Fox ESS CQ7 High Voltage Battery Storage System
The Fox ESS CQ7 is a high-performance, scalable high-voltage battery storage solution designed for residential and commercial energy storage applications. Built using safe and reliable LiFePO₄ (LFP) battery technology, the CQ7 combines high efficiency, flexible expansion capability, and simple plug-and-play installation to help maximise self-consumption and energy independence.
With a starting capacity of 14.04kWh, the modular system can be expanded up to 98.28kWh by connecting up to 14 modules in series, making it suitable for a wide range of project sizes and future energy demands. The system offers 90% depth of discharge (DoD) and over 95% round-trip efficiency, ensuring maximum usable energy and excellent performance.
Designed for both indoor and outdoor installations, the CQ7 features an IP65-rated enclosure, natural convection cooling, integrated fire protection functionality, and CAN communication for seamless integration with compatible energy management systems. Its wide operating temperature range and optional battery warming function help deliver reliable performance in demanding environments.
Key Features
- Modular high-voltage battery storage system
- Expandable from 14.04kWh to 98.28kWh
- Safe and reliable LiFePO₄ battery chemistry
- 90% depth of discharge for greater usable capacity
- >95% round-trip efficiency
- Plug-and-play installation for faster deployment
- Supports up to 14 battery modules in series
- Integrated fire protection function
- IP65 rated for indoor and outdoor use
- Wide operating temperature range with optional self-heating functionality
- CAN communication interface
- Certified to IEC 62619 and UN38.3 standards