---
title: "Haitian Energy's 6.25MWh system passes large-scale fire testing"
type: "News"
locale: "en"
url: "https://longbridge.com/en/news/275200673.md"
description: "On February 7th, according to Haichen Energy Storage news, Haichen Energy Storage recently completed the world's first large-scale open-door fire test of the ∞Power 6.25MWh 4h long-duration energy storage system equipped with kilowatt-hour level cells. The test results indicate that the high energy density 6.25MWh energy storage system, equipped with ultra-large capacity cells, demonstrates stable and controllable safety performance under extreme conditions"
datetime: "2026-02-07T10:43:51.000Z"
locales:
  - [zh-CN](https://longbridge.com/zh-CN/news/275200673.md)
  - [en](https://longbridge.com/en/news/275200673.md)
  - [zh-HK](https://longbridge.com/zh-HK/news/275200673.md)
---

# Haitian Energy's 6.25MWh system passes large-scale fire testing

On February 7th, according to Haichen Energy Storage news, Haichen Energy Storage recently completed the world's first large-scale open-door fire test of the ∞Power 6.25MWh 4h long-duration energy storage system equipped with kilowatt-hour level battery cells. The test results indicate that the high energy density 6.25MWh energy storage system, equipped with ultra-large capacity battery cells, demonstrates stable and controllable safety performance under extreme conditions

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