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Fortress Power 16kWh eBoost Bundle > True Envy 12kW Inverter, and eBoost Battery with Guardian Monitoring System
Fortress Power 16kWh eBoost Bundle > True Envy 12kW Inverter, and eBoost Battery with Guardian Monitoring System and eWay
 
Our Price: $9,560.00
Warranty: 10 year product warranty & guarantee up-to 8000 cycles, whichever comes first.


Availability: Drop Ship Item.
Lead time of 7 - 12 business days. Call for Availability.
Product Code: FORTRESS-POWER-EBOOST-16KWH-BL
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Description Datasheet
 

Fortress Power Bundle > True Envy 12kW Inverter, and eBoost Battery with Guardian Monitoring System and eWay

This 16kWh Fortress Power energy storage bundle combines advanced solar technology and dependable backup power into one powerful solution for modern homes. At the heart of the system is the Fortress Power True Envy 12kW Inverter, a robust 12 kW inverter capable of handling wel- sized solar arrays, and delivering up to 12 kW of continuous backup power at 204V, 10.4kW at 208V, with exceptional efficiency and smart monitoring. Paired with the Fortress Power eBoost 16kWh Battery, the system provides over 16 kWh of scalable, lithium iron phosphate energy storage. This pairing gives homeowners reliable power during outages while maximizing solar energy use.

Engineered for durability, efficiency, and seamless integration, this bundle empowers households to take control of their energy—reducing grid dependence, lowering utility costs, and creating a resilient foundation for a cleaner, more sustainable future.

Components Included:
Fortress Power True Envy 12kW Inverter | 12kW 48V All-In-One Inverter / Solar Generator Qnty. 1
Fortress Power eBoost | 16kWh (314AH) 48 Volt LiFePO4 Home Battery Qnty. 1
Fortress Power eBoost eWay for eBoost
eBoost eWay for AC and DC wire management, floor or ground mount, one per battery stack 		Qnty. 1
Fortress Power Guardian Battery Monitoring Gateway Qnty. 1

Fortress Power > 16kWh (314AH) 48 Volt LiFePO4 Home Battery

eBoost - Scalable Energy Storage System

Boost Performance. Boost Reliability
The Fortress Power eBoost is a high-capacity, modular energy storage solution built for residential and light commercial applications. With 16kWh of usable energy per unit and the ability to scale up to 512kWh, eBoost is engineered to handle high load demands while offering the flexibility of stackable, parallel installations. Built-in heating elements, an IP65 weatherproof enclosure, and integration with the eWay wireway system allow for clean, all-weather installs. When paired with the Envy Duo 21 or any Envy-series inverter, the eBoost forms a fully integrated, whole-home energy storage system: ideal for backup power, energy independence, and more.

Model eBoost 16kwh
Series eBoost
Manufacturer Fortress Power

General Data

16 kWh
Type Lithium Iron Phosphate (LiFePO4)
Weight 353 lbs (160 kg)
Operating Temperature -4 ºF - 140 ºF (-20 ºC - 60 ºC)*
Ingress Protect Degree IP65
Communication PCS CAN/RS485; Parallel:CAN
Warranty 10 Years (up to 15 years with Fortress Power inverter and platform)
Mounting Options Ground-Mount, Floor Standing, Wall-Hanged (Separate Accessory - eBoost eWay)

Battery Specifications

Maximum Units In Parallel 16
Cell Type Tier-1 Prismatic 16 Cell LFP (Lithium Iron Phosphate)
Nominal Capacity 314AH
Nominal Energy 16.076KWh**
** Values are based on measurements taken at 77 ºF (25 ºC) at beginning of life.
Nominal Voltage 51.2V
Re-charge Voltage 49V
Cut-o Voltage 41.6V
Maximum Short-Circuit (A) Under Testing
Operating Voltage Range 41.6 - 57.6V
Closed-Loop Charge/Discharge 180/250 A
Bulk/Absorption Charge 55.2V
Max Charge/Discharge 314A/10s
Surge Discharge Power W 18kW/10s
Cycle Life @ EOL 70% 8000 Cycles

Standards & Certifications

Safety Standards UL1973, ANSI/CAN/UL9540:2023, UL9640A (expected Q3 2025)
Listings CEC, LUMA, oGPE
Transportation UN38.3

Features

Scalable Power. Instant Impact.
  • Delivers 16kWh of energy storage per unit—ideal for homes or businesses with higher load profiles or limited install space.
  • Easily scale your system by connecting up to 16 units in parallel, giving you the flexibility to grow as your energy needs evolve.
  • IP65-rated and equipped with internal heating elements for reliable performance in extreme conditions.
  • Modular, scalable design with fast-connect hardware reduces install time and labor while maintaining a clean, professional appearance.
  • Pairs with all Fortress Power Envy inverters, including the Envy Duo 21, for seamless whole-home backup and energy management.
  • Built-in busbars, conduit ports, LED indicators, and an emergency shutoff make for clean, code-compliant installations with fewer external components.

Fortress Power > 12,000 Watt 48 Volt All-In-One Solar Generator | Inverter

Manufacturer Part Number: Envy True 12kW

NOTICE: eFlex and eVault batteries will likely need a firmware update when being paired with the Fortress Envy inverter. Software download required. Communication cable provided by Fortress Power upon request. Can be used repeatedly for multiple projects.

The Fortress Power Envy True 12kW – a whole-home, all-in-one 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) or 10.4kW (50A @208V) of whole-home backup power or small commercial 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.

Supported Applications

  • Battery Backup
  • Off-Grid
  • Zero Export
  • Time-of-Use
  • Virtual Power Plant Ready
  • Peak Shaving
  • Smart Load
  • Microgrid

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 21,000 W
Max. PV Power Delivered to Battery & AC Outputs 18,000 W
DC Input Voltage Range 100V-600V (550V Max Recommended)
Nominal DC Input Voltage 360V
Full Power MPPT Voltage Range 230V-500V
Max. DC Input Current 25A/15A/15A
Max. Short Circuit Input Current 31A/19A/19A
MPPT Number/(Strings per MPPT) 3(2/1/1)
Output/Input AC (Grid)
Continuous AC Power to Grid 12000W (240V) / 10400W (208V)
Continuous AC Power to Load with Grid or Generator 48000W (240V) AC Passthrough/ 21000W GEN
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) / 10400W (208V) Nominal Output
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 <20 ms
Dedicated Auto-start Generator Port 100A Max / 90A Continuous
Battery Parameters
Compatible Battery Type Lithium and Lead Acid Batteries
Nominal Battery Voltage 48V
Battery Voltage Range 40V-60V
Maximum Charging/Discharging Current 250A
Maximum Charging/Discharging Power 12,000W
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 YES
Rapid Shutdown Device (RSD) Also Compatible with Tigo Transmitters (refer to manual)
General Data
Dimensions 34.2" x 20.5" x 11.2"
(870 x 520 x 285 mm)
Weight 127 lbs.
(58 kg)
Display Color LCD
Ambient Temperature Range -4 to 140 °F
(-20 to 60 °C)
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, Lithium Batteries or Fortress Lithium Batteries

Product Highlights

  • All-In-One Solution (PV, Generator, On/Off Grid, AC/DC Coupling)
  • Whole Home 200A AC Passthrough and Backup
  • Max. 18 kW PV Power Delivered to Battery & AC Outputs
  • 12 kW (50A @240V) Backup Power
  • 10.4kW (50A @208V) Backup Power
  • Integrated AC & DC Breakers for Fast Installation & Commissioning
  • Built-in APsmart Rapid Shutdown Transmitter and Button

Key Features

  • 200A AC passthrough current for whole home backup
  • 3 MPPT output for max. 21 kW PV array
  • AC, DC and AC/DC combined coupling
  • 120/240V, 120/208V & 208V 3 Phase capable
  • IP65 rated for Indoor & Outdoor Installation
  • Built-in Generator Input
  • 10 units in parallel
  • Local and remote monitoring / app
  • Color LCD touch screen
  • Batch Settings

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