Energidea
Dyness Dyness DH800Y-2H

Dyness

Series: DH800Y

Dyness DH800Y-2H

Three-phase integrated bess inverter all-in-one system with 794.2 kWh LFP battery

Partially verified

Best for

  • + Commercial & industrial installations
  • + Three-phase installations
  • + Large industrial & utility-scale (200+ kWp)
  • + Projects requiring long warranty coverage
  • + LFP battery applications - verify cycle life from datasheet

Not ideal for

  • ! Typical single-family residential - consider residential product line
  • ! Single-phase installations (unless manufacturer confirms support)
  • ! Small commercial applications (< 30 kWp) - consider smaller product
  • ! Backup/battery-backup projects (no EPS functionality)
  • ! Projects requiring future expansion - AIO unit does not support parallel expansion

In the DH800Y series

This is the 794.2 kWh variant.

Compared to other models

  • - 0% smaller capacity than Dyness DH800Y-4H
  • - Entry-level option in this series.

Ideal for

Ideal for smaller residential projects that need 794.2 kWh storage without oversizing the system.

Key Specifications

Rated Output Power

420 kW

Vendor
Show All Specifications

Core Electrical

AC Rated Power420 kWVendor
AC Voltage690Vendor
Energy (Nominal)836 kWhVendor
Energy (Usable)794.2 kWhVendor
C-rate (continuous)-
Peak Power-
Battery ChemistryLFPVendor
DC Voltage Range1164V to 1497V VVendor
System Round-trip Efficiency90 %Vendor
Noise75 dB(A)Vendor

EMS & Communication

EMS IncludedtrueVendor
ProtocolsModbus TCP, Modbus RTUVendor
EMS FunctionsPeak-shaving, self-consumption, demand response, backupVendor
Remote MaintenancetrueVendor
Fault DiagnosistrueVendor
Grid Support Functions DetailVoltage/Frequency regulationVendor
Data Logging Interval-
Response Time-

Environment & Mechanical

Thermal ManagementLiquidVendor
Fire SuppressionAerosolVendor
DetectorsSmoke, TemperatureVendor
Maintenance AccessFrontVendor
Pressure RelieftrueVendor
Thermal Runaway MitigationLiquid cooling control, Aerosol suppressionVendor
Lifting PointstrueVendor
Service IntervalAnnualVendor
IP RatingIP55Vendor
Corrosion RatingC5Vendor
Operating Temp Range-30 ~ +50Vendor
Dimensions (W x H x D)2438*1000*2350 mmVendor
Weight6800 kgVendor

Compliance & Warranty

CertificationsCE, TUV, DEKRAVendor
Battery CertificationsUN38.3, IEC 62619Vendor
System CertificationsIEC 62933Vendor
LVRT/HVRTtrueVendor
Warranty Throughput / Cycles-

Data Confidence & Verification

Partially verified

Data Sources

  • + Official datasheet - verified 2026-04-27
  • - Installation Manual - not available
  • - Certificate - not available

Data gaps that may affect your decision

  • ! Outdoor temperature range not specified - confirm outdoor suitability.
  • ! IP rating not documented - confirm installation location suitability.

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Compliance & Certifications

No compliance data available for this product.

Certifications

-

Documents & Downloads

DATASHEET PDF

Compatible Products - coming in Phase 3
Compare this productView SeriesStart Product MatchContact Vendor / Request Quote

Product data is sourced from manufacturers, official websites, and community contributions. Energidea does not guarantee completeness or accuracy. Installers should verify specifications, certifications, and compatibility with manufacturer documentation before quotation.

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Typical System Setup

Grid Side Storage

Frequency regulation and grid stabilization.

Grid Type: 3P

Suitable For: Utility-scale projects, high-load C&I

Main Components

DH800Y, Transformer, EMS

Disclaimer: For reference only. Final system configuration should be confirmed based on local regulations, grid requirements, and project conditions.

Peak Shaving

Reducing demand charges for industrial plants.

Grid Type: 3P

Suitable For: Manufacturing facilities

Main Components

DH800Y, Load, Grid Meter

Disclaimer: For reference only. Final system configuration should be confirmed based on local regulations, grid requirements, and project conditions.

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