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.
PV Input (Hybrid Models Only)
| Specification | Value |
|---|---|
| Max Solar STC Power | 22.8 kW (11.4 kW model) |
| Max Input Voltage | 600 V |
| Start-up Voltage | 100 V |
| MPPT Voltage Range | 80 ~ 550 V |
| Full Load MPPT Range | 257 ~ 500 V (11.4 kW) |
| Max Input Current | 28 A / 14 A / 14 A (3 MPPTs) |
| Max Short-Circuit Current | 44 A / 22 A / 22 A |
| MPP Trackers | 3 |
| Strings per MPP Tracker | 2 / 1 / 1 |
Efficiency
| Metric | Value |
|---|---|
| CEC Efficiency | 97.0% |
| Max Efficiency | 97.6% |
| Battery to AC Discharge Efficiency (@full load) | 97.4% |
Physical & Environmental
| Spec | Details |
|---|---|
| Dimensions (W×H×D) | 22.4 × 33.4–60.6 × 15.0 in (570 × 848–1538 × 380 mm) |
| Weight | 112.4–247 lbs (51–112 kg) depending on battery stack |
| Cooling | Natural convection (silent) |
| Noise Level | < 35 dB |
| Operating Temperature | -13 ~ 131°F / -25 ~ 55°C (with battery warming) |
| Derating Above | 104°F / 40°C |
| Max Altitude | 9,843 ft (3,000 m) – derating above 6,560 ft |
| Humidity | 0–100% (non-condensing) |
| Protection Rating | Type 4X – Outdoor, weatherproof |
| Standby Consumption | < 25 W |
Safety & Protection
- Insulation Monitoring
- Residual Current Monitoring
- DC Reverse Polarity Protection
- Anti-Islanding
- AC Short-Circuit & Overcurrent Protection
- DC Switch + Type II SPD (Surge Protection)
- AFCI (Arc Fault Protection)
Communication & Monitoring
- WiFi + LAN
- CAN 2.0, RS485, Meter, CT, SUNSPEC
- Remote App & Web Portal
- LED Display + Mobile App
- ISO Alarm Output
Warranty
- 12.5 Years (standard)
Compliance & Certifications
| Standard | Certified |
|---|---|
| UL 1741 SA/SB, UL 1741 CRD, Rule 21, HECO SRD | Yes |
| IEEE 1547, 1547.1, 1547a | Yes |
| UL 9540 (System), UL 1699B, UL 1998 | Yes |
| FCC Part 15 Class B | Yes |
| CSA C22.2 | Yes |
Key Features (Shopify Bullet Points)
- Up to 80 kWh total backup – scalable with modular LFP batteries
- 11.4 kW continuous output – powers entire home during outages
- Plug & Play Installation – pre-wired, integrated design
- Battery Warming Technology – operates down to -13°F / -25°C
- Type 4X Rated – fully outdoor installable
- Silent Operation – natural cooling, <35 dB
- Smart Monitoring – real-time control via app/website
- High Surge Capability – up to 160 A LRA for heavy loads
- 12.5-Year Warranty – peace of mind
Example Config: 11.4 kW / 20 kWh PowerQ
- Inverter: AIO-H1-11.4-US
- Battery: 2 x H7 modules (20 kWh usable)
- PV Input: Up to 22.8 kW solar
- Backup Power: 11.4 kW continuous, 12.54 kVA peak
- Weight: ~180 lbs
- Height: ~48 in
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.
PV Input (Hybrid Models Only)
| Specification | Value |
|---|---|
| Max Solar STC Power | 22.8 kW (11.4 kW model) |
| Max Input Voltage | 600 V |
| Start-up Voltage | 100 V |
| MPPT Voltage Range | 80 ~ 550 V |
| Full Load MPPT Range | 257 ~ 500 V (11.4 kW) |
| Max Input Current | 28 A / 14 A / 14 A (3 MPPTs) |
| Max Short-Circuit Current | 44 A / 22 A / 22 A |
| MPP Trackers | 3 |
| Strings per MPP Tracker | 2 / 1 / 1 |
Efficiency
| Metric | Value |
|---|---|
| CEC Efficiency | 97.0% |
| Max Efficiency | 97.6% |
| Battery to AC Discharge Efficiency (@full load) | 97.4% |
Physical & Environmental
| Spec | Details |
|---|---|
| Dimensions (W×H×D) | 22.4 × 33.4–60.6 × 15.0 in (570 × 848–1538 × 380 mm) |
| Weight | 112.4–247 lbs (51–112 kg) depending on battery stack |
| Cooling | Natural convection (silent) |
| Noise Level | < 35 dB |
| Operating Temperature | -13 ~ 131°F / -25 ~ 55°C (with battery warming) |
| Derating Above | 104°F / 40°C |
| Max Altitude | 9,843 ft (3,000 m) – derating above 6,560 ft |
| Humidity | 0–100% (non-condensing) |
| Protection Rating | Type 4X – Outdoor, weatherproof |
| Standby Consumption | < 25 W |
Safety & Protection
- Insulation Monitoring
- Residual Current Monitoring
- DC Reverse Polarity Protection
- Anti-Islanding
- AC Short-Circuit & Overcurrent Protection
- DC Switch + Type II SPD (Surge Protection)
- AFCI (Arc Fault Protection)
Communication & Monitoring
- WiFi + LAN
- CAN 2.0, RS485, Meter, CT, SUNSPEC
- Remote App & Web Portal
- LED Display + Mobile App
- ISO Alarm Output
Warranty
- 12.5 Years (standard)
Compliance & Certifications
| Standard | Certified |
|---|---|
| UL 1741 SA/SB, UL 1741 CRD, Rule 21, HECO SRD | Yes |
| IEEE 1547, 1547.1, 1547a | Yes |
| UL 9540 (System), UL 1699B, UL 1998 | Yes |
| FCC Part 15 Class B | Yes |
| CSA C22.2 | Yes |
Key Features (Shopify Bullet Points)
- Up to 80 kWh total backup – scalable with modular LFP batteries
- 11.4 kW continuous output – powers entire home during outages
- Plug & Play Installation – pre-wired, integrated design
- Battery Warming Technology – operates down to -13°F / -25°C
- Type 4X Rated – fully outdoor installable
- Silent Operation – natural cooling, <35 dB
- Smart Monitoring – real-time control via app/website
- High Surge Capability – up to 160 A LRA for heavy loads
- 12.5-Year Warranty – peace of mind
Example Config: 11.4 kW / 20 kWh PowerQ
- Inverter: AIO-H1-11.4-US
- Battery: 2 x H7 modules (20 kWh usable)
- PV Input: Up to 22.8 kW solar
- Backup Power: 11.4 kW continuous, 12.54 kVA peak
- Weight: ~180 lbs
- Height: ~48 in
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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