OVS supplies integrated Battery Energy Storage Systems (BESS) for commercial, industrial, microgrid and utility-scale applications.
Our ESS range combines LiFePO4 batteries, BMS, PCS, EMS, thermal management, fire protection and monitoring systems into complete energy storage solutions.
Integrated systems are available from approximately 30 kW to 1.5 MW, with energy capacities from 60 kWh to 3 MWh, while high-capacity DC battery containers are available up to 5.015 MWh for larger projects.
Available Configurations
- C&I Energy Storage Cabinets – Integrated systems from 30 kW / 60 kWh to 125 kW / 261 kWh, available with air-cooled and liquid-cooled options for commercial and industrial applications
- Outdoor Cabinets – Integrated solutions for commercial and industrial applications
- All-in-One Containerized BESS – Fully integrated systems combining batteries, PCS and control equipment, available from approximately 500 kW to 1.5 MW and up to 3 MWh
- Battery Containers – High-capacity battery-only containers from approximately 3.44 MWh to 5.015 MWh, designed for integration with external PCS equipment in large-scale projects
Key Advantages
- LiFePO4 Technology – Lithium iron phosphate battery technology for safe and reliable long-term energy storage
- EVE Energy Cells – Selected ESS models use high-quality LFP cells from EVE Energy
- Wide Power & Energy Range – Integrated systems from approximately 30 kW to 1.5 MW and 60 kWh to 5 MWh
- Highly Integrated Design – Battery, BMS, PCS, EMS, fire protection and thermal management integrated into a complete energy storage platform
- Long Cycle Life – Selected systems provide 8,000+ cycles
- Advanced Safety & Protection – Multi-level battery monitoring, electrical protection and comprehensive fire protection systems
- Fire Detection & Suppression – Selected systems include smoke and temperature detection, audible and visual alarms, exhaust systems and fire suppression
- IP54 & IP55 Protection – Outdoor-rated enclosures available depending on system configuration
- Air & Liquid Cooling– Designed to maintain stable operating conditions and improve system performance
- Remote Monitoring & Management – Real-time data upload, cloud visualization, remote monitoring and maintenance
- Modular & Scalable Design – Capacity can be expanded through additional cabinets or containers as project requirements increase
- Easy Deployment – Pre-integrated cabinet and container systems help reduce on-site installation and commissioning work
- Multiple Applications – Suitable for peak shaving, backup power, renewable energy integration, demand response, grid balancing, power trading and off-grid applications
- Warranty & Support – Selected systems include a 5-year warranty, with product and technical support; selected container systems specify up to a 15-year design life
Download our Energy Storage Systems catalogue or contact OVS for the right configuration for your project.
Industry: Renewable Energy