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Front view of the Fortress True 12kW inverter with digital display panel, part of a comprehensive energy storage solution

Fortress Power | True 12kW | Inverter | 48V, Triple MPPT, IP65

by Fortress Power
$5,199.00
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Fortress Power Envy True 12 kW Inverter - Comprehensive Power Management - Data Sheet / Manual

Step into the realm of complete energy autonomy with the Fortress Power Envy True 12 kW Inverter, your ultimate all-in-one power solution for home and small commercial setups. This powerhouse is compatible with high-efficiency Fortress Power batteries, such as the eFlex 5.4 kWh, eVault MAX 18.5 kWh, and LFP-10 MAX, providing an impressive 12kW (50A @ 240V) of reliable backup power. With its robust 200A AC passthrough, the Envy True 12 kW stands as the backbone of your energy needs, delivering consistent power seamlessly.

Engineered for both on- and off-grid living, the Envy True 12 kW boasts triple MPPT outputs, supporting up to a 21 kW PV array, catering to your growing power requirements. The intuitive design includes a built-in APsmart Module Level Rapid Shutdown Transmitter for safety and ease of maintenance. Installation is revolutionized with pre-built AC & DC breakers, ensuring you're up and running without delay.

Tailored for a range of applications including backup, off-grid, and time-of-use, the Envy True 12 kW is IP65 rated for both indoor and outdoor installations, expanding its versatility. Stay connected and in control with local and remote monitoring capabilities via our app, complemented by a user-friendly color LCD touchscreen.

Input DC (PV Side)
Max. DC Input Power for Single MPPT 12000W/7000W/7000W 1 x 12kW, 2 x 7kW
Max. PV Input Power 21000W
Max. PV Power Delivered to Battery & AC Outputs 18000W
DC Input Voltage Range 100V-600V
Nominal DC Input Voltage 360V
Full Power MPPT Voltage Range 230V-500V
Max. DC Input Current 25A/15A/15A
MPPT Number/(Strings per MPPT) 3(2/1/1)
Output/Input AC (Grid)
Continuous AC Power to Grid 12000W (240V)
Continuous AC Power to Load with Grid or Generator 48000W (240V)
Nominal Output Voltage 120V/208V/240V
Max. Continuous AC Current 50A @ 240V
Nominal AC Frequency 50Hz/60Hz
Output AC (Off-Grid)
Max. Output Power 12000W (240V)
Nominal Output Voltage 120V/240V
Nominal Output Frequency 50Hz/60hZ
Nominal Output Current 50A @ 240V / 50A @208V
Peak Power 14kW 10 minutes / 16kW 5 minutes / 20kW 500ms
Switching Time Seamless
Battery Parameters
Compatible Battery Type Lithium and Lead acid batteries
Nominal Battery Voltage 48V
Battery Voltage Range 48V-56V
Maximum Charging/Discharging Current 250A
Maximum Charging/Discharging Power 12000W
Efficiency
MPPT Efficiency 99.9%
Max. Efficiency 97.5%
CEC Efficiency 96.5%
Protection
Anti-islanding Protection YES
DC Switch YES
Ingress Protect Degree NEMA 4X, IP65
SPD Protection YES
AFCI OPT
RSD Built-in APsmart Transmitter
General Data
Dimensions 31.1 x 20.5 x 10.4 in (790 x 520 x 264 mm)
Weight 127 lbs (58 kg)
Display Color LCD
Ambient Temperature Range -20 to 60 °C (-4 to 140 °F)
Cooling FAN
Communication RS485/Wi-Fi/CAN
Standard & Certification
Certifications UL1741, UL1741SB, IEEE1547A, Rule 21, ISO-NE, FCC15 class B, HECO, CEC, Luma, SGIP, NOM
Warranty 10 Years / Lead Acid or Fortress Lithium Batteries , other 48v battery manufacturers**