LiFePO4 energy storage supplier since 2018 · OEM/ODM supported
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All-in-One Energy Storage System lineup engineered by Jiaxing Virtuous Technology Co., Ltd.
Commercial all-in-one battery energy storage system testing and production facility
Residential stackable all-in-one solar energy storage system with integrated inverter
Outdoor liquid cooling all-in-one BESS cabinet for commercial and industrial microgrids

Turnkey Pre-Integration

Factory-integrated LiFePO4 battery, PCS, BMS & HVAC

Multi-Tier Cell Safety

Thermally stable chemistry, aerosol fire suppression & IP54

Global Grid Compliance

Certified to UN38.3, IEC 62619, CE, and UL standards

Lifecycle Engineering

Complete project sizing, dispatch algorithms & field support

Procurement Intelligence & Technical Guide

All-in-One Energy Storage System: The Complete Global Sourcing Guide for Commercial & Residential Projects

A comprehensive technical analysis addressing how EPCs, solar developers, and commercial energy managers evaluate, specify, and procure integrated All-in-One Energy Storage Systems (AIO BESS) to eliminate field integration bottlenecks, control CAPEX, and maximize lifecycle ROI.

Why Global Energy Buyers Are Transitioning from Split Architectures to All-in-One Energy Storage Systems

In the evolving landscape of distributed renewable power, solar developers and electrical contractors frequently encounter severe logistical and technical friction when deploying conventional split-architecture energy storage systems. Traditionally, procuring an energy storage facility required contracting separate vendors for lithium-ion battery modules, power conversion systems (PCS or hybrid inverters), battery management systems (BMS), high-voltage junction boxes, heating/ventilation thermal control (HVAC), and site-level energy management software (EMS). Onsite integration created compounding points of failure: incompatible communication protocols (such as Modbus TCP/RTU timing offsets), split warranty liabilities between inverter manufacturers and battery cell packagers, extensive onsite high-voltage cabling labor, and prolonged grid-interconnection commissioning delays.

An All-in-One Energy Storage System completely eliminates these field installation friction points. By packaging the lithium iron phosphate (LiFePO4) battery racks, bidirectional inverter/PCS, active thermal management, fire protection systems, and automated microgrid controls within a unified, factory-tested outdoor enclosure, an All-in-One ESS shifts high-risk engineering from harsh job sites into tightly controlled manufacturing lines. At Jiaxing Virtuous Technology Co., Ltd., every all-in-one system undergoes rigorous end-of-line functional acceptance testing—covering full-load thermal balancing, automated grid-loss transfer, and fault isolation—ensuring that field commissioning requires little more than setting down the foundation pad, terminating AC grid interconnects, and linking communication channels.

Core Architecture of an Industrial-Grade All-in-One BESS

To deliver true utility-grade safety and operational autonomy across 6,000+ deep discharge cycles, an All-in-One Energy Storage System relies on four deeply harmonized engineering layers:

  • Electrochemical Core & Module Packaging: Utilizing tier-1 prismatic LiFePO4 cells rated for high thermal stability and zero oxygen-release failure modes. Individual cells are laser-welded with busbars configured for low internal resistance, monitored by slave BMS boards recording cell-level voltages and module temperature thermistors.
  • Power Conversion System (PCS): A bidirectional four-quadrant inverter stage supporting on-grid peak shaving, reactive power compensation (VAR support), rapid black-start capabilities, and sub-20ms uninterruptible islanding transfer during mains brownouts.
  • Precision Thermal Conditioning: Advanced HVAC configurations utilizing targeted air channels or closed-loop liquid cooling plates. Liquid cooling loops maintain cell-to-cell temperature differentials below 2.5°C across multi-hundred kilowatt-hour cabinets, dramatically retarding cell degradation in extreme ambient environments from -25°C to +55°C.
  • Multi-Tiered Safety & Fire Suppression: Integrating early combustible gas detection (CO and H2 detectors), cabinet pressure relief vents, aerosol or Novec fire extinguishing modules, and automated mechanical DC disconnect switches governed by master BMS protection algorithms.
Consult with Our ESS Engineers
Engineered Recommendations

High-Efficiency All-in-One Energy Storage Systems

Carefully engineered configurations from Jiaxing Virtuous Technology Co., Ltd. designed for commercial facilities, industrial microgrids, and residential energy self-sufficiency.

241 kWh All-in-One Energy Storage System outdoor cabinet
AIO-A241

241 kWh All-in-One ESS Outdoor Cabinet, Air Cooling

Integrates a 100 kW hybrid inverter, LiFePO4 battery modules, and industrial air conditioning in a robust IP54 enclosure. Ideal for factory peak shaving.

  • 241 kWh LiFePO4
  • 100 kW Output
  • IP54 Outdoor
313 kWh 400V All-in-One BESS Cabinet for Industry
AIO-A313

313 kWh 400V All-in-One BESS Cabinet for Industry

High-density 400V AC 3-phase turnkey BESS engineered for demand response, transformer capacity expansion, and diesel genset displacement.

  • 313 kWh Nominal
  • 400V AC Output
  • Aerosol Fire System
418 kWh Liquid Cooling LiFePO4 Storage Cabinet
BESS-L418

418 kWh Liquid Cooling LiFePO4 Storage Cabinet

Premium liquid-cooled architecture for harsh environments. Tightly regulates internal cell temperatures to prolong operational lifespan.

  • 418 kWh Capacity
  • Liquid Chiller Loop
  • C&I Microgrid
Residential stackable all-in-one home energy storage system
HES-2510

Stackable 25 kWh All-in-One Home ESS with 10 kW Inverter

Modular plug-and-play residential storage. Combines a 10 kW hybrid inverter with scalable 5.12 kWh battery modules for whole-home emergency backup.

  • 25.6 kWh Stored
  • 10 kW Hybrid PCS
  • Modular Expansion

Need a tailored electrical layout, custom voltage level, or localized compliance configuration?

Request Custom System Sizing
Engineering Specifications

All-in-One Energy Storage System Portfolio Overview

Compare core electrical and physical parameters across our residential and commercial All-in-One systems.

Model Series Usable Energy Rated Power Battery Chemistry Thermal Control Grid Coupling & Ingress Target Application
HES-1005 / HES-1010 10.24 kWh 5 kW / 10 kW LiFePO4 (Prismatic) Natural / Smart Fan Single-Phase / 3-Phase, IP21 Residential PV self-consumption & critical backup
HES-2510 Series 25.6 kWh 10 kW – 15 kW LiFePO4 (Stackable) Smart Air Ducting Three-Phase Hybrid, IP21 Luxury residences, light clinics, small commercial
AIO-A241 Outdoor 241 kWh 100 kW / 125 kW LiFePO4 (Grade-A) Precision Industrial AC 400V AC 3P4W, IP54 Outdoor Factory peak shaving, solar carports, farm backup
AIO-A313 Industrial 313 kWh 150 kW LiFePO4 (High-density) Air Cooling + Internal Duct 400V AC 3P4W, IP54 Outdoor C&I demand control, microgrid backup, EV chargers
BESS-L418 Commercial 418 kWh 200 kW / 250 kW LiFePO4 (314Ah Cells) Closed-Loop Liquid Chiller 400V AC / 480V AC, IP54 Heavy industrial peak shifting, high-ambient desert sites
Why Choose Virtuous

Engineering Rigor & Supply Chain Reliability Since 2018

How Jiaxing Virtuous Technology Co., Ltd. protects your capital investment through controlled manufacturing, verified compliance, and direct global engineering support.

Locked Component Supply Chains for Repeatable System Quality

Founded in 2018 in Jiaxing, Zhejiang, Jiaxing Virtuous Technology Co., Ltd. was established to solve one of the energy storage industry’s greatest pain points: specification drift. Too many suppliers cut corners between prototype demonstration and mass production by substituting inferior cells or unbranded BMS components. At Virtuous, we follow an uncompromising engineering protocol. We qualify, audit, and lock tier-1 cell suppliers, proven inverter topologies, and industrial microcontrollers directly into product master bills of materials (BOMs). Your tenth container delivery performs with the exact cell balance, thermal precision, and communication integrity as your initial qualification sample.

Our engineering group supports solar distributors, EPC contractors, and corporate facility directors through every phase of the project lifecycle. From reading raw 15-minute interval utility interval data to properly sizing battery and PCS capacities, our engineers ensure project success. We assemble custom compliance packages for grid interconnection filings, provide complete single-line diagrams (SLDs), and deliver step-by-step commissioning guidelines tailored to local electrical codes.

  • Rigid Factory Integration & Testing
  • Onsite TÜV Rheinland Verified Factory
  • Turnkey Solar + Storage OEM/ODM
  • Direct Engineering Field Support
Virtuous advanced manufacturing line and BESS testing benches
Standardized Automated ESS Assembly & Load Bank Testing
Virtuous facility premises verified onsite by third-party auditors
Verified Manufacturing Facility, Jiaxing
Virtuous professional project engineering and technical support team
In-House R&D and Systems Engineering Team
2018Year Established
5016 kWhLargest Container Project
45+Countries & Regions Supplied
100%Factory Load-Bank Tested
Proven Performance

Real-World Deployment Scenarios for All-in-One Systems

Proven reliability across demanding environments in the Middle East, the Americas, Europe, and South Asia.

Commercial BESS cabinets installed for manufacturing peak shaving

Industrial Peak Shaving & Demand Management

Deploying 241 kWh and 418 kWh All-in-One cabinets to suppress sharp midday machinery surges, lowering monthly utility demand penalties by up to 35%.

Rooftop solar paired with All-in-One BESS for distribution warehouse

Commercial Solar Self-Consumption

Storing surplus midday rooftop solar energy to power evening logistics shifts, insulating commercial facilities from volatile grid tariffs.

Microgrid All-in-One Energy Storage Container in remote mining outpost

Island & Remote Microgrids

Displacing high-cost diesel fuel generation in remote agricultural and mining facilities with high-durability liquid-cooled storage containers.

Residential stackable all-in-one energy storage system installation

Residential Micro-Generation & Backup

Enabling complete electrical resilience for modern homes with silent, seamless sub-20ms transfer switches during severe storm outages.

Mobile all-in-one power storage unit for emergency response and field worksites

Emergency Response & Field Infrastructure

Rapidly deployable integrated energy systems providing clean, whisper-quiet pure sine power for critical telecom towers and medical shelters.

Secure crating and international export shipment of All-in-One ESS cabinets

Turnkey Export Packaging & Commissioning

Heavy-duty ocean-rated packaging with full UN38.3 test documentation, enabling swift customs clearance at major international ports.

Procurement FAQ

Frequently Asked Questions on All-in-One Energy Storage Sourcing

Clear, direct answers to common technical, commercial, and logistical questions asked by global procurement professionals.

What exactly defines an "All-in-One Energy Storage System" compared to traditional split BESS setups?
An All-in-One Energy Storage System (AIO BESS) consolidates the electrochemical battery modules, battery management system (BMS), bidirectional power conversion system (PCS/inverter), HVAC thermal management (liquid or air), DC/AC distribution switchgear, fire detection, and suppression systems into a single factory-assembled, IP54-rated outdoor enclosure. In contrast to split setups—where components are sourced separately from multiple vendors and wired together manually on concrete pads—an All-in-One system is pre-engineered, factory-wired, and fully tested before dispatch. This reduces jobsite installation labor by up to 70%, completely eliminates multi-vendor communication integration errors, and delivers single-source warranty accountability.
How do I choose between air-cooled and liquid-cooled All-in-One ESS cabinets?
The decision is governed primarily by your charge/discharge cycling rate (C-rate), physical space limitations, and ambient site temperatures. Air cooling (featured in our 241 kWh and 313 kWh cabinets) is highly cost-effective, mechanically straightforward, and well-suited for standard commercial peak-shaving applications operating at 0.5C cycling in moderate climates (-10°C to +40°C). Liquid cooling (featured in our 261 kWh, 418 kWh cabinets, and 5016 kWh containers) uses closed-loop coolant distribution directly across cell faces. It is essential for high C-rate cycling, heavy daily dual-cycling, and extreme climates (such as Middle East desert environments reaching +55°C), as it limits cell temperature spreads to within 2.5°C, significantly extending cell life.
What international certifications and test documentation are required before importing an All-in-One BESS?
Prior to issuing commercial purchase orders, importers must verify three distinct compliance tiers:
1. Dangerous Goods Transportation: UN38.3 test summary reports and material safety data sheets (MSDS), which shipping lines and air freight forwarders mandate for lithium battery carriage.
2. Battery System Safety: IEC 62619 and IEC 62040 for stationary industrial battery installations, alongside CE-LVD and CE-EMC for European destination ports.
3. Grid Interconnection & Fire Safety: IEEE 1547 and UL 1741-SB for inverter grid-tie synchronization, UL 1973 for battery packs, and UL 9540/UL 9540A unit-level thermal runaway evaluation for North American AHJs and insurance underwriters. Jiaxing Virtuous Technology Co., Ltd. supplies verified documentation packages tailored to your target jurisdiction.
Can multiple All-in-One cabinets be paralleled to scale capacity for expanding industrial loads?
Yes. Our commercial All-in-One cabinets feature modular parallel control architecture. Up to 10 units of our 241 kWh, 313 kWh, or 418 kWh cabinets can be paralleled on the AC bus to create multi-megawatt-hour installations without requiring external high-voltage combiner switchgear. Our master-slave EMS automatically synchronizes inverter output phases, dynamically manages state-of-charge (SOC) balancing across individual cabinets, and provisions black-start sequencing to prevent inrush current trips.
What commercial trade terms (Incoterms) and payment methods does Jiaxing Virtuous Technology Co., Ltd. accept?
We offer flexible international trade arrangements designed to minimize importer risk. Supported Incoterms include FOB, CFR, CIF, EXW, FAS, FCA, CPT, DDP, and DDU. For sea logistics, we work directly with experienced Class 9 dangerous goods freight forwarders. Accepted payment terms include confirmed irrevocable Letters of Credit (L/C) at sight and Telegraphic Transfer (T/T), with transactions supported in USD, EUR, GBP, AUD, CAD, HKD, and CNY.
What customization and OEM/ODM options are available for EPCs and distributors?
We provide comprehensive private-label OEM/ODM solutions. Customization capabilities include external cabinet powder-coating colors, corporate branding/logos, custom AC output voltages (e.g., 208V, 380V, 400V, 480V at 50Hz/60Hz), tailored communication protocols (Modbus, CANbus, Profinet, OpenADR), and regional fire suppression configurations (aerosol, Novec 1230, or external deluge pipe connections). Additionally, we provide localized installation manuals, unbranded technical datasheets, and commissioning software tools.
Direct Engineering Consultation

Accelerate Your Project with an Engineered All-in-One BESS Solution

Skip the guesswork of multi-vendor sourcing. Speak directly with our energy storage application engineers to receive a validated technical proposal, comprehensive single-line diagram, and project-specific price quotation.

Direct Technical Sales Desk [email protected]
Corporate & Factory Address Jiaxing Virtuous Technology Co., Ltd.
No. 1888 Zhongshan West Road, Jiaxing, Zhejiang, China
International Export Operations Middle East · North America · South America · South Asia · Eastern Europe

To expedite your system sizing proposal, please provide:

  1. Target Project Application: Commercial peak shaving, solar self-consumption, critical backup, or off-grid microgrid.
  2. Capacity Sizing: Desired energy capacity (kWh) and continuous inverter output power (kW), or 12-month utility interval data.
  3. Interconnection Specs: Local grid voltage (e.g., 208V, 400V, 480V), frequency (50/60Hz), and indoor vs. outdoor site constraints.
  4. Regulatory Compliance: Mandatory certifications required by your local grid operator or insurance underwriter (IEC, CE, UL).
  5. Commercial Details: Estimated order quantity, delivery destination port, target commissioning timeline, and OEM requirements.