Fortress Power | Envy Inverter 10 KW | 10 Year Warranty
The Fortress Power Envy 8kW and 10kW are all-in-one inverter solutions designed for whole-home backup power. When paired with Fortress Power eFlex 5.4 kWh, eVault MAX 18.5 kWh, or LFP-10 MAX batteries, the Envy offers a 90A AC passthrough, providing up to 8kW (33.3@ 240V) or 10kW (41.6A @240V) of backup power. It includes a built-in generator input with AC/DC coupling, catering to both on- and off-grid setups. The Envy features a 2 MPPT output, allowing for a maximum PV array of 13 kW (Envy 8kW) or 15kW (Envy 10kW). Equipped with a built-in APsmart Module Level Rapid Shutdown Transmitter and Button, as well as integrated AC & DC breakers, the Envy ensures fast installation and commissioning. Monitor your system remotely using our online monitoring app.
Specifications
Envy 8kW | Envy 10kW | |
Input DC (PV Side) | ||
Max. DC Input Power for Single MPPT | 6000W / 6000 W | 6000W / 6000 W |
Max. PV Input Power | 13000W | 15000W |
Max. PV Power Delivered to Battery & AC Outputs | 12000W | 12000W |
DC Input Voltage Range | 100V-600V | 100V-600V |
Nominal DC Input Voltage | 360V | 360V |
Full Power MPPT Voltage Range | 170V-500V | 210V – 500V |
Max. DC Input Current | 25A / 25A | 25A / 25A |
MPPT Number/(Strings per MPPT) | 2 / 2 | 2 / 2 |
Output/Input AC (Grid) | ||
Continuous AC Power to Grid | 8000W (240V) | 10000W (240V) |
Continuous AC Power to Load with Grid or Generator | 21000W (240V) AC Passthrough/ 12000W (240) GEN | 21000W (240V) AC Passthrough/ 12000W GEN |
Nominal Output Voltage | 120V/240V | 120V/240V |
Max. Continuous AC Current | 33.3A @ 240V | 41.6A @ 240V |
Nominal AC Frequency | 50Hz/60Hz | 50Hz/60Hz |
Output AC (Off-Grid) | ||
Max. Output Power | 8000W | 10000W |
Nominal Output Voltage | 120V/240V | 120V/240V |
Nominal Output Frequency | 50Hz/60hZ | 50Hz/60hZ |
Nominal Output Current | 33.3A @ 240V | 41.6A @ 240V |
Peak Power | 16kW / 500ms | 20kW / 500ms |
Switching Time | Seamless | Seamless |
Dedicated Auto-start Generator Port | 50A / 12kW | 50A / 12kW |
Battery Parameters | ||
Compatible Battery Type | eVault Max, eFlex, LFP-10 MAX | eVault Max, eFlex, LFP-10 MAX |
Nominal Battery Voltage | 48V | 48V |
Battery Voltage Range | 48V-56V | 48V-56V |
Maximum Charging/Discharging Current | 167A | 210A |
Maximum Charging/Discharging Power | 8000W | 10000W |
Efficiency | ||
MPPT Efficiency | 99.9% | 99.9% |
Max. Efficiency | 97.5% | 97.5% |
CEC Efficiency | 96.5% | 96.5% |
Protection | ||
Anti-islanding Protection | YES | YES |
DC Switch | YES | YES |
Ingress Protect Degree | NEMA 4X, IP65 | NEMA 4X, IP65 |
SPD Protection | YES | YES |
AFCI | YES | YES |
RSD | Built-in APsmart Transmitter | Built-in APsmart Transmitter |
General Data | ||
Dimensions | 580 x 490 x 265mm (22.8 x 19.3 x 10.4 in) | 580 x 490 x 265mm (22.8 x 19.3 x 10.4 in) |
Weight | 44kg (97lbs) | 44kg (97lbs) |
Display | Color LCD | Color LCD |
Ambient Temperature Range | -25 to 60 °C (-13 to 140 °F) | -25 to 60 °C (-13 to 140 °F) |
Cooling | FAN | FAN |
Communication | RS485/Wi-Fi/CAN | RS485/Wi-Fi/CAN |
Standard & Certification | ||
Certifications | UL1741, UL1741SB, IEEE1547A, rule 21, ISO-NE, FCC15 class B, HECO, CEC, Luma | UL1741, UL1741SB, IEEE1547A, rule 21, ISO-NE, FCC15 class B, HECO, CEC, Luma |
Warranty | 5 Years (Optional 10 Years) | 10 Years |
Warranty
Fortress Power Warranty – Envy 10k
Downloads
Envy 10kW Inverter – Data Sheet
Envy Battery-Inverter Integration Guide