--- title: Dyness B4850 battery energy storage system description: The DYNESS battery B4850 module is widely used in energy storage sector. It adopts modular design and can be used for residential applications. The reliable LiFePO4 technology ensures maximum safety and a longer life cycle. image: https://blog.nastechsolar.com/hubfs/Imported_Blog_Media/653a2f4e7bb9bb116f30326b_dyness-Mar-26-2024-09-20-29-9919-AM.png --- [Skip to content](https://blog.nastechsolar.com/en/products/b4850#main-content) [![Home of Clean Energy](https://blog.nastechsolar.com/hs-fs/hubfs/Nastech%20logo-1.png?width=410&height=139&name=Nastech%20logo-1.png)](https://nastechsolar.com) - [Contact Us](https://blog.nastechsolar.com/contact-us) - [News](https://blog.nastechsolar.com/en) Open main navigation Close main navigation - [Contact Us](https://blog.nastechsolar.com/contact-us) - [News](https://blog.nastechsolar.com/en) - [Go Back to > Nastechsolar](https://nastechsolar.com) [Go Back to > Nastechsolar](https://nastechsolar.com) [All posts](https://blog.nastechsolar.com/en/all) March 26, 2024 # Dyness B4850 battery energy storage system By  [Xi'an Dyness Digital Energy Technology Co., Ltd](https://blog.nastechsolar.com/en/author/xian-dyness-digital-energy-technology-co-ltd)  ·  4 minute read Dyness B4850 battery energy storage system [![dyness](https://blog.nastechsolar.com/hubfs/Imported_Blog_Media/653a2f4e7bb9bb116f30326b_dyness-Mar-26-2024-09-20-29-9919-AM.png)](https://blog.nastechsolar.com/?hsLang=en) [mailto:sales@dyness-tech.com](mailto:sales@dyness-tech.com) Home About Dyness [About Us](https://blog.nastechsolar.com/a/about-us?hsLang=en) [Jobs](https://blog.nastechsolar.com/a/jobs?hsLang=en) [News](https://blog.nastechsolar.com/a/news?hsLang=en) Products Cases [**Residential ESS cases**](https://blog.nastechsolar.com/cases?hsLang=en) [Commercial ESS cases](https://blog.nastechsolar.com/commercial-cases?hsLang=en) [**Other ESS cases**](https://blog.nastechsolar.com/other-ess-cases?hsLang=en) [App Monitor](http://server.dyness.com) Service [Self Service Center](https://service.dyness.com/) [Warranty Registration](https://blog.nastechsolar.com/sign?hsLang=en) [Downloads](https://blog.nastechsolar.com/download?hsLang=en) [Q&A](https://blog.nastechsolar.com/qa?hsLang=en) [Training Video](https://blog.nastechsolar.com/training-video?hsLang=en) Contact [Contact Us](https://blog.nastechsolar.com/contact?hsLang=en) [Collaboration](https://blog.nastechsolar.com/collaboration?hsLang=en) ![](https://blog.nastechsolar.com/hubfs/Imported_Blog_Media/64f69bb1e4d7131ae092b7d0_worldwide-location-Mar-26-2024-09-20-23-3488-AM.svg) [UN](http://dyness.com) [CN](http://dyness.cn) [DE](http://dyness.com/de) [ES](http://dyness.com/es) [SA](https://www.dyness.com/sa) [IT](http://dyness.com/it) [US](https://www.dyness.us) French Norweigian Swedish Home About Dyness [About Us](https://blog.nastechsolar.com/a/about-us?hsLang=en) [Jobs](https://blog.nastechsolar.com/a/jobs?hsLang=en) [News](https://blog.nastechsolar.com/a/news?hsLang=en) Products Solutions [**Residential cases**](https://blog.nastechsolar.com/cases?hsLang=en) [Commercial cases](https://blog.nastechsolar.com/commercial-cases?hsLang=en) [**Other ESS cases**](https://blog.nastechsolar.com/other-ess-cases?hsLang=en) [App Mornitor](https://server.dyness-tech.com/) Service [Self Service Center](https://blog.nastechsolar.com/warranty?hsLang=en) Sign for warranty [Downloads](https://blog.nastechsolar.com/download?hsLang=en) [Q&A](https://blog.nastechsolar.com/qa?hsLang=en) [Training Video](https://blog.nastechsolar.com/training-video?hsLang=en) Contact [Contact Us](https://blog.nastechsolar.com/contact?hsLang=en) [Collaboration](https://blog.nastechsolar.com/collaboration?hsLang=en) ![](https://blog.nastechsolar.com/hubfs/Imported_Blog_Media/64f69bb1e4d7131ae092b7d0_worldwide-location-Mar-26-2024-09-20-23-3488-AM.svg) [UN](http://dyness.com) [CN](http://dyness.cn) [DE](http://dyness.com/de) [ES](http://dyness.com/es) [SA](https://www.dyness.com/sa) [IT](http://dyness.com/it) [US](https://www.dyness.us) French Norweigian Swedish [![dyness](https://blog.nastechsolar.com/hubfs/Imported_Blog_Media/653a2f4e7bb9bb116f30326b_dyness-Mar-26-2024-09-20-29-9919-AM.png)](https://blog.nastechsolar.com/?hsLang=en) [Home](https://blog.nastechsolar.com/?hsLang=en) Products Link ## Product Range [Popular items](https://blog.nastechsolar.com/en/products/b4850#w-tabs-0-data-w-pane-0) [Home Energy Storage Systems](https://blog.nastechsolar.com/en/products/b4850#w-tabs-0-data-w-pane-1) [Low Voltage](https://blog.nastechsolar.com/en/products/b4850#w-tabs-0-data-w-pane-2) [High Voltage](https://blog.nastechsolar.com/en/products/b4850#w-tabs-0-data-w-pane-3) [Commercial Energy Storage Systems](https://blog.nastechsolar.com/en/products/b4850#w-tabs-0-data-w-pane-4) [Low Voltage](https://blog.nastechsolar.com/en/products/b4850#w-tabs-0-data-w-pane-5) [High Voltage](https://blog.nastechsolar.com/en/products/b4850#w-tabs-0-data-w-pane-6) [RV Batteries](https://blog.nastechsolar.com/en/products/b4850#w-tabs-0-data-w-pane-7) No items found. ### Low Voltage - 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Low voltage #### Popular items # B4850 The DYNESS battery B4850 module is widely used in energy storage sector. It adopts modular design and can be used for residential applications. The reliable LiFePO4 technology ensures maximum safety and a longer life cycle. [Buy Now >](https://www.dyness.com/product-buy-now-page/b4850) [Specifications](https://blog.nastechsolar.com/en/products/b4850#w-tabs-2-data-w-pane-0) [Product Characters](https://blog.nastechsolar.com/en/products/b4850#w-tabs-2-data-w-pane-1) [Data Download](https://blog.nastechsolar.com/en/products/b4850#w-tabs-2-data-w-pane-2) | Model | B4850 | | --- | --- | | Battery Type | LiFePO4 | | Nominal Battery Energy | 2.4 kWh | | Nominal Capacity | 50Ah | | Nominal Voltage | 48V | | Operating Voltage | 42 ~ 54.75V | | Recommended C Rate | 0.5C | | Recommended Charge/Discharge Current | 25A | | Max. Power Charge/Discharge Current | 50A | | Peak Power Charge/Discharge Current | 55A (Protect) | | Depth of Discharge (DOD) | 95% | | Net Weight | 22 kg | | Dimension\[W\*D\*H\] | 480\*405\*90 mm | | Charging Temp. Range | 0~55℃ | | Discharging Temp. Range | -20~55℃ | | Communication | CAN/RS485 | | Cycle Life\[1\] | ≥6000 Cycles | | Protection Level | lP20 | | Expansion | Up to 40 units in parallel | | Pros | Can be used in both off-grid and hybrid setups, compact design | | Certification & Safety Standard | UN38.3/CE-EMC/IEC62619/IEC62040/CEC Accredited/CEI-021/UL1973/REACH/ROHS/UKCA/GOST-R | \[1\]Test conditions: 0.2C Charging/Discharging, @25℃, 95% DOD | Module Design | Easy Installation | High Safety LFP | Wide Compatibility | | --- | --- | --- | --- | | Flexible expansion | Stackable with flexible brackets | Cell level monitoring and balancing | Matching with leading inverters | ‍ > Introduction of Dyness B4850 battery module > Dyness B4850 Battery Installation Video Battery Documents for AU B4850 AU ![](https://blog.nastechsolar.com/hubfs/Imported_Blog_Media/646dcf1da70a1bf8dcb94526_document%20icon-Mar-26-2024-09-19-02-3092-AM.svg) #### **Product information** [• Data sheet B4850 AU - EN](https://assets-global.website-files.com/6459f6ee0c7f63a3b1a74a51/645cbbbb9d04456fe17a21c3_98e060158c2560dbd2364a60def3b638.pdf) • Data sheet B4850 AU - CN • Data sheet B4850 AU - PT ![](https://blog.nastechsolar.com/hubfs/Imported_Blog_Media/646dcfb4933b939f7e70763e_1547295-Mar-26-2024-09-19-05-3391-AM.png) #### **Certification** • CE- B4850 AU • CEI-021- B4850 AU • EN 62619- B4850 AU • IEC 62619- B4850 AU • UL 1973- B4850 AU [• MSDS- B4850 AU](https://assets-global.website-files.com/6459f6ee0c7f63a3b1a74a51/645cbbc70fe52c6359092b88_a6139a6cd7cb09b9d727434f60128f42.pdf) • UN38.3- B4850 AU • TUV Certificate IEC62040- B4850 AU • 62040- B4850 AU ![](https://blog.nastechsolar.com/hubfs/Imported_Blog_Media/646dcfd78f282470d8b39752_document-download-icon-Mar-26-2024-09-18-58-4419-AM.png) #### **Installation instrument** [• Installation instrument #1](https://assets-global.website-files.com/6459f6ee0c7f63a3b1a74a51/645cbbd42ad9ddda0cf493b6_fbdbc94984d8394b353d38d4e23c2cfb.pdf) • Installation instrument #2 ![](https://blog.nastechsolar.com/hubfs/Imported_Blog_Media/646dcf1da70a1bf8dcb94526_document%20icon-Mar-26-2024-09-19-02-3092-AM.svg) #### **Warranty** [• Installation instrument #1](https://assets-global.website-files.com/6459f6ee0c7f63a3b1a74a51/645cbbd42ad9ddda0cf493b6_fbdbc94984d8394b353d38d4e23c2cfb.pdf) • Installation instrument #2 Low voltage Battery B4850 ![](https://blog.nastechsolar.com/hubfs/Imported_Blog_Media/646dcf1da70a1bf8dcb94526_document%20icon-Mar-26-2024-09-19-02-3092-AM.svg) #### **Product information** [• Data sheet B4850 - EN](https://assets-global.website-files.com/6459f6ee0c7f63a3b1a74a51/65124efcd26bfc8db44af5e3_Dyness%20B4850%20datasheet-EN.pdf) [• Data sheet B4850 - CN](https://assets-global.website-files.com/6459f6ee0c7f63a3b1a74a51/64ded7698ccc30bf92f2e2f1_Dyness%20B4850%20datasheet-CN.pdf) • Data sheet B4850 - PT ![](https://blog.nastechsolar.com/hubfs/Imported_Blog_Media/646dcfb4933b939f7e70763e_1547295-Mar-26-2024-09-19-05-3391-AM.png) #### **Certification** [• CE- B4850](https://assets-global.website-files.com/6459f6ee0c7f63a3b1a74a51/645cb1b2fc8ee64ab9b8e5ce_cd8204629cd7495c1fcf68b5a0c61c5c.pdf) [• CEI-021- B4850](https://assets-global.website-files.com/6459f6ee0c7f63a3b1a74a51/645cb4ee1446928a63e0aa6c_c19608a83adae5802f32707363bd2bb5.pdf) [• EN 62619- B4850](https://assets-global.website-files.com/6459f6ee0c7f63a3b1a74a51/645cb1bbc996106888dd528a_fe61ccbbdcc1b88c30e637bf796f727f.pdf) • IEC 62619- B4850 [• UL 1973- B4850](https://assets-global.website-files.com/6459f6ee0c7f63a3b1a74a51/645cae0ac65575be9cab831e_5158bd6cdb5e1c9ee054cd152fc5eb06.pdf) [• MSDS- B4850](https://assets-global.website-files.com/6459f6ee0c7f63a3b1a74a51/645cb4e227e036663b7d60f1_67bd180d5a15e0f4d8ea597ec3cd3764.pdf) [• UN38.3- B4850](https://assets-global.website-files.com/6459f6ee0c7f63a3b1a74a51/645cb4ebd83c803e1d044efe_b6ecfb332d003110055442639502c600.pdf) [• TUV Certificate IEC62040- B4850](https://assets-global.website-files.com/6459f6ee0c7f63a3b1a74a51/645cb4e42d2f636b65e87fce_0499bcaa189f81f595d6043851b88ca4.pdf) • 62040- B4850 ![](https://blog.nastechsolar.com/hubfs/Imported_Blog_Media/646dcfd78f282470d8b39752_document-download-icon-Mar-26-2024-09-18-58-4419-AM.png) #### **Installation instrument** [• Installation instrument #1](https://assets-global.website-files.com/6459f6ee0c7f63a3b1a74a51/645cb5906bc0f5fe79548997_241c1a1d696a4faed203e9303c5084eb.pdf) • Installation instrument #2 ![](https://blog.nastechsolar.com/hubfs/Imported_Blog_Media/646dcf1da70a1bf8dcb94526_document%20icon-Mar-26-2024-09-19-02-3092-AM.svg) #### **Warranty** [• Installation instrument #1](https://assets-global.website-files.com/6459f6ee0c7f63a3b1a74a51/645cb5906bc0f5fe79548997_241c1a1d696a4faed203e9303c5084eb.pdf) • 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It adopts modular design and can be used for residential applications. The reliable LiFePO4 technology ensures maximum safety and a longer life cycle.", "headline" : "Dyness B4850 battery energy storage system", "image" : "https://23100838.fs1.hubspotusercontent-na1.net/hubfs/23100838/Imported_Blog_Media/653a2f4e7bb9bb116f30326b_dyness-Mar-26-2024-09-20-29-9919-AM.png", "publisher" : { "@type" : "Organization", "logo" : { "@type" : "ImageObject", "url" : "https://cdn2.hubspot.net/hubfs/23100838/Nastech%20logo-1.png" }, "name" : "NASTECH DMCC" }, "url" : "https://blog.nastechsolar.com/en/products/b4850" } ```