Industrial and Commercial Energy
Shanghai Walmay Group Co., Ltd.

  • 261kWh Liquid-Cooled Industrial Energy Storage
  • 261kWh Liquid-Cooled Industrial Energy Storage
  • 261kWh Liquid-Cooled Industrial Energy Storage
  • 261kWh Liquid-Cooled Industrial Energy Storage

261kWh Liquid-Cooled Industrial Energy Storage
<3% THD & Grid Stability (+ 15%), clean power for sensitive medical/industrial equipment.
Space-Saving Design (1.58m Depth), fast installation, faster ROl in tight spaces.
VPp-Ready Energy Storage turns stored power into grid revenue streams.
314Ah LFP Battery, slash long-term costs for factories and campuses.
+86 13287510939
+86 13287510939
info@walmaygroup.com
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261kWh Liquid-Cooled Industrial Energy Storage
Overview

Walmay Integrated 261kWh Liquid-Cooled Industrial Energy Storage System is a high-power solution for industrial & commercial (C&I) scenarios, launched by Shanghai Walmay Group. It integrates 5 LFP battery packs (52.2kWh each) with liquid cooling tech, leveraging the Group’s steel-derived precision manufacturing. 

With 100kW rated power, 261kWh capacity, and IP55 protection, it meets demands for peak shaving, PV matching, and emergency backup in factories, industrial parks, and commercial complexes, complying with global certifications like CE and ISO.

     Walmay Battery Factory Display
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Battery energy storage product features

Walmay battery energy storage features


  1. Efficient Liquid Cooling: Adopts 50% ethylene glycol aqueous solution (-35℃ coolant), maintaining stable cell temperature in -20℃~50℃, adapting to extreme industrial climates.
  2. Large Capacity & High Power: 261kWh system capacity + 100kW rated power (110kW max), supporting high-power industrial equipment and large-scale energy storage.
  3. Robust Safety Protection: IP55 rating (dust/waterproof) + aerosol/water-based fire suppression, ensuring safe operation in industrial and urban crowded areas.
  4. Expandable Parallel Design: Supports multi-unit parallel connection for MW-level expansion, matching growing energy needs of industrial parks or large factories.

Walmay battery energy storage important attributes


CategoryParameter NameSpecificationParameter NameSpecification
Basic ParametersModelFRY-01-100-261Single Pack Nominal Capacity52.2kWh

Cell TypeLithium Iron Phosphate (LFP)Single Pack Nominal Voltage166.4V

Cell Capacity314AhSystem Capacity261kWh (5 packs)

Single Pack Configuration52S

Electrical PerformanceRated Power100kWGrid Frequency Range45-55Hz / 55-65Hz

Max. Power110kWVoltage Tolerance±15%

Rated Voltage (AC)380VACTotal Harmonic Distortion (THD)＜3%

Frequency50/60Hz

Physical SpecificationsDimensions (L×D×H)1080×1586×2350mmSystem Weight~2.8T

Single Pack Weight~329kg

Management & CommunicationCommunication ProtocolRS485/CAN/4GRemote ManagementSmart OTA

Why choose Walmay battery energy storage


  1. Low Operating Cost: Liquid cooling cuts energy consumption by 20% vs air cooling; 6000+ cycle life ensures 10+ years of stable use, reducing replacement costs.
  2. Easy Installation & Maintenance: Integrated plug-and-play design speeds up deployment; modular structure allows quick faulty pack replacement, minimizing industrial downtime.
  3. Smart Cost Saving: Supports peak-valley arbitrage—stores power at low-price periods, supplies at high-price periods, reducing industrial electricity bills by 30%+.
  4. Global After-Sales Assurance: 7×24h technical support via Walmay’s 50+ country network, plus 5-year warranty, ensuring worry-free operation for global industrial clients.
 Product Application
  1. Industrial Peak Shaving & Valley Filling: Stores power during low-electricity-price valleys, supplies during high-price peaks, reducing industrial energy costs.
  2. Factory PV Matching: Stores surplus power from factory rooftop PV systems, replacing grid power and improving green energy utilization.
  3. Commercial Complex Backup Power: Provides emergency power for shopping malls, hotels, and office buildings during grid outages, avoiding business losses.
  4. Industrial Park Energy Management: Supports multi-unit parallel to build MW-level energy storage stations, optimizing overall energy allocation for industrial parks.

-  storage system packaging and transportation  -

WALMAY has a stock of common energy storage products. The packaging standards meet the international transportation requirements of energy storage products to ensure transportation safety.

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- Warehouse inventory

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- Products that customers 

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- Storage product loading

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