVE) lines cannot be mixed. If you plan to add capacity later, ask how long the model you buy will remain on sale.
- Not every model launched in Europe is available in Thailand. Confirm the model, stock and who handles claims in Thailand before designing.
- Lithium batteries ship as dangerous goods. Bringing them from Thailand to Laos takes more paperwork and time than modules or inverters.
在老挝的使用
What we see in Laos:
- Outages and brownouts: outside Vientiane, sags between 17:00 and 19:00 and rainy-season outages are normal. A hybrid system with Battery-Box keeps essential circuits (lights, fridges, network, cameras) running without starting a generator.
- Heat: high temperature ages batteries faster. Install in a shaded, ventilated room, not on a wall that takes the afternoon sun, and check the temperature range on the datasheet.
- Sizing: work out the kWh you need from the real loads and backup hours. See our LiFePO4 battery guide.
- Claims: claims go through the Thai seller. Record the serial numbers of the BMS and every module, and keep the system online so charge and discharge history is available as evidence.
A fit for homes, shops, offices and clinics that cannot afford to go dark during a brownout.
与其他方案对比
Pylontech's US series are 48 V batteries that work with many low-voltage hybrid inverters and are easy to extend one module at a time; pick Pylontech for 48 V and off-grid systems. Huawei's LUNA2000 battery is designed to pair with its own inverters and FusionSolar app, which suits an all-Huawei system. Choose BYD for a high-voltage battery that works with several inverter brands.
产品线
- Battery-Box Premium HVS
- Battery-Box Premium HVM
- Battery-Box Premium LVS
- Battery-Box HVB
- Battery-Box HVE
使用此品牌的解决方案
常见问题
How many years will a BYD battery last?
Most Battery-Box models carry a 10-year warranty, subject to throughput and remaining-capacity conditions. Real life depends on room temperature and how deeply the battery is discharged each day. A battery in a cool room that is not fully drained every day lasts longer.
Can Battery-Box work with the inverter we already have?
Yes, if your inverter is a hybrid model on BYD's compatibility list for that battery. A plain on-grid inverter cannot take a battery directly; you would add a battery inverter or switch to a hybrid. Send us a photo of the inverter label and we will check.
Is a LiFePO4 battery safe to install indoors?
LiFePO4 is the most thermally stable of the common lithium chemistries, but it still needs a correct installation: a properly sized DC breaker, adequate cable, nothing flammable nearby and space for ventilation. We do not install batteries in bedrooms or escape routes.
所有品牌名称和商标归其各自所有者所有。除非另有明确说明，提及某品牌并不代表与其存在合作关系。产品均通过正规分销渠道采购。
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我们会先询问一些细节，再给出初步设计方案。首次咨询免费，可用老挝语、泰语或英语，通过 WhatsApp 或 Facebook 主页联系。