What does EnerTech actually do?

We design and build smart energy solutions like solar hybrid inverters, battery storage systems, and UPS systems that help businesses and homes stay powered efficiently and reliably.

How are EnerTech products different from others?

Our products are designed with practical needs in mind. From running without batteries to handling power cuts seamlessly, they are made to work in real Indian conditions.

Is EnerTech a trusted brand?

Yes, with more than 35000 installations across India and abroad, we have earned the trust of schools, hospitals, industries, and government projects.

Can your inverters run without batteries?

Absolutely. Many of our inverters can run directly on solar and grid power without batteries. You can add batteries later if required.

Do you offer service and support after installation?

Yes. Our team provides support before, during, and after installation.

Home » Product » Battery Energy Storage System- EnerCube

BATTERY ENERGY STORAGE SYSTEM - ENERCUBE

EnerCube Battery Energy Storage System

EnerCube delivers industrial-scale energy storage from 100kW to multi-MW capacity with utility-grade LFP battery technology. Purpose-built for power plants, data centres, EV charging hubs & grid stabilization projects. Features bi-directional PCS, intelligent EMS software, built-in thermal management & fire suppression. Containerized plug-and-play deployment with 6,000+ cycle life. India’s most trusted BESS brand.

Advanced Technical Specifications

Parameter	Specification
System Capacity	500kWh to 10MWh+ (modular)
Power Output	250kW to 5MW+ (configurable)
Battery Technology	LiFePO4 (LFP) utility-grade cells
Battery Cycle Life	6,000–8,000 cycles @ 80% DOD
Calendar Life	15–20 years
Round-Trip Efficiency	98% DC, 94–96% AC (system)
Response Time	<50 ms (millisecond response)
Power Ramp Rate	100% capacity in <500 ms
Voltage Regulation	±0.5% steady-state
Frequency Regulation	±0.01 Hz
Operating Temperature	-25°C to +50°C
Enclosure	ISO shipping container, IP54
Cooling System	HVAC with redundancy
Fire Suppression	FM-200, Novec 1230, or aerosol
Seismic Rating	Zone IV compliant
Grid Connection	11kV, 22kV, 33kV (transformer included)
Communication	Fiber optic, Ethernet, cellular backup
Monitoring	SCADA integration, remote monitoring
Warranty	5–10 years (depending on configuration)
Certifications	IEC 62933, UL 9540, IEEE 1547

Product Overview

Utility-scale energy storage demands uncompromising performance, reliability, and longevity. EnerCube Battery Energy Storage System delivers containerized solutions from 500kWh to 5MWh+ capacity, engineered for the most demanding applications including utility grid support, large industrial facilities, microgrids, and renewable energy integration.

Built on three decades of power electronics expertise and validated by 120MW+ deployments globally, EnerCube BESS provides the backbone for energy transition—enabling renewable integration, grid stabilization, and cost-optimized power management at scale.

Industrial-Scale Applications

Utility Grid Support (1-10 MWh)

Frequency regulation and grid stabilization
Renewable energy firming and smoothing
Peak shaving and load leveling
Voltage support and power quality improvement
Transmission and distribution deferral
Black start capability for grid restoration

Large Industrial Facilities (500kWh - 5MWh)

Demand charge management (multi-megawatt peak shaving)
Power quality for sensitive processes
Backup power for critical operations
Microgrid development and optimization
Energy arbitrage and cost optimization
Renewable energy integration

Commercial & Institutional Campuses (750kWh - 3MWh)

University and hospital campuses
Industrial parks and special economic zones
Large retail and logistics centers
Data center energy optimization
Multi-building energy management

Remote & Island Grids (500kWh - 2MWh)

Diesel displacement and hybrid systems
Renewable energy stabilization
Grid-forming capability for weak grids
Community microgrids
Mining and remote industrial operations

Containerized System Architecture

20-Foot Container Configuration (0.5-1.5 MWh)

Dimensions: 6.1m × 2.4m × 2.9m (standard shipping container)
Battery Capacity: 500kWh to 1,500kWh
Power Output: 250kW to 750kW
Weight (loaded): 18-24 tons
Configuration: Single-container plug-and-play
Typical Applications: Commercial facilities, small microgrids

40-Foot Container Configuration (1-3 MWh)

Dimensions: 12.2m × 2.4m × 2.9m (standard shipping container)
Battery Capacity: 1,000kWh to 3,000kWh
Power Output: 500kW to 1,500kW
Weight (loaded): 35-48 tons
Configuration: Single or dual-stack
Typical Applications: Large industrial, utility-scale projects

Multi-Container Arrays (3-10+ MWh)

Modular expansion with parallel operation
Scalable from 3MWh to 100MWh+
Distributed or centralized configurations
N+1 redundancy for critical applications
Rolling expansion as budgets and needs grow

Battery Technology & Management

LiFePO4 (LFP) Chemistry

Highest intrinsic safety of all lithium chemistries
Excellent cycle life (6,000-8,000 deep cycles)
Stable voltage plateau throughout discharge
Wide operating temperature range
Minimal capacity degradation over lifetime
Environmentally friendly (cobalt-free, nickel-free)
95%+ recyclable at end of life

Multi-Level Battery Management

Cell-Level Monitoring

Voltage, current, temperature per cell
State of charge (SOC) calculation
State of health (SOH) tracking
Internal resistance monitoring

Rack-Level Management

Pack voltage and current balancing
Thermal management coordination
Isolation monitoring
Ground fault detection

System-Level Coordination

Container energy optimization
Load distribution across racks
Thermal gradien management
Predictive maintenance analytics

Power Conversion System (PCS)

Bi-Directional Grid-Tied Inverter

Three-level IGBT topology
97% peak conversion efficiency
Four-quadrant active/reactive power control
Seamless grid synchronization
Island mode operation capability
Parallel operation of multiple units

Advanced Grid Support Features

Frequency Regulation:

Primary frequency response (<500ms)
Secondary frequency control (AGC)
Synthetic inertia emulation
Frequency droop control

Voltage Support:

Dynamic voltage regulation
Reactive power compensation (leading/lagging)
Power factor correction
Voltage ride-through (LVRT/HVRT)

Power Quality:

Active harmonic filtering (THD <3%)
Flicker mitigation
Unbalance compensation
Fault ride-through capability

Thermal Management System

Active Climate Control

Redundant HVAC systems (N+1 configuration)
Precision temperature control (±2°C)
Humidity control and condensation prevention
Air filtration for dust and contaminants
Intelligent fan speed control for efficiency

Thermal Monitoring

Cell-level temperature sensors
Rack inlet/outlet temperature monitoring
Ambient temperature tracking
HVAC performance monitoring
Thermal runaway early detection

Energy Management System (EMS)

Intelligent Optimization Algorithms

Load forecasting with machine learning
Solar/wind generation prediction
Price-responsive charge/discharge scheduling
Demand charge optimization
Renewable curtailment avoidance
Grid services revenue maximization

Multi-Objective Control

Simultaneously optimize for:

Minimize electricity costs
Maximize revenue from grid services
Ensure backup capacity availability
Maximize renewable self-consumption
Extend battery lifetime

SCADA & DMS Integration

Real-time data exchange with utility control centers
Automated demand response participation
Ancillary services market integration
Virtual power plant coordination
Aggregated fleet management

Fire Detection & Suppression

Multi-Layer Fire Protection

Early Detection

Smoke detectors (multiple zones)
Heat sensors (rate-of-rise + fixed temperature)
Gas detection (CO, CO₂, VOCs)
Thermal imaging cameras (optional)

Automatic Suppression

FM-200 clean agent system (standard)
Novec 1230 (environmentally preferred)
Aerosol generators (compact spaces)
Pre-action sprinkler systems (outdoor)

Safety Protocols

Automatic PCS shutdown on fire detection
Battery disconnection and isolation
Emergency ventilation activation
Remote monitoring and alert
Fire department notification

Performance Use Cases

Use Case 1: Utility-Scale Renewable Firming

Application: 10MW solar farm with 5MWh battery storage

Challenge:
Solar generation variability causes grid stability issues. Utility requires smooth power output without rapid fluctuations.

Solution:
EnerCube BESS absorbs/delivers power to smooth solar output, maintaining constant grid injection throughout variable cloud conditions.

Results:

95% capacity factor vs. 25% without storage
Grid compliance with ramp rate limits
Ancillary services revenue: $150k annually
Extended solar facility operating hours by 3-4 hours daily

Use Case 2: Industrial Demand Charge Reduction

Application: 5MW peak load manufacturing facility with 2MWh storage

Challenge:
₹12 crore annual electricity bill driven by ₹3 crore demand charges (₹600/kW × 5000kW peak demand).

Solution:
2MWh EnerCube BESS (1MW power output) reduces peak demand by 20% through coordinated discharge during high-load periods.

Results:

Peak demand: 5000kW → 4000kW (20% reduction)
Demand charges: ₹3 crore → ₹2.4 crore annually
Annual savings: ₹60 lakhs on demand charges
Additional ₹40 lakhs from energy arbitrage
Total annual benefit: ₹1 crore
ROI: 6-year payback on ₹6 crore investment

Use Case 3: Remote Microgrid Diesel Displacement

Application: Mining operation with 1.5MWh battery + 500kW solar + 2MW diesel generators

Challenge:
Remote location relying on diesel generators consuming ₹3 crore diesel fuel annually (₹90/liter × 33 lakh liters).

Solution:
Hybrid system with EnerCube BESS stores solar energy, operates as grid-forming microgrid, and drastically reduces diesel generator runtime.

Results:

Diesel consumption: 33 lakh liters → 10 lakh liters annually (70% reduction)
Fuel cost savings: ₹2.07 crore/year
Generator maintenance savings: ₹30 lakhs/year
Carbon emissions avoided: 3,000+ tons CO₂/year
Total annual benefit: ₹2.37 crore
ROI: 4-year payback on ₹9.5 crore investment

Installation & Commissioning

Site Preparation Requirements

Foundation

Reinforced concrete pad (30cm depth minimum)
Compacted soil bearing capacity >2 tons/m²
Level within ±5mm across container footprint
Drainage sloped away from containers

Electrical Infrastructure

Medium voltage connection (11kV/22kV/33kV)
Transformer pad and termination point
AC interconnection switchgear
DC solar array connections (if applicable)
Auxiliary power for HVAC and controls

Communications

Fiber optic connection (preferred)
Ethernet with redundant paths
Cellular backup connectivity
SCADA integration infrastructure

Foundation

Reinforced concrete pad (30cm depth minimum)
Compacted soil bearing capacity >2 tons/m²
Level within ±5mm across container footprint
Drainage sloped away from containers

Electrical Infrastructure

Medium voltage connection (11kV/22kV/33kV)
Transformer pad and termination point
AC interconnection switchgear
DC solar array connections (if applicable)
Auxiliary power for HVAC and controls

Communications

Fiber optic connection (preferred)
Ethernet with redundant paths
Cellular backup connectivity
SCADA integration infrastructure

Monitoring & Analytics Platform

Real-Time Monitoring:

System-wide power flow visualization
Battery SOC, voltage, current, temperature
Grid frequency and voltage monitoring
Renewable generation tracking
Load profile monitoring
Revenue and savings accumulation

Predictive Analytics:

Battery health trending and degradation forecasting
Predictive maintenance recommendations
Load and generation forecasting
Optimal charge/discharge scheduling
Revenue opportunity identification

Reporting & Compliance:

Automated monthly performance reports
Energy and financial analytics
Grid code compliance documentation
Battery warranty validation data
Carbon emissions reduction tracking

Financial Structuring Options

Capital Purchase (Capex Model)

Full ownership from day one
Depreciation benefits (40% first year, India)
Tax incentives for renewable storage
Full control over system operation
Maximum long-term ROI

Power Purchase Agreement (PPA)

No upfront capital required
Fixed $/kWh rate for 15-25 years
Developer owns and operates system
Guaranteed savings vs. current rates
Minimal technical risk

Energy Storage as a Service (ESaaS)

Monthly subscription model
Fixed monthly fee based on capacity reserved
Developer responsible for performance
Includes monitoring, maintenance, warranty
Flexible contract terms (5-20 years)

Lease-to-Own

Lower initial investment vs. capex
Ownership transfer after lease term
Tax benefits similar to purchase
Hedges against technology obsolescence

Compliance & Standards

Grid Integration

IEEE 1547 (Distributed Energy Resources)
CEA (Central Electricity Authority) regulations
State electricity board interconnection requirements
Grid code compliance (frequency, voltage, harmonics)

Safety & Performance

IEC 62933 (Electrical Energy Storage Systems)
UL 9540 (Energy Storage Systems)
UL 1973 (Batteries for Energy Storage)
NFPA 855 (Energy Storage Systems)

Environmental & Quality

ISO 14001 (Environmental Management)
ISO 9001 (Quality Management)
ISO 45001 (Occupational Health & Safety)

Service & Maintenance

Comprehensive O&M Programs:

Preventive Maintenance (Quarterly)

Visual inspections
Electrical connections torque checks
HVAC filter replacement
Thermal imaging scans
Battery performance testing

Predictive Maintenance (Continuous)

Remote monitoring and diagnostics
Performance trending analysis
Early anomaly detection
Component replacement planning

Corrective Maintenance (As-Needed)

24/7 emergency response
Critical failure resolution
Component repair/replacement
Performance restoration validation

Annual Services:

Comprehensive system audit
Software updates and optimization
Performance validation testing
Warranty compliance documentation

Get Your Industrial-Scale Solution

Step 1: Feasibility Study

Comprehensive technical and economic analysis including load profile assessment, grid interconnection review, and financial modeling.

Step 2: Preliminary Design

System architecture, single-line diagrams, site layouts, and equipment specifications tailored to your application.

Step 3: Detailed Engineering

Complete electrical, civil, and mechanical design documents for permitting, procurement, and construction.

Step 4: Turnkey Implementation

EPC project delivery including equipment supply, installation, commissioning, and performance validation.

Step 5: Long-Term Operations

Comprehensive O&M, performance monitoring, optimization services, and continuous support throughout system lifetime.

Successful Installation of Solar Hybrid Inverter

Delivering success through 35,000+ satisfied customers over the past 35+ years with our impeccable Battery Energy Storage System Installation.

Over 14,000 Successful Installations Across India

Trusted by industries, businesses, and institutions for reliable solar and energy storage solutions. Proven performance backed by decades of engineering excellence and customer confidence.

Enertech

Helpful Faq’s

What exactly is the EnerTech EnerCube BESS and how does it work?

EnerCube is an intelligent energy storage system built with the best lithium-ion (LFP) batteries, offering the highest levels of safety, reliability, and performance. Enertech It stores excess solar or grid energy and releases it on demand — so your power supply stays uninterrupted day or night.

What range of power capacity does the EnerCube BESS support?

The EnerCube BESS is available in a broad range of ratings, from 5KW to MW scale, accommodating everything from small businesses to large industrial setups. This makes it future-proof — you can start small and scale as your energy needs grow.

Is the EnerTech BESS easy to install, or does it need complex setup?

With a minimal footprint, in-built battery, and reduced installation effort, EnerCube offers a plug-and-play solution that makes incorporating advanced energy storage into your infrastructure straightforward. Its modular, stackable design also means you can expand capacity without overhauling the existing setup.

Will the EnerTech BESS help me reduce my electricity costs and carbon footprint?

EnerCube allows for demand-side energy management, enabling you to use stored power during peak demand times, enhancing overall energy efficiency and reducing costs considerably. It also reduces reliance on fossil fuels, making it a strong step toward a greener, more sustainable operation.

BATTERY ENERGY STORAGE SYSTEM - ENERCUBE

EnerCube Battery Energy Storage System

600 KWh Battery Energy Storage System

300 KWh Battery Energy Storage

Advanced Technical Specifications

Product Overview

Industrial-Scale Applications

Utility Grid Support (1-10 MWh)

Large Industrial Facilities (500kWh - 5MWh)

Commercial & Institutional Campuses (750kWh - 3MWh)

Remote & Island Grids (500kWh - 2MWh)

Containerized System Architecture

20-Foot Container Configuration (0.5-1.5 MWh)

40-Foot Container Configuration (1-3 MWh)

Multi-Container Arrays (3-10+ MWh)

Battery Technology & Management

LiFePO4 (LFP) Chemistry

Multi-Level Battery Management

Cell-Level Monitoring

Rack-Level Management

System-Level Coordination

Power Conversion System (PCS)

Bi-Directional Grid-Tied Inverter

Advanced Grid Support Features

Frequency Regulation:

Voltage Support:

Power Quality:

Thermal Management System

Active Climate Control

Thermal Monitoring

Energy Management System (EMS)

Intelligent Optimization Algorithms

Multi-Objective Control

SCADA & DMS Integration

Fire Detection & Suppression

Early Detection

Automatic Suppression

Safety Protocols

Performance Use Cases

Use Case 1: Utility-Scale Renewable Firming

Results:

Use Case 2: Industrial Demand Charge Reduction

Results:

Use Case 3: Remote Microgrid Diesel Displacement

Results:

Installation & Commissioning

Foundation

Electrical Infrastructure

Communications

Foundation

Foundation

Electrical Infrastructure

Communications

Monitoring & Analytics Platform

Real-Time Monitoring:

Predictive Analytics:

Reporting & Compliance:

Financial Structuring Options

Capital Purchase (Capex Model)

Power Purchase Agreement (PPA)

Energy Storage as a Service (ESaaS)

Lease-to-Own

Compliance & Standards

Grid Integration

Safety & Performance

Environmental & Quality

Service & Maintenance

Preventive Maintenance (Quarterly)

Predictive Maintenance (Continuous)

Corrective Maintenance (As-Needed)

Annual Services:

Get Your Industrial-Scale Solution

Step 1: Feasibility Study

Step 2: Preliminary Design

Step 3: Detailed Engineering

Step 4: Turnkey Implementation

Step 5: Long-Term Operations

Successful Installation of Solar Hybrid Inverter

Over 14,000 Successful Installations Across India

Helpful Faq’s