Fox ESS PowerQ All-in-One Residential Energy Storage System
Advanced Modular Energy Storage for the Modern Home
The Fox ESS PowerQ is the next generation of integrated residential energy storage systems, delivering reliable, flexible, and scalable backup power for your home. With up to 80 kWh total capacity, the PowerQ is designed to meet various energy demands — from daily solar self-consumption to full-home backup.
Key Features
-
All-in-One Design — Integrated inverter and battery system for quick, plug-and-play installation.
-
Modular & Scalable — Easily expand from small residential setups to large-scale energy systems (up to 80 kWh).
-
Battery Warming Function — Supports operation from -13 °F to 131 °F (-25 °C to 55 °C), ensuring reliable performance even in cold climates.
-
Outdoor-Ready Enclosure (Type 4X) — Weather-resistant design for outdoor installation.
-
Remote Monitoring — Manage and monitor your system anytime via smartphone app or web portal.
-
Quiet Operation — Natural convection cooling keeps noise levels below 35 dB.
-
High Efficiency — Up to 97.6 % inverter efficiency and 97.4 % battery discharge efficiency.
Models Available
| Model | Rated Output Power | Battery Capacity | Inverter Type |
|---|---|---|---|
| AIO-AC1-3.8-US | 3.8 kW | 11.4 kWh | AC-Coupled |
| AIO-AC1-5.7-US | 5.7 kW | 11.4 kWh | AC-Coupled |
| AIO-AC1-7.6-US | 7.6 kW | 11.4 kWh | AC-Coupled |
| AIO-AC1-9.6-US | 9.6 kW | 20 kWh | AC-Coupled |
| AIO-AC1-11.4-US | 11.4 kW | 20 kWh | AC-Coupled |
| AIO-H1 Series | Hybrid Inverter Options (3.8 – 11.4 kW) | 11.4 – 20 kWh | Hybrid |
Specifications (Example: AIO-AC1-11.4-US)
| Parameter | Value |
|---|---|
| Rated Output Power | 11.4 kW |
| Battery Type | LFP (LiFePO₄) |
| Battery Voltage Range | 85 – 460 V |
| Nominal Battery Voltage | 360 V |
| Max Continuous Charge/Discharge Current | 50 A |
| Max Continuous Power | 11.4 kW |
| Max Efficiency | 97.6 % |
| CEC Efficiency | 97.0 % |
| Battery Discharge Efficiency | 97.4 % |
| Cooling Method | Natural Convection |
| Noise Level | < 35 dB |
| Operating Temperature Range | -13 °F – 131 °F (-25 °C – 55 °C) |
| Protection Rating | Type 4X / IP65 |
| Dimensions (W × H × D) | 22.4 × 33.4 × 15.0 in – 22.4 × 60.6 × 15.0 in |
| Weight | 112.4 lb (51 kg) – varies by model |
| Communication | Wi-Fi, LAN, RS485, CAN2.0, CT, Meter, SUNSPEC |
| Warranty | 12.5 years |
Certifications
UL 1741 SA / SB / CRD, HECO SRD-V2.0, CSA C22.2 No. 107.1-16, UL 1998, UL 1699B
IEEE 1547-2018 / 1547a-2020 / 1547.1-2020
FCC Part 15 Class B
Flexible Power Configurations
Available in AC-coupled or hybrid inverter versions, the PowerQ is compatible with both new and existing solar installations. Its modular design allows simple stacking to expand system capacity as energy needs grow.
Efficient. Reliable. Scalable.
Empower your home with the Fox ESS PowerQ All-in-One Energy Storage System — designed for performance, safety, and future-ready energy independence.
Your payment details are safe and secure. We accept the following:
Fox ESS PowerQ All-in-One Residential Energy Storage System
Advanced Modular Energy Storage for the Modern Home
The Fox ESS PowerQ is the next generation of integrated residential energy storage systems, delivering reliable, flexible, and scalable backup power for your home. With up to 80 kWh total capacity, the PowerQ is designed to meet various energy demands — from daily solar self-consumption to full-home backup.
Key Features
-
All-in-One Design — Integrated inverter and battery system for quick, plug-and-play installation.
-
Modular & Scalable — Easily expand from small residential setups to large-scale energy systems (up to 80 kWh).
-
Battery Warming Function — Supports operation from -13 °F to 131 °F (-25 °C to 55 °C), ensuring reliable performance even in cold climates.
-
Outdoor-Ready Enclosure (Type 4X) — Weather-resistant design for outdoor installation.
-
Remote Monitoring — Manage and monitor your system anytime via smartphone app or web portal.
-
Quiet Operation — Natural convection cooling keeps noise levels below 35 dB.
-
High Efficiency — Up to 97.6 % inverter efficiency and 97.4 % battery discharge efficiency.
Models Available
| Model | Rated Output Power | Battery Capacity | Inverter Type |
|---|---|---|---|
| AIO-AC1-3.8-US | 3.8 kW | 11.4 kWh | AC-Coupled |
| AIO-AC1-5.7-US | 5.7 kW | 11.4 kWh | AC-Coupled |
| AIO-AC1-7.6-US | 7.6 kW | 11.4 kWh | AC-Coupled |
| AIO-AC1-9.6-US | 9.6 kW | 20 kWh | AC-Coupled |
| AIO-AC1-11.4-US | 11.4 kW | 20 kWh | AC-Coupled |
| AIO-H1 Series | Hybrid Inverter Options (3.8 – 11.4 kW) | 11.4 – 20 kWh | Hybrid |
Specifications (Example: AIO-AC1-11.4-US)
| Parameter | Value |
|---|---|
| Rated Output Power | 11.4 kW |
| Battery Type | LFP (LiFePO₄) |
| Battery Voltage Range | 85 – 460 V |
| Nominal Battery Voltage | 360 V |
| Max Continuous Charge/Discharge Current | 50 A |
| Max Continuous Power | 11.4 kW |
| Max Efficiency | 97.6 % |
| CEC Efficiency | 97.0 % |
| Battery Discharge Efficiency | 97.4 % |
| Cooling Method | Natural Convection |
| Noise Level | < 35 dB |
| Operating Temperature Range | -13 °F – 131 °F (-25 °C – 55 °C) |
| Protection Rating | Type 4X / IP65 |
| Dimensions (W × H × D) | 22.4 × 33.4 × 15.0 in – 22.4 × 60.6 × 15.0 in |
| Weight | 112.4 lb (51 kg) – varies by model |
| Communication | Wi-Fi, LAN, RS485, CAN2.0, CT, Meter, SUNSPEC |
| Warranty | 12.5 years |
Certifications
UL 1741 SA / SB / CRD, HECO SRD-V2.0, CSA C22.2 No. 107.1-16, UL 1998, UL 1699B
IEEE 1547-2018 / 1547a-2020 / 1547.1-2020
FCC Part 15 Class B
Flexible Power Configurations
Available in AC-coupled or hybrid inverter versions, the PowerQ is compatible with both new and existing solar installations. Its modular design allows simple stacking to expand system capacity as energy needs grow.
Efficient. Reliable. Scalable.
Empower your home with the Fox ESS PowerQ All-in-One Energy Storage System — designed for performance, safety, and future-ready energy independence.
Your payment details are safe and secure. We accept the following:
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