Energidea
Dyness Dyness Tower T21

Dyness

Dyness Tower T21

Residential Battery

Residential battery module/stack for hybrid systems.

Battery Chemistry

LFP

Battery Voltage Class

HV

Capacity (Nominal)

21.31 kWh

Capacity (Usable)

20.245 kWh

Max Discharge Power

12.78 kW

IP Rating

IP54

  • Quick installation with cable-free stackable modular design.
  • High protection level IP54 suitable for outdoor residential installation.
  • High voltage efficiency and wide compatibility with leading hybrid inverters.
ResidentialInstaller comparisonEU market

Applicable Countries

AT - AustriaBE - BelgiumBG - BulgariaCY - CyprusCZ - CzechiaDE - GermanyDK - DenmarkEE - EstoniaES - SpainFI - Finland
Core comparison fields are incomplete (>30% missing). Not recommended for direct comparison yet.

Installer AI Prompt

Generate installer-ready prompt templates for ChatGPT or Gemini.

Battery

Data source

Battery Chemistry

Source URL: https://dyness.com/Public/Uploads/uploadfile/files/20250318/DynessTowerdatasheet20240103EN.pdf

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Battery Voltage Class

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Capacity (Nominal)

Source URL: https://dyness.com/Public/Uploads/uploadfile/files/20250318/DynessTowerdatasheet20240103EN.pdf

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Capacity (Usable)

Source URL: https://dyness.com/Public/Uploads/uploadfile/files/20250318/DynessTowerdatasheet20240103EN.pdf

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Nominal Voltage

Source URL: https://dyness.com/Public/Uploads/uploadfile/files/20250318/DynessTowerdatasheet20240103EN.pdf

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Voltage Range

Source URL: https://dyness.com/Public/Uploads/uploadfile/files/20250318/DynessTowerdatasheet20240103EN.pdf

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Min Modules

Source URL: https://dyness.com/Public/Uploads/uploadfile/files/20250318/DynessTowerdatasheet20240103EN.pdf

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Max Modules

Source URL: https://dyness.com/Public/Uploads/uploadfile/files/20250318/DynessTowerdatasheet20240103EN.pdf

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Installation Type

Source URL: https://dyness.com/Public/Uploads/uploadfile/files/20250318/DynessTowerdatasheet20240103EN.pdf

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Capacity Scalability Min

Source URL: https://dyness.com/Public/Uploads/uploadfile/files/20250318/DynessTowerdatasheet20240103EN.pdf

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Capacity Scalability Max

Source URL: https://dyness.com/Public/Uploads/uploadfile/files/20250318/DynessTowerdatasheet20240103EN.pdf

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Max Charge Power

Source URL: https://dyness.com/Public/Uploads/uploadfile/files/20250318/DynessTowerdatasheet20240103EN.pdf

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Max Discharge Power

Source URL: https://dyness.com/Public/Uploads/uploadfile/files/20250318/DynessTowerdatasheet20240103EN.pdf

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Peak Discharge Power

Source URL: https://dyness.com/Public/Uploads/uploadfile/files/20250318/DynessTowerdatasheet20240103EN.pdf

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Cycle Life

Source URL: https://dyness.com/Public/Uploads/uploadfile/files/20250318/DynessTowerdatasheet20240103EN.pdf

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DoD

Source URL: https://dyness.com/Public/Uploads/uploadfile/files/20250318/DynessTowerdatasheet20240103EN.pdf

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Round-trip Efficiency

Source URL: https://dyness.com/Public/Uploads/uploadfile/files/20250318/DynessTowerdatasheet20240103EN.pdf

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Battery ChemistryLFP
Battery Voltage ClassHV
Capacity (Nominal)21.31 kWh
Capacity (Usable)20.245 kWh
Nominal Voltage576 V
Voltage Range504 ~ 657 V
Min Modules2
Max Modules6
Installation Type-
Capacity Scalability Min21.31 kWh
Capacity Scalability Max255.72 kWh
Max Charge Power12.78 kW
Max Discharge Power12.78 kW
Peak Discharge Power12.78 kW
Cycle Life6000 cycles
DoD95 %
Round-trip Efficiency95 %

Environment & Mechanical

Data source

IP Rating

Source URL: https://dyness.com/Public/Uploads/uploadfile/files/20250318/DynessTowerdatasheet20240103EN.pdf

Source Version: 20240103EN

Source Page: 2

Charge Temp Range

Source URL: https://dyness.com/Public/Uploads/uploadfile/files/20250318/DynessTowerdatasheet20240103EN.pdf

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Discharge Temp Range

Source URL: https://dyness.com/Public/Uploads/uploadfile/files/20250318/DynessTowerdatasheet20240103EN.pdf

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Heating Supported

Source URL: https://dyness.com/Public/Uploads/uploadfile/files/20250318/DynessTowerdatasheet20240103EN.pdf

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Dimensions (W x H x D)

Source URL: https://dyness.com/Public/Uploads/uploadfile/files/20250318/DynessTowerdatasheet20240103EN.pdf

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Weight

Source URL: https://dyness.com/Public/Uploads/uploadfile/files/20250318/DynessTowerdatasheet20240103EN.pdf

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IP RatingIP54
Charge Temp Range0 ~ 50
Discharge Temp Range-10 ~ 50
Heating Supportedfalse
Dimensions (W x H x D)504*380*1500 mm
Weight269 kg

EMS & Communication

Data source

BMS Interfaces

Source URL: https://dyness.com/Public/Uploads/uploadfile/files/20250318/DynessTowerdatasheet20240103EN.pdf

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Compatible Inverters

Source URL: https://dyness.com/Public/Uploads/uploadfile/files/20250318/DynessTowerdatasheet20240103EN.pdf

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BMS Update Supported

Source URL: https://dyness.com/Public/Uploads/uploadfile/files/20250318/DynessTowerdatasheet20240103EN.pdf

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BMS InterfacesCAN / RS485
Compatible InvertersKostal, Goodwe, Solis, Deye, Solplanet, Solinteg, Sunways, SAJ, Sinexcel, Hoymiles, Growatt, ATESS, Sineng, etc.
BMS Update Supportedtrue

Compliance & Warranty

Data source

Certifications

Source URL: https://dyness.com/Public/Uploads/uploadfile/files/20250318/DynessTowerdatasheet20240103EN.pdf

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Shipping Certifications

Source URL: https://dyness.com/Public/Uploads/uploadfile/files/20250318/DynessTowerdatasheet20240103EN.pdf

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CertificationsUN38.3, CE-EMC, IEC62040, IEC62619, IEC62477, IEC60730, IEC63056, UKCA, CEC Accredited, UL1973, VDE2510-50
Shipping CertificationsUN38.3

Files

Type: DATASHEET_PDF

Dyness Tower T21 Datasheet

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Type: PRODUCT_IMAGE

Dyness Tower T21 Product Image

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