836kWh BESS Cabinet

High-Voltage Utility & Industrial Energy Storage

Nicon Energy

Looking to integrate large-scale battery storage into your energy strategy?

Contact our engineering team to discuss configuration, market opportunities, and compliance requirements.

Advanced 836kWh Battery Energy Storage System

The Nicon Energy 836kWh BESS Cabinet is a high-voltage, liquid-cooled battery storage system designed for industrial applications, renewable integration, and grid services.

With 417.9kW nominal power output and 1331V nominal voltage, the system is engineered for high-efficiency operation, fast response times, and long-term reliability.

Built on LFP 628Ah cell technology and designed for 20-year structural lifetime.

Grid & Market Integration

The system is designed to:

  • Integrate with European EMS providers

  • Support high-speed communication and market participation

  • Enable millisecond-level response times

  • Comply with international grid standards

System Highlights

High Energy Density – 835.9kWh
Compact cabinet design with large-scale performance capability.

High Voltage Architecture – 1331V
Improved efficiency and lower current losses.

Excellent DC Round-Trip Efficiency ≥96%
Measured at 25±3°C, 0.5P.

Liquid Cooling System
50% ethylene glycol water solution for thermal stability and extended lifecycle.

Advanced Fire Protection System

  • Combustible gas detection

  • Smoke detection

  • Temperature sensors

  • Water-based fire extinguishing

  • Aerosol suppression system

Industrial Durability

  • IP54/IP55 rating

  • Corrosion resistance C4/C5

  • Operating temperature: -30°C to 55°C

  • Altitude tolerance: up to 4000m

Application Scenarios

PV + Energy Storage

Optimised for photovoltaic integration without requiring additional transformers in certain configurations.

Energy Arbitrage

Participate in intraday and day-ahead electricity markets.
Enable peak-valley optimisation and energy cost reduction.

Grid Balancing Services

Fast response for:

  • FCR

  • aFRR

  • mFRR

  • Other balancing market services

Industrial Application Services

  • Black start capability

  • Dynamic capacity expansion

  • Thermal power coordination

  • Wind power integration

Large-scale energy storage requires engineering precision.

Why Nicon Energy?

Nicon Energy delivers:

  • Project-based system sizing

  • Market participation advisory (Nordic & EU balancing markets)

  • Grid compliance assessment

  • Commissioning & integration support

  • Long-term lifecycle service

We ensure technical performance, regulatory compliance, and operational optimisation.

Nicon Energy

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