Inverter – FoxESS – H3 PRO – 20.0 – hybrid – HV
| Manufacturer | |
|---|---|
| Rated power | |
| Power supply | |
| Hybrid device | |
| MPPT | |
| Warranty | |
| Net width | |
| Net depth | |
| Net height | |
| CAN | |
| RS485 | |
| SPD Type II | |
| AFCI | |
| Weight | 63 kg |
| CN | 85044086 |
Product details
| Manufacturer | |
|---|---|
| Rated power | |
| Power supply | |
| Hybrid device | |
| MPPT | |
| Warranty | |
| Net width | |
| Net depth | |
| Net height | |
| CAN | |
| RS485 | |
| SPD Type II | |
| AFCI | |
| Weight | 63 kg |
| CN | 85044086 |
FOX ESS Series H3 Pro
The FOX ESS H3 Pro series three-phase hybrid inverters/AC chargers are a versatile energy storage solution offering high performance and flexible configuration options. Designed for easy installation and remote monitoring, they deliver reliable operation in a variety of environments thanks to an IP65 protection rating. They integrate seamlessly with high-voltage Fox ESS batteries to create an optimized energy management system.
Key features of the FOX ESS H3 Pro Series:
- Maximum PV input power up to 45,000 W (depending on the model).
- Supports parallel connection of up to 10 inverters, allowing the system to be scaled to user needs.
- Modular battery capacity up to 83.88 kWh, providing great flexibility in storage configuration.
- Maximum battery charging/discharging current of 50+50 A.
- IP65 protection rating, suitable for outdoor installation.
- Remote system monitoring via a mobile app or web portal.
Who is this a good choice for?
The H3 Pro series is an excellent choice for photovoltaic installations that require advanced energy management and storage capabilities. It works well in both residential and commercial settings where system flexibility, expandability, and high efficiency are important. Features like remote monitoring and straightforward installation will be appreciated by installers and by users who value convenience and control over their energy system.
| Parameter | H3-Pro-15.0 | H3-Pro-20.0 | H3-Pro-22.0 | H3-Pro-24.9 | H3-Pro-25.0 | H3-Pro-29.9 | H3-Pro-30.0 |
| PV INPUT (HYBRID INVERTERS ONLY) | |||||||
| Maximum Input Power [W] | 22500 | 30000 | 33000 | 37500 | 37500 | 45000 | 45000 |
| Maximum Input Voltage [V] | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 | 1000 |
| Nominal Input Voltage [V] | 750 | 750 | 750 | 750 | 750 | 750 | 750 |
| Maximum Input Current [A] | 32 | 32 | 32 | 32 | 32 | 32 | 32 |
| Maximum Short-Circuit Current [A] | 40 | 40 | 40 | 40 | 40 | 40 | 40 |
| MPPT Operating Voltage [V] | 150 ~ 850 | 150 ~ 850 | 150 ~ 850 | 150 ~ 850 | 150 ~ 850 | 150 ~ 850 | 150 ~ 850 |
| MPPT Operating Voltage [V] (full load) | 170~850 | 230~850 | 250~850 | 280~850 | 280~850 | 340~850 | 340~850 |
| Start-up Voltage [V] | 160 | 160 | 160 | 160 | 160 | 160 | 160 |
| Number of Independent MPPTs | 3 | 3 | 3 | 3 | 3 | 3 | 3 |
| Strings per MPPT | 2/2/2 | 2/2/2 | 2/2/2 | 2/2/2 | 2/2/2 | 2/2/2 | 2/2/2 |
| Maximum Inverter Backfeed Current [A] | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| BATTERIES | |||||||
| Battery Type | Lithium Iron Phosphate (LFP) | ||||||
| Battery Voltage Range [V] | 150~800 | ||||||
| Battery Voltage Range under Full AC Load [V] | 160~790 | 220~790 | 240~790 | 270~790 | 270~790 | 330~790 | 330~790 |
| Max Charge/Discharge Current [A] | 50+50 | ||||||
| Number of Battery Inputs | 2 | ||||||
| Communication Interface | CAN | ||||||
| AC OUTPUT | |||||||
| Rated Output Power [VA] | 15000 | 20000 | 22000 | 24900 | 25000 | 29900 | 30000 |
| Maximum Apparent Power [VA] | 16500 | 22000 | 24200 | 24900 | 27500 | 29900 | 33000 |
| Nominal AC Grid Voltage [VAC] | 400/230; 380/220, 3L/N/PE | ||||||
| Nominal AC Grid Frequency [Hz] | 50/60, +5 | ||||||
| Maximum AC Current [A] (per phase) | 25.0 | 33.3 | 36.7 | 37.7 | 41.7 | 45.4 | 50.0 |
| Power Factor | 1 (Adjustable from 0.8 capacitive to 0.8 inductive) | ||||||
| Export Limit | Yes | ||||||
| THDI [%] | <3 at rated power | ||||||
| AC INPUT | |||||||
| Maximum AC Input Power [VA] | 22500 | 30000 | 33000 | 35000 | 35000 | 35000 | 35000 |
| Nominal AC Grid Voltage [V] | 400/230; 380/220, 3L/N/PE | ||||||
| Nominal AC Grid Frequency [Hz] | 50/60, +5 | ||||||
| Maximum AC Current [A] (per phase) | 34.1 | 45.5 | 50.0 | 53.0 | 53.0 | 53.0 | 53.0 |
| Power Factor | 1 (Adjustable from 0.8 capacitive to 0.8 inductive) | ||||||
| EPS OUTPUT | |||||||
| Maximum Apparent Power [VA] | 15000 | 20000 | 22000 | 25000 | 25000 | 30000 | 30000 |
| Peak Apparent Power [VA] (60s) | 18000 | 24000 | 26400 | 30000 | 30000 | 36000 | 36000 |
| Nominal EPS Voltage [V] | 400/230; 380/220,3L/N/PE | ||||||
| Nominal EPS Frequency [Hz] | 50/60 | ||||||
| Maximum EPS Current [A] (per phase) | 22.7 | 30.3 | 33.3 | 37.9 | 37.9 | 45.5 | 45.5 |
| Power Factor | 1 (Adjustable from 0.8 capacitive to 0.8 inductive) | ||||||
| Parallel Connection (cascade) | Yes, up to 10 units | ||||||
| Switching Time [ms] | <20 | ||||||
| THDV [%] | <3 at rated power | ||||||
| EFFICIENCY | |||||||
| MPPT Efficiency [%] | 99.90 | ||||||
| Max Efficiency [%] | 97.80 | ||||||
| Max Efficiency (BAT to AC) [%] | 97.60 | ||||||
| Max Efficiency (PV to BAT) [%] | 98.10 | ||||||
| European Efficiency [%] | 97.30 | 97.40 | 97.40 | 97.40 | 97.40 | 97.40 | 97.40 |
| PROTECTIONS | |||||||
| PV Reverse Polarity Protection | Yes | ||||||
| Battery Reverse Polarity Protection | Yes | ||||||
| Anti-Islanding Protection | Yes | ||||||
| Short-Circuit Protection | Yes | ||||||
| Leakage Current Monitoring | Yes | ||||||
| Insulation Resistance Monitoring | Yes | ||||||
| Surge Category | III (AC side), II (DC side) | ||||||
| Reverse Polarity Protection | Yes | ||||||
| Overcurrent / Overtemperature Protection | Yes | ||||||
| AC/DC Surge Protection | Type II/Type II | ||||||
| AFCI Protection | Optional | ||||||
| DC Isolator | Optional | ||||||
| PV String Monitoring | Optional | ||||||
| GENERAL DATA | |||||||
| Dimensions (W×H×D) [mm] | 600×560×225 | ||||||
| Package Dimensions (W×H×D) [mm] | 720×680×370 | ||||||
| Net Weight [kg] | 52.5 | 52.5 | 52.5 | 52.5 | 52.5 | 52.5 | 52.5 |
| Gross Weight [kg] | 57.5 | 57.5 | 57.5 | 57.5 | 57.5 | 57.5 | 57.5 |
| Mounting | Wall-mounted | ||||||
| Operating Temperature Range [°C] | -25 ~ +60 (derating above 45°C) | ||||||
| Storage Temperature [°C] | -40~+70 | ||||||
| Noise Emission (typ.) [dB] | <60 | ||||||
| Humidity [%] | 0~95 (non-condensing) | ||||||
| Altitude [m] | <4000 | ||||||
| Protection Class | I | ||||||
| Ingress Protection | IP65 (Outdoor use) | ||||||
| Power Consumption [W] | 200 W active, 18 W standby | ||||||
| Idle Mode | Yes | ||||||
| Cooling | Intelligent fan cooling | ||||||
| Inverter Topology | Transformerless | ||||||
| Communication | Meter, Wi-Fi, 4G (Optional), DRM, USB, BMS (CAN), RS485 | ||||||
| LCD Display | Backlit, 164 characters | ||||||
| Button | 4 capacitive touch buttons | ||||||
| Buzzer | 1, Internal (EPS and ground fault) | ||||||
| CERTIFICATIONS AND STANDARDS | |||||||
| Safety | EN 62109-1, EN 62109-2 | ||||||
| EMC | IEC 61000-6-2, IEC 61000-6-3 | ||||||
Note: The maximum input power for each MPPT is 15 kW. For the maximum voltage of 1000 V, the inverter’s maximum operating PV voltage is 950 V. If the PV voltage exceeds 955 V, a high-voltage error will be reported.

