Fox ESS PowerQ 11.4kW Hybrid Inverter 30-139-1132F-00

Fox ESS PowerQ is a modular, outdoor-rated all-in-one system that integrates inverter, battery, and protection into a single enclosure for fast, “plug-and-play” residential backup and self-consumption. The platform scales up to 80 kWh, supports remote monitoring, and includes battery warming for reliable operation from −13 °F to 131 °F.

Key Benefits

Scalable Capacity: Modular architecture supports a wide range of backup scenarios, up to 80 kWh total. 

Outdoor-Ready: Type 4X (IP65) protection with natural-convection cooling for quiet, weather-resistant installs. 

Easy Installation: Integrated configuration with true plug-and-play setup reduces on-site time.

Smart Monitoring: Built-in Wi-Fi/LAN with app and web portal visibility.

Cold-Weather Performance: Battery-warming support extends the operating window to −13 °F. 

Special Technology

Hybrid or AC-Coupled Options: Available as AC inverter (AIO-AC1) or hybrid (AIO-H1) in 3.8–11.4 kW sizes with lithium-iron-phosphate (LFP) batteries. 

Comprehensive Protection: AFCI, insulation & residual-current monitoring, anti-islanding, DC/AC Type II surge protection, integrated DC switch. 

Warranty

12.5-Year Manufacturer Warranty. 

Best Uses

Whole-Home Backup & TOU Shifting: Reliable residential backup with app-based controls.

Outdoor Installations: Driveway/side-yard placements where Type 4X and quiet operation are required. 

Specifications Table

About Fox ESS:

Fox ESS is a global leader in solar inverters and energy storage solutions, founded in 2019 and backed by the Fortune Global 500 Tsingshan Group. They design advanced, high-efficiency solar inverter and battery systems for residential and commercial use, focusing on innovation, reliability, and clean energy integration worldwide.

Why Buy From US Solar Supplier?

As an American founded company out of Kentucky, US Solar Supplier is committed to providing top-quality solar products, backed by the world’s leading manufacturers. Our promise is to get you the fairest price from the best brands that offer warranties you can count on. We are updating our inventory daily with solar components that offer the latest technology. With a reputation for excellence and a dedication to customer satisfaction, we ensure that every product we sell meets the highest standards in the industry.

Need Assistance?
We’re here to help! If you have any questions or need more information before making your purchase, don’t hesitate to call us at 1-800-230-7004. Our knowledgeable and friendly team is ready to assist you with product details, installation advice, or the purchasing process.

Why Buy From Us?
Trusted Supplier: We work with Tier 1 manufacturers who stand behind their products.

Expert Support: Our team is here to guide you every step of the way.

Manufacturer-Backed Warranties: Enjoy peace of mind with the 12.5-year product warranty directly from the manufacturer.

Easy and Secure Checkout: Your information is protected with top-notch security for a smooth, worry-free transaction.

Join the many satisfied customers who have trusted us for their solar needs. Add to your cart now to secure your high-efficiency solar panels and take the next step towards sustainable energy!

FAQs

Do I need a battery to use the Fox ESS PowerQ 11.4kW?
No, a battery is not required. The PowerQ can operate as a standard grid-tied solar inverter. However, when paired with a compatible Fox ESS battery, it enables energy storage, backup power, and increased self-consumption.

How do I monitor the performance of the Fox ESS PowerQ 11.4kW?
The inverter connects to the Fox ESS monitoring platform, typically via Wi-Fi or Ethernet. This allows you to track real-time and historical energy production, consumption, and battery status through a web portal or mobile app.

What happens during a power outage?
If a compatible battery system is installed and backup functionality is enabled, the PowerQ will automatically supply power to designated backup loads during a grid outage. Without a battery, the inverter will shut down for safety when grid power is lost.

How do I maintain the Fox ESS PowerQ 11.4kW?
The inverter requires minimal maintenance. Periodically check for error messages, ensure ventilation openings remain clear, and confirm stable internet connectivity. Your installer may recommend routine system inspections to ensure long-term performance.

What is the efficiency of the Fox ESS PowerQ 11.4kW inverter?
The PowerQ 11.4kW is designed for high conversion efficiency. For exact maximum and weighted efficiency values, refer to the official Fox ESS datasheet.

What are the input and output voltage ranges?
The inverter supports standard residential split-phase operation. For detailed DC input voltage ranges, AC output voltage, current limits, and grid requirements, consult the official Fox ESS technical documentation.

What communication protocols does the Fox ESS PowerQ 11.4kW use?
The inverter typically supports Wi-Fi and Ethernet communication and integrates with the Fox ESS cloud monitoring platform. Additional communication options may be available depending on system configuration—refer to the manufacturer’s documentation for full details.