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  • Fortress Power Energy Storage Solutions

eForce Stackable Whole‑Home Battery System

The Fortress Power eForce is a high‑performance, modular energy storage system designed for whole‑home backup, solar self‑consumption, and off‑grid applications. With a stackable design and long life LFP cells, eForce delivers scalable power and reliable performance for demanding energy needs.

Learn more about eForce

Fortress Power eForce Energy Storage Systems
  • Our Expert Team is Ready to Assist

Ready to Go Solar? Let’s Talk!

Yes, reliable Power, Rain or Shine. Whether you are looking to go completely off-grid or need a backup plan for hurricane season, we are the number one to call for all your power needs. From certified battery and solar integrations to reliable Generator servicing and portable power station units,
we ensure your lights stay on.
Trusted in USVI
95% Savings
Fast ROI

📄 eForce Spec Sheet (Technical Overview)

Specification
9.6 kWh
19.2 kWh
28.8 kWh
Cell Type
Nominal Energy
Nominal Voltage
Operating Voltage Range
Max Charge / Discharge (A)
Surge Discharge Power (10 s)
Cycle Life (@70% EOL)
Ingress Protection
Operating Temp.
Weight (lbs)
Communication
Voltage & Busbar
Tier‑1 Prismatic 15‑cell LFP
9.6 kWh
48 V
39–54 V
195 A / 195 A
14,400 W
8,000 cycles
IP65
–4 °F to 140 °F (–20 °C to 60 °C)
269 lbs
RS485 / Wi‑Fi / CAN
Integrated eWay wireway
19.2 kWh
48 V
39–54 V
250 A / 250 A
28,800 W
8,000 cycles
IP65
–4 °F to 140 °F
487 lbs
RS485 / Wi‑Fi / CAN
Integrated eWay wireway
28.8 kWh
48 V
39–54 V
250 A / 250 A
43,200 W
8,000 cycles
IP65
–4 °F to 140 °F
705 lbs
RS485 / Wi‑Fi / CAN
Integrated eWay wireway
Performance and specs based on Fortress Power published data.
Trusted in USVI
95% Savings
Fast ROI

📄 eBoost Scalable Energy Storage System

Specification
16 kWh Module
32 kWh (2 Modules)
Cell Type
Nominal Energy
Nominal Voltage
Operating Voltage Range
Closed‑Loop Charge/Discharge (A)
Max Charge/Discharge (10 s)
Surge Discharge Power (10 s)
Cycle Life (@70% EOL)
Max Units in Parallel
Ingress Protection
Operating Temp.
Weight
Communication
Tier‑1 Prismatic 16‑cell LFP
16.076 kWh
51.2 V
41.6–57.6 V
180/250 A
314 A / 314 A
18 kW
8,000 cycles
16
IP65
–4 °F to 140 °F (–20 °C to 60 °C)
353 lbs
CAN / RS485
Tier‑1 Prismatic 16‑cell LFP
32.152 kWh
51.2 V
41.6–57.6 V
360/500 A
628 A / 628 A
36 kW
8,000 cycles
16
IP65
–4 °F to 140 °F
706 lbs
CAN / RS485
Specifications based on Fortress Power and compatible distributors.
Trusted in USVI
95% Savings
Fast ROI
  • Warranty Coverage

15‑Year eForce Warranty

The Fortress Power eForce system qualifies for an industry‑leading 15‑year limited warranty when installed as a complete Fortress Power ESS — including battery modules, Envy inverter, and Guardian Gateway. This coverage extends peace‑of‑mind protection for whole‑home backup and high‑demand applications.

👉 Read the full official warranty details:
https://www.fortresspower.com/warranty/warranty-programs/

🔁 eBoost Warranty

The eBoost system comes with a standard 10‑year warranty, which can sometimes be extended up to 15 years when paired with certain Fortress Power inverter and platform combinations.
Trusted in USVI
95% Savings
Fast ROI

Why Choose These Fortress Power Systems?

Learn more about the power of solar solutions and take control of your energy future. In the Caribbean, solar energy is more than just a smart investment, it’s the key to resilience, independence, and long-term savings.

eForce

Best for complete whole‑home backup, commercial‑grade applications, and long life scalability.

eBoost

Ideal for modular expansion, everyday residential use, and cost‑effective energy storage.
Each system delivers robust LiFePO₄ battery technology, high cycle life, and smart integration with Fortress Power inverters and monitoring tools.
  • Electric Factory 4-in-1 Service

The Ultimate Safety Net: Hybrid Solar + Generator

Why choose between solar and a generator when you can have the best of both? As Fortress Power and generator experts, we design systems where they work together.
✅ Infinite Backup: If a storm lasts for days and your battery gets low, your generator automatically kicks on to recharge your batteries and power your home.
✅ Maximum Efficiency: Save fuel by running the generator only when necessary to top up your solar storage.
✅ Total Silence: Run on silent battery power at night, and use the generator for heavy lifting during the day.
  • OUR EXPERT TEAM IS HERE TO ASSIST

Contact Us

Over a Decade of Caribbean Solar Installation Experience, Electric Factory Energy is your trusted partner for high-performance solar panel installation and reliable energy independence

Email Us

info@efactoryenergy.com

Call/Text Us

1-340-72-SOLAR

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