Outback FLEXpower Four 14.4kW 48V Pre-wired VFXR Series System 120/240
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OutBack's FLEXpower FOUR is a pre-assembled and pre-wired power system that brings a new level of performance, value, and flexibility to the concept of fast and easy installation. Ideal for split-phase applications with substantial power requirements, such as larger residential, commercial, or village power systems, this system integrates all necessary components into a compact, hang-on-the-wall design with a minimal footprint.
Key Features:
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Factory Tested and Pre-configured:
- The system comes factory tested, pre-wired, and pre-configured, ensuring reliability and convenience.
-
Fast Installation:
- Installation is streamlined with a pre-assembled system and a fully integrated GS load center, saving time and effort.
-
Optimized System Footprint:
- The design is optimized for a minimal footprint, making efficient use of space.
-
GridZero Technology:
- GridZero technology optimizes the balance between stored and renewable energy sources, reducing grid dependence.
-
Advanced Battery Charging (ABC):
- Supports leading-edge battery technologies, including lithium-ion, through the Advanced Battery Charging feature.
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Dual AC Inputs:
- Dual AC inputs allow seamless integration with generators in grid-interactive applications.
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Grid-Interactive and Stand-Alone Capability:
- The unit is capable of both grid-interactive and stand-alone operation, providing flexibility in its applications.
-
Web-Based Monitoring:
- System monitoring is facilitated through a web interface with OPTICS RE, offering convenient remote monitoring.
-
Certifications and Compliance:
- All components carry necessary ETL certifications, ensuring compliance with safety standards, including Rule 21 compliance.
The FLEXpower FOUR by OutBack offers a comprehensive and efficient solution for larger-scale power requirements, emphasizing ease of installation, advanced features, and compliance with industry standards.
Description
OutBack's FLEXpower FOUR is a pre-assembled and pre-wired power system that brings a new level of performance, value, and flexibility to the concept of fast and easy installation. Ideal for split-phase applications with substantial power requirements, such as larger residential, commercial, or village power systems, this system integrates all necessary components into a compact, hang-on-the-wall design with a minimal footprint.
Key Features:
-
Factory Tested and Pre-configured:
- The system comes factory tested, pre-wired, and pre-configured, ensuring reliability and convenience.
-
Fast Installation:
- Installation is streamlined with a pre-assembled system and a fully integrated GS load center, saving time and effort.
-
Optimized System Footprint:
- The design is optimized for a minimal footprint, making efficient use of space.
-
GridZero Technology:
- GridZero technology optimizes the balance between stored and renewable energy sources, reducing grid dependence.
-
Advanced Battery Charging (ABC):
- Supports leading-edge battery technologies, including lithium-ion, through the Advanced Battery Charging feature.
-
Dual AC Inputs:
- Dual AC inputs allow seamless integration with generators in grid-interactive applications.
-
Grid-Interactive and Stand-Alone Capability:
- The unit is capable of both grid-interactive and stand-alone operation, providing flexibility in its applications.
-
Web-Based Monitoring:
- System monitoring is facilitated through a web interface with OPTICS RE, offering convenient remote monitoring.
-
Certifications and Compliance:
- All components carry necessary ETL certifications, ensuring compliance with safety standards, including Rule 21 compliance.
The FLEXpower FOUR by OutBack offers a comprehensive and efficient solution for larger-scale power requirements, emphasizing ease of installation, advanced features, and compliance with industry standards.
what’s included
The E2000LFP Expandable Power Station combines power and flexibility in a portable package. Link it with two EB3000 battery packs to reach an impressive 8064Wh capacity - enough for almost any power need.
With 2000W AC output, it runs most household devices and tools without breaking a sweat. The advanced LiFePo4 batteries deliver outstanding durability, keeping 80% capacity even after 3500 charging cycles.
Charging is quick and flexible. The station accepts up to 1300W input across multiple ports, with 600W maximum solar input. Using solar panels, you'll fully charge in 2-3 hours. Need it faster? Dual AC adapters cut that time to just 1.5-2 hours.
Specification
The E2000LFP Expandable Power Station combines power and flexibility in a portable package. Link it with two EB3000 battery packs to reach an impressive 8064Wh capacity - enough for almost any power need.
With 2000W AC output, it runs most household devices and tools without breaking a sweat. The advanced LiFePo4 batteries deliver outstanding durability, keeping 80% capacity even after 3500 charging cycles.
Charging is quick and flexible. The station accepts up to 1300W input across multiple ports, with 600W maximum solar input. Using solar panels, you'll fully charge in 2-3 hours. Need it faster? Dual AC adapters cut that time to just 1.5-2 hours.
Shipping & Delivery
The E2000LFP Expandable Power Station combines power and flexibility in a portable package. Link it with two EB3000 battery packs to reach an impressive 8064Wh capacity - enough for almost any power need.
With 2000W AC output, it runs most household devices and tools without breaking a sweat. The advanced LiFePo4 batteries deliver outstanding durability, keeping 80% capacity even after 3500 charging cycles.
Charging is quick and flexible. The station accepts up to 1300W input across multiple ports, with 600W maximum solar input. Using solar panels, you'll fully charge in 2-3 hours. Need it faster? Dual AC adapters cut that time to just 1.5-2 hours.
Get Started In 3 Simple Steps
The whole process is easy – no salespeople involved.

Step 1: Choose Your System
Pick your products at direct-to-you prices. Browse complete systems and see exactly what you'll pay.

Step 2: Place Your Order
Quick online checkout with free U.S. shipping. Your order ships within 3-5 business days.

Step 3: Power Up
Professional guidance for setup and connection. Our team helps you get the most from your power station.
The Build The Power Difference
Here’s why you’ll prefer us over other providers.
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What Our Customers Say
Direct experiences from homeowners who took control of their energy costs.
Frequently Asked Questions
How is Build The Power different from other companies?
Unlike traditional companies, we've removed the complex network of salespeople, project managers, and dealer fees. You browse and buy directly through our digital platform, cutting costs by 20-50% while still getting expert support when you need it.
How does your ordering process work?
Browse & Select – Find the product that suits your needs.Add to Cart – Click "Add to Cart" and proceed to checkout. Secure Payment – Complete your purchase using our secure payment options. Order Confirmation – You’ll receive an email confirmation with your order details. Shipping & Delivery – We process and ship your order as quickly as possible. A tracking number will be provided. If you have any questions, feel free to contact us!
Do you offer free shipping?
Yes! We offer free shipping on all orders, with no minimum purchase required. Enjoy hassle-free shopping without worrying about extra shipping costs. Once your order is processed, we’ll provide a tracking number so you can follow your shipment’s progress.
What's your return policy?
We offer a 30-day return policy for your peace of mind. If you're not completely satisfied with your purchase, you can return it within 30 days of delivery for a refund or exchange. The item must be in its original condition and packaging.
To start a return, contact our support team, and we’ll guide you through the process.
Can I get help with installation?
We do not offer installation services, but we’re happy to recommend trusted companies or services that can assist you. If you need help finding an installer, feel free to contact us, and we’ll point you in the right direction!