The Fortress Power Envy True 12 – a whole-home, all-in-one 12kW inverter solution. Paired with the Fortress Power eFlex 5.4 kWh, the eVault MAX 18.5 kWh or LFP-10 MAX batteries, the Envy features a 200A AC passthrough providing up to 12kW (50A @ 240V) of whole-home backup power. The Envy features a built-in generator input with AC/DC coupling, on- and off-grid capabilities, plus a 3 MPPT output allowing for a maximum of 21 kW PV array. The Envy is equipped with a built-in APsmart Module Level Rapid Shutdown Transmitter and Button, along with Pre-built AC & DC breakers allowing for fast installation and commissioning. Use our online monitoring app to access your system from anywhere.

Fortress Power Envy True 12 Key Features:

• 200A AC Passthrough Current For Whole Home Backup
• 3MPPT Output For Max 21kW PV Array
• AC / DC Coupling
• IP65 Rated For Indoor & Outdoor Installation
• Built-In Generator Port
• 5 Units In Parallel
• Online Monitoring/App
• Color LCD Touch Screen
• 3 Phase Compatible (Upcoming Feature)

Supported Applications:

• Backup
• Off-Grid
• Zero Export
• Time-Of-Use
• Peak Shaving
• Demand Response Integration (Coming Soon)

Fortress Power Envy True 12 Specifications

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/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
• Peak Power 14kW 10 minutes / 16kW 5 minutes / 20kW 500ms
• Switching Time Seamless

Battery Parameters

• Compatible Battery Type eVault Max, eFlex, LFP-10 MAX
• 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
• Warranty 10 Years / Lead Acid or Fortress Lithium Batteries Only

Still Have Questions? Give us a call today 1-877-242-2792