Our Commercial Battery Energy Storage Systems
SolarEdge Commercial Storage System CSS-OD 107
A 107 kWh-rated energy storage solution with 49.9 & 29.9 kW battery inverter options and an integrated backup-ready capability**. It comes with a pre-assembled battery cabinet and battery inverter for faster installations, either indoors or outdoors.
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SolarEdge Commercial Storage System CSS-OD 197
A 197 kWh-rated energy storage solution with 50 kW / or 100 kW battery inverter output to support higher consumption needs. It comes with a pre-assembled battery cabinet and battery inverter for faster installations, either indoors or outdoors.
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SolarEdge Commercial Storage System CSS-OD 102.4
A 102.4 kWh-rated energy storage solution with 50 kW battery inverter output. It comes with a pre-assembled battery cabinet and battery inverter for faster installations, either indoors or outdoors.
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SolarEdge ONE Controller for C&I
Onsite gateway that seamlessly integrates a facility’s energy infrastructure, optimizing the use of locally generated energy for lower electricity costs
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**Backup functionality requires a firmware update expected later in 2026
Enhance Your Solar PV Investment with our Battery Energy Storage Systems
Maximize your solar energy potential with our cutting-edge battery energy storage systems (BESS). Our commercial-grade solutions deliver reliable power management, energy management software capabilities, and energy independence for businesses of all sizes.
Understanding Battery Energy Storage Systems
A battery energy storage system (BESS) is a technology that captures and stores electrical energy for later dispatch. In commercial applications, a BESS paired with a solar PV system - often called a solar battery storage system - allows businesses to store excess solar generation during the day and deploy it during peak demand periods or grid outages.
Modern energy storage systems go far beyond simple batteries. SolarEdge commercial BESS integrates intelligent energy software, real time monitoring, and dynamic optimization algorithms to deliver the maximum return on every kilowatt-hour stored. Whether you're targeting peak shaving, tariff optimization, or maximum solar self-consumption, a well designed BESS is the engine that makes it happen.
- PV Inverters - Converts & manages energy flow intelligently.
- Commercial Power Optimizer - Module-level electronics that improve solar performance.
- Battery Cabinet (BESS) - Stores energy at 102.4–197 kWh per cabinet.
- Site Consumption / Grid - Deploy stored energy when & where needed.
How Commercial Sites Use Battery Storage for Solar Systems
SolarEdge battery energy storage systems are engineered for multiple commercial and industrial energy management (EMS) strategies, powered by SolarEdge EMS software, ONE For C&I. Designed to support various optimization modes:
Get More From Your Battery With EMS
A battery energy storage system is only as smart as the software running it. SolarEdge's dedicated EMS platform puts you in full command of your BESS performance - with real-time strategy visibility, remote control, and the performance tracking to prove your ROI.
- EMS Dashboard - See exactly which energy strategy is active right now. Full transparency into every charging and discharging decision, at a glance.
- Plan Visibility - Know what your battery storage system will do next - hours in advance. View the upcoming dispatch schedule so your team is never caught off guard by energy flows.
- Remote Configuration - Update energy strategies, adjust thresholds, and fine-tune BESS settings without stepping on site. Changes take effect instantly, saving time and field service costs.
- Performance Tracking - Compare actual savings against expected savings in real time. Identify gaps, validate ROI projections, and demonstrate the value of your battery energy storage investment with hard data.
- Commissioning Wizards - Guided, low-input setup flows cut commissioning time instantly. Fewer manual inputs mean fewer errors - and faster time-to-value for every new installation.
What to Look for in a Battery Energy Storage System (BESS)
Selecting the right battery energy storage system for your commercial or industrial site involves more than capacity. The best BESS solutions combine high cycle life (fewer replacements, better long-term economics), IP-rated enclosures for flexible siting, and intelligent software that actively optimizes energy dispatch.
SolarEdge's CSS-OD solution addresses all these factors - delivering IP54-rated, pre-assembled batteries for energy storage with cycle warranties up to 8,000 cycles and an optimization platform that manages charging and discharging automatically.
Commercial BESS: Scalability That Grows With Your Needs
Commercial energy demands vary widely. A retail site may need 200–400 kWh of storage, while a large logistics center or industrial facility may require multiple megawatt-hours. SolarEdge's modular battery energy storage system BESS architecture allows projects to start small and scale - the CSS-OD solution scales to 4 MWh.
This modularity reduces upfront capital while preserving the option to expand as energy costs rise or site consumption grows.
Solar Battery Storage Systems: Maximizing Your Solar ROI
A standalone solar PV system exports surplus energy to the grid, often at rates far below the retail price of electricity. Solar battery storage systems capture that surplus, allowing businesses to consume their own clean energy when it's most valuable - during peak tariff periods.
SolarEdge's battery storage for solar systems integrates directly with the SolarEdge PV ecosystem, creating a unified energy storage system where solar production, battery state, and site consumption are all managed in concert for maximum financial benefit.
Safety in Commercial Battery Energy Storage
Safety is paramount in any commercial energy storage system. SolarEdge's CSS-OD series employs a multi-layer protection architecture spanning cell, module, cluster, and cabinet levels. This includes integrated fire detection, double fire suppression, advanced electrical safeguards against reverse polarity and surge, and multi-sensor monitoring for smoke, CO, fire, and water.
Combined with proactive software monitoring via SolarEdge ONE for C&I, potential issues are identified and flagged before they escalate - minimizing downtime and protecting your investment.
Energy Storage System FAQ’s
What is a battery energy storage system (BESS) and how does it work?
A battery energy storage system (BESS) stores electrical energy - typically from solar panels or the grid - in lithium-ion battery cells for later use. An integrated battery inverter converts DC power from the cells to AC power for site use. Intelligent software manages when the system charges and discharges, optimizing for cost savings based on tariffs, solar production, and consumption patterns.
How much storage capacity do I need for my commercial site?
The optimal BESS capacity depends on your site's solar generation, energy consumption profile, tariff structure, and financial goals. SolarEdge Designer can analyze your site characteristics and simulate consumption scenarios to recommend the most cost-effective battery storage for solar systems. As a general guide, commercial sites with 50-250 kW of solar typically benefit from 100-400 kWh of BESS capacity.
Can SolarEdge BESS be installed outdoors?
Yes. The CSS-OD 102.4, CSS-OD 107 and CSS-OD 197 battery energy storage systems are IP54-rated and designed for flexible deployment in both indoor and outdoor environments. This makes them suitable for a wide range of commercial and industrial sites including rooftop plant rooms, car parks, and open yard installations.
What warranty comes with a SolarEdge battery energy storage system?
All SolarEdge CSS-OD systems carry a 10-year product warranty. The CSS-OD 102.4 includes a 6,000-cycle performance guarantee, while the CSS-OD 107 and CSS-OD 197 carry an industry-leading 8,000-cycle performance guarantee. Both are supported by end-to-end service covering presale design assistance through post-sale technical support.
How do SolarEdge solar battery storage systems integrate with existing PV?
SolarEdge CSS-OD systems connect seamlessly within the SolarEdge PV ecosystem. The battery inverter and cabinet integrate directly with SolarEdge commercial inverters, and the SolarEdge ONE for C&I platform manages both solar production and battery storage as a unified energy system - no third-party integration required.
What safety features do SolarEdge batteries for energy storage include?
SolarEdge CSS-OD systems feature a comprehensive multi-layer safety architecture: integrated fire detection and double fire suppression, multi-sensor security (CO, fire, smoke, water), advanced electrical safeguards against reverse polarity, surge, over-voltage, and leakage faults, plus proactive software monitoring via SolarEdge ONE for C&I. The SolarEdge ONE Controller for C&I also provides cybersecurity protection against unauthorized access.