About This Product

The Sigenergy 12kW SigenStack C&I Battery Modular Energy Storage System is a commercial and industrial battery storage module designed for larger solar and energy management projects. It is part of Sigenergy’s SigenStack platform and is built around a modular, stackable battery design for sites that need scalable storage rather than a small residential battery setup.

This system uses lithium iron phosphate battery chemistry and is designed to work with compatible Sigenergy C&I hybrid inverter equipment. It is suited to applications such as solar self-consumption, load shifting, peak demand reduction and backup energy planning where the site has appropriate electrical design and installer assessment.

Who This Product Suits

The Sigenergy 12kW SigenStack C&I Battery Modular Energy Storage System suits commercial and industrial sites that need a modular battery platform rather than a simple plug-in storage product. It is a good fit for businesses with daytime solar generation, higher evening loads, demand charge exposure or a need to better control how stored energy is used on site.

Typical applications include warehouses, workshops, offices, retail premises, agricultural facilities and larger electrical installations where storage capacity may need to be expanded over time. It should be selected as part of a properly designed Sigenergy system, matched with compatible inverters, protection equipment and site load requirements.

Specifications Explained

The Sigenergy 12kW SigenStack C&I Battery Modular Energy Storage System uses LiFePO4 battery chemistry, which is commonly used in modern solar storage systems for its stable thermal behaviour and long service life. Each SigenStack BAT 12.0 module provides 12.06 kWh of usable battery energy, allowing installers to build a larger storage system by combining multiple modules.

The SigenStack platform supports stackable installation, battery controller integration and operation with compatible Sigenergy C&I hybrid inverters. Key technical features include IP66 protection, smart air cooling, high-voltage battery operation, pack-level safety protection, fire suppression, smoke detection and system monitoring through the Sigenergy ecosystem.

Summary

The Sigenergy 12kW SigenStack C&I Battery Modular Energy Storage System is a modular C&I battery option for businesses that need scalable storage connected to a properly designed solar and energy management system. It is not a basic residential battery; it is intended for larger installations where battery capacity, inverter compatibility, safety systems and commissioning all need to be planned together.

For the right site, it gives installers a structured way to add commercial battery storage for solar optimisation, backup planning and load management while staying within the Sigenergy product ecosystem.

Further Information From The Manufacturer

The Sigenergy SigenStack BAT 12.0 is a high-performance, modular energy storage system designed for commercial and industrial (C&I) applications. With 12kWh of usable energy per module and reliable LiFePO₄ (Lithium Iron Phosphate) chemistry, it delivers high power, long lifespan, and exceptional safety, making it ideal for large-scale energy storage, backup power, and load shifting.

Engineered to integrate seamlessly with Sigenergy hybrid inverters, the SigenStack BAT 12.0 offers scalable energy storage from 48.24 kWh up to 253 kWh per system by stacking up to 21 modules. Its smart air-cooling system and IP66-rated enclosure ensure reliable operation in harsh environments, while advanced fire suppression, smoke sensors, and exhaust systems enhance safety and compliance.

Key Features:

• Battery chemistry: LiFePO₄ (Lithium Iron Phosphate)
• Usable energy per module: 12.06 kWh
• Nominal charge/discharge rate: 0.5C, max rate 1C
• Cycle life: up to 10,000 cycles
• Scalable system: 48.24 kWh – 253 kWh per installation
• Stackable floor-standing design (up to 21 modules)
• Smart air cooling and IP66 protection
• Advanced safety systems: aerosol fire suppression, smoke sensors, and exhaust

Benefits:

• Modular and scalable to meet a wide range of commercial energy storage needs
• Long lifespan and high performance reduce total system cost
• Pre-configured for Sigenergy hybrid inverters for smooth commissioning
• Reliable in harsh environments with wide temperature range and IP66 protection
• Built-in safety systems simplify compliance and reduce installation risk
• Compact footprint allows flexible installation layouts

The SigenStack BAT 12.0 is a robust, flexible, and safe energy storage solution for commercial and industrial applications, enabling businesses to optimise solar integration, enhance backup power reliability, and scale energy storage effortlessly

Weights & Measurements Information

About Sigenergy

Sigenergy develops premium hybrid inverters and modular battery systems commonly used in residential and light-commercial energy-storage projects. Their products focus on safety, rapid installation, and high-power backup capability. With strong attention to software and user interface design, Sigenergy systems provide reliable day-to-day performance and detailed monitoring.