Energidea
VARTA flex storage 52

VARTA

Series: VARTA Flex Storage Series

flex storage 52

Three-phase integrated bess inverter all-in-one system with 52 kWh LFP battery

Partially verified

Best for

  • + Commercial & industrial installations
  • + Three-phase installations
  • + Small commercial PV & storage (<=50 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)
  • ! Backup/battery-backup projects (no EPS functionality)
  • ! Projects requiring future expansion - AIO unit does not support parallel expansion

In the VARTA Flex Storage Series series

This is the 52 kWh variant.

Compared to other models

  • - 67% smaller capacity than flex storage 156
  • - Entry-level option in this series.

Ideal for

Ideal for smaller residential projects that need 52 kWh storage without oversizing the system.

Key Specifications

Rated Output Power

30 kW

Vendor

Usable Capacity

52 kWh

Vendor
Show All Specifications

Core Electrical

AC Rated Power30 kWVendor
AC Voltage400Vendor
Energy (Nominal)56 kWhVendor
Energy (Usable)52 kWhVendor
C-rate (continuous)-
Peak Power35 kWVendor
Battery ChemistryNMCVendor
DC Voltage Range-Vendor
System Round-trip Efficiency-Vendor
Noise-Vendor

EMS & Communication

EMS IncludedtrueVendor
ProtocolsModbus TCPVendor
EMS FunctionsPeak Shaving, Eigenverbrauchoptimierung, LastmanagementVendor
Remote MaintenancetrueVendor
Fault DiagnosistrueVendor
Grid Support Functions Detail-
Data Logging Interval-
Response Time-

Environment & Mechanical

Thermal Management-Vendor
Fire SuppressionIntegrated Safety MonitoringVendor
DetectorsTemperature, Voltage, CurrentVendor
Maintenance AccessFrontVendor
Pressure RelieftrueVendor
Thermal Runaway MitigationBMS controlledVendor
Lifting PointsBase frameVendor
Service IntervalAnnual recommendedVendor
IP RatingIP20Vendor
Corrosion RatingC2Vendor
Operating Temp Range0 to 40Vendor
Dimensions (W x H x D)2000 x 600 x 800 mmVendor
Weight750 kgVendor

Compliance & Warranty

CertificationsCE, VDE-AR-N 4105, VDE-AR-N 4110Vendor
Battery CertificationsUN 38.3, IEC 62619Vendor
System CertificationsVDE-AR-E 2510-2Vendor
LVRT/HVRT-
Warranty Throughput / Cycles-

Data Confidence & Verification

Partially verified

Data Sources

  • + Official datasheet - verified 2026-04-07
  • - 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.

Quick Check: Does this product fit your project?

Run a single-product scenario check using the same Product Match rules.

Full Product Match

Compliance & Certifications

No compliance data available for this product.

Certifications

-

Documents & Downloads

DATASHEET PDF

BROCHURE

Compatible Products - coming in Phase 3

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.

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.

Typical System Setup

Peak Shaving

Industrial load spike reduction

Grid Type: 3-Phase TN/TT

Suitable For: Factories, Large Commercial

Main Components

flex storage unit, VARTA EMS

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

Self-Consumption Optimization

Maximizing use of onsite PV

Grid Type: 3-Phase TN/TT

Suitable For: Agricultural businesses

Main Components

PV system, flex storage, EMS

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

Related Products