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LONGi

We create productsthat excite and inspire

  • A Cleaner Planet
  • A Brighter Life
  • A More Prosperous Tomorrow

POWER CHALLENGES

We Solve Power Challenges With Microgrid Technology

Real power challenges, explained through the energy flow.

CHALLENGE 01 / 06

Frequent Power Outages

When the grid fails, stored energy supports essential loads

UPSUninterrupted Power Supply
OPERATING SEQUENCE · 01 / 03Grid available

The grid supplies the site loads.

Industry Solutions

We Empower Every Industry withTailored Energy Solutions.

Industrial & Commercial

Keep operations running. Make more of your solar power.

OUR CORE TECHNOLOGY

SLD Innovative Source-Load Decoupled Architecture

0 msSeamless switching
Exceptionalreliability
Higherpower quality

OUR CORE TECHNOLOGY

SLD Innovative Source-Load Decoupled Architecture

0 msSeamless switching
Exceptionalreliability
Higherpower quality

Multiple Power Sources

Flexible, renewable and reliable

  • Solar PV
  • Utility GridStable or weak grid
  • GeneratorDiesel / Gas etc.
  • Wind / HydroOther sources

Stable, High-Quality Power

For any load, anytime, anywhere

  • Industrial LoadsProduction Line / Heavy Machinery
  • Commercial LoadsBuilding / HVAC / Infrastructure
  • Motor LoadsPumps / Compressors / Conveyors

LONGi MICROGRID

MicrogridMade Simple

Making microgrids easier to design, deploy and operate.

CLEAN ENERGYBRIGHTER TOMORROW

SCROLL TO EXPLORE
ONENEXUS · MICROGRID BESS FAMILY

One FamilyOne-StopEvery Scenario

H2 Series50–125 kWM5 Series250–1,250 kWM20 Series1.25–20 MW
3Standardized product series
6Typical power challenges
3Three steps to Energy For All
SCROLL TO EXPLORE
LONGi

Select. Configure. Deploy.

From requirements to a fully operational microgrid in the simplest way.

1

SELECT

Define your needs.

Understand Your Load

Load profile, critical loads, backup time, growth plan

Identify Your Power Challenges

No grid, weak grid, grid limit, high diesel cost, high energy cost, or critical load

Choose the Right Platform

H2 for small sites M5 for C&I applications M20 for large-scale & infrastructure projects

H2H2 Series
M5M5 Series
M20M20 Series
2

CONFIGURE

Build your microgrid in minutes.

Intuitive Configuration Tool

Drag & drop components, auto-sizing, instant validation

Pre-configured Solutions

Built-in application templates and control strategies for fast customization

Off-grid
Grid Boost
UPS
UPS
DG Fuel Saving
Self-consumption
Mobile Power

One Integrated Design

PV, BESS, grid, generator and controls — all validated as one system

PV
BESS
Grid
Generator
Load
MEMS
3

DEPLOY

Deliver value. Fast.

Pre-engineered. Pre-tested.

Factory assembled, pre-wired and tested for reliability

Fast Transport

Compact design for easy shipping worldwide

Quick On-site Installation

Minimal on-site wiring and commissioning

Go Live. Stay On.

AI-powered MEMS for smart operation and remote monitoring

Faster Project Delivery

Weeks instead of months

Lower Total Cost

Pre-engineered, fewer resources on site

Higher Reliability

Factory tested, proven performance

Scalable & Future-ready

Easily expand as your needs grow

Global Support

Local partners, global service

Three Simple Steps. One Powerful Result.

OneNexus — Microgrid Made Simple

Select. Configure. Deploy.

Select. Configure. Deploy.

From requirements to a fully operational microgrid in the simplest way.

1

SELECT

Define your needs.

Understand Your Load

Load profile, critical loads, backup time, growth plan

Identify Your Power Challenges

No grid, weak grid, grid limit, high diesel cost, or critical loadNo grid, weak grid, grid limit, high diesel cost, high energy cost, or critical load

Choose the Right Platform

H2 for small sites · M5 for C&I · M20 for large-scale & infrastructure projects

H2 SeriesM5 SeriesM20 Series
2

CONFIGURE

Build your microgrid in minutes.

Intuitive Configuration Tool

Drag & drop, auto-sizing, instant validationDrag & drop components, auto-sizing, instant validation

Pre-configured Solutions

Application templates & control strategiesBuilt-in application templates and control strategies for fast customization

One Integrated Design

PV, BESS, grid, generator & controls — one systemPV, BESS, grid, generator and controls — all validated as one system

Off-gridGrid BoostUPSDG SavingSelf-useMobile
3

DEPLOY

Deliver value. Fast.

Pre-engineered. Pre-tested.

Factory assembled & tested for reliabilityFactory assembled, pre-wired and tested for reliability

Fast Transport

Compact design for easy shipping worldwide

Quick On-site Installation

Minimal on-site wiring and commissioning

Go Live. Stay On.

AI-powered MEMS for smart operation and remote monitoring

FACTORYGLOBALON-SITEMEMS
Faster Project DeliveryWeeks instead of months
Lower Total CostPre-engineered, fewer resources on site
Higher ReliabilityFactory tested, proven performance
Scalable & Future-readyEasily expand as your needs grow
Global SupportLocal partners, global service

Three Simple Steps. One Powerful Result.

OneNexus — Microgrid Made Simple

Explore Microgrid BESS Family

OneNexus H2A

OneNexus H2

Compact Microgrid BESS

50 kWRated AC power
104 kWhRated energy
10 msTransfer time
LONGiOn

Power Anywhere. Always On.

LONGi Full-Stack, Natively Integrated

IN-HOUSE ENGINEERING. ONE INTEGRATED SYSTEM.

Developed in-house and deeply integrated for greater safety, performance and efficiency across microgrid applications.

BMS

Battery Management System

  • 3-tier architecture
  • SOC error ≤2.5%
  • SOH error ≤4%

iCCS

Cell Safety Monitoring

  • 3-level thermal runaway detection
  • Voltage accuracy ≤±3mV
  • Withstand voltage ≥1500V

EMS

Plant Energy Management

  • 24×7 live monitoring
  • Response in seconds
  • AI-powered strategies

TMS

Thermal Management

  • Uniform, wide-range cooling
  • Temperature spread ≤±2°C
  • 10-year coolant life

PCS

Power Conversion System

  • Peak efficiency ≥98%
  • No derating <50°C
  • EMS response ≤70ms

Hybrid Inverter

PV · Storage · Diesel

  • PV, storage & diesel integration
  • Seamless on/off-grid transfer
  • Grid-forming & black start

MPPT

PV Controller

  • High-efficiency MPPT
  • Multiple string inputs
  • Reliable in harsh conditions
  • Safer
  • More Efficient
  • More Integrated
  • Smarter
  • Longer Lifespan
LONGiOn

All-Time Balancing

Balance every moment.Unlock more usable capacity.

Go beyond conventional balancing windows. Continuously reduce cell differences for more usable capacity, longer battery life and greater efficiency.

  • 24/7Cell balancing
  • Intelligent detectionof cell differences
  • More capacityBetter utilization

More usable battery capacity

+5.9%
SOHHealth Assessment
RULRemaining Useful Life
Safety Risk Alert
LONGi

DDS | Battery Health Diagnostic System

Powered by AI and Battery Physics. Safer, Longer-Lasting, Smarter Energy Storage.

Safer

Proactive warnings
Prevent emerging risks

Higher returns

Extend battery life
Improve lifecycle returns

Smarter

AI + physics-based models
Precise diagnostics

Easier to manage

Cloud platform
Visual operations

Cell brands
10+
Operating stations
50+
Diagnostic algorithms
20+
Cell data
10TB+
Operating cells
2M+

Core functions

Health diagnosis

Cell, module and cluster diagnostics
Precise SOH, RUL and capacity estimates

Safety warnings

Lithium plating, internal shorts and self-discharge
Electrical and thermal abuse detection

Consistency analysis

Voltage, temperature, resistance and capacity
Consistency evaluation and optimization

Intelligent reports

Daily, weekly and monthly reports
Station health and safety assessments

Cloud platform

Unified management across stations
SaaS or private deployment

Data downloads

Cell voltage, current and temperature
Download the data you need

Application value

Strengthen safety

Identify risks early, before they develop

Improve lifecycle returns

Extend battery life and reduce unplanned downtime

Support low-carbon growth

Enable safe, stable and efficient storage operations

OneView

Monitor.Manage.Operate.

Turn data into performance.

OneView provides a unified view of all your microgrid assets, enabling real-time monitoring, proactive maintenance and efficient fleet management.

Open OneView
  • Higher Uptime

    From reactive to proactive

  • Lower O&M Cost

    Detect issues early

  • Greater Asset Value

    Keep your systems running at their best

Interface illustration · Not live data
Interface illustration · Not live data

Data Monitoring

Real-time data from all your sites

Power, SoC, alarms, performance

Fleet Management

Ticket system

Manage issues, track progress, improve service efficiency

  • Open
  • In Progress
  • Resolved

Predictive Maintenance

AI-driven insights

Identify risks early, schedule maintenance in time

Risk Detected

Power Anywhere.
Always On.

OUR MISSION & VISION

Power AnywhereEnergy for All

Where Power Goes, Opportunity Follows.

CLEAN ENERGYBRIGHTER TOMORROW

A brightertomorrow for all.

WHAT DRIVES US

Create Products That Excite and Inspire

We build simple, intelligent and trusted microgrid solutions that make a real difference in the world.