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Anker SOLIX F3800 Plus — 6,000W Whole-Home Backup Power Station

Whole-Home Backup Power That Keeps You Grid-Independent

6,000W continuous output — Run refrigerators, well pumps, and AC simultaneously
Expandable to 23.04kWh — Add up to six extra batteries for days of autonomy
3,200W solar input — Recharge from eight 400W panels in any configuration
240V generator charging — Seamless 6,000W generator input for indefinite backup
Instant backup transfer — Zero disruption when the grid drops out
  • FREE System Design Consultation -- Our engineers size your system for your actual consumption
  • FREE Shipping -- Ships free on all orders, including LTL freight
  • Compatibility Guarantee -- Optional add-ons pre-vetted to integrate with this unit

Price range: $2,192.95 through $2,850.95

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Anker SOLIX F3800 Plus Portable Power Station
Anker SOLIX F3800 Plus Portable Power Station
$2,192.95 – $2,850.95Price range: $2,192.95 through $2,850.95

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In the box

  • Anker SOLIX F3800 Plus Power Station
  • Home Power Panel Cable
Anker SOLIX F3800 Plus Portable Power Station
Anker SOLIX F3800 Plus — 6,000W Whole-Home Backup Power Station
$2,192.95 – $2,850.95Price range: $2,192.95 through $2,850.95

Whole-Home Backup Power That Keeps You Grid-Independent

The Anker SOLIX F3800 Plus delivers 6,000W rated AC power and 3,840Wh of capacity — enough to run your essential household loads through extended outages. This grid-independent unit accepts up to 3,200W solar input across dual 165V ports and supports seamless 240V generator charging at 6,000W for indefinite runtime. Expandable with up to six extra batteries reaching 23.04kWh total, it's field-tested for whole-home backup without the noise and fumes of a gas generator. Instant switchover keeps your refrigerator, lights, and medical equipment running without interruption.

FREE SHIPPING30-DAY RETURNSEXPERT SUPPORTFREE SHIPPING30-DAY RETURNSEXPERT SUPPORTFREE SHIPPING30-DAY RETURNSEXPERT SUPPORTFREE SHIPPING30-DAY RETURNSEXPERT SUPPORTFREE SHIPPING30-DAY RETURNSEXPERT SUPPORTFREE SHIPPING30-DAY RETURNSEXPERT SUPPORT
6,000W Rated Power
3,200W Solar Input
Expandable to 23.04kWh
Instant Backup Switchover
3,840Wh
Base Capacity
6,000W
AC Rated Power
3,000
Cycles to 80% Capacity
Whole-Home Power That Never Goes Dark

Whole-Home Power That Never Goes Dark

Grid-tied solar systems sold as 'energy independence' go completely dark the moment the utility fails — leaving you exactly where you started. The F3800 Plus eliminates that failure mode entirely as a grid-independent backup. With instant backup transfer and 6,000W rated output at 120V/240V split-phase, your refrigerator, well pump, and lights keep running the second the grid drops. At Off Grid Vault, every system we carry is vetted for real-world reliability — we only sell equipment we would install on our own property. The F3800 Plus delivers 9,000W peak surge to handle motor start loads, so your household stays operational through extended outages without the compromises of grid-tied architectures.

Scale Your Storage for Days of Autonomy

Scale Your Storage for Days of Autonomy

One 3,840Wh battery covers short outages, but serious preparedness means planning for the multi-day scenario. The F3800 Plus accepts up to six expansion batteries, scaling your total capacity to 23.04kWh. That is field-tested range for running a household — refrigerator, lighting, communications, and medical equipment — for several days without sun. The 2× 1,600W solar input lets you recharge from up to eight 400W panels simultaneously, so even during low-light conditions you are replenishing reserves. At 3,000 charge cycles maintaining 80% efficiency, this LiFePO4-based system is built for a decade of dependable service, not a single storm season.

Generator and Solar Charging Without the Guesswork

Generator and Solar Charging Without the Guesswork

Extended grid-down situations demand multiple charging paths. The F3800 Plus supports 240V generator charging at 6,000W, so when solar alone is not enough, a gas generator fills the gap seamlessly — no manual switching, no incompatible connectors. The optional 240V Gas Generator Input Adapter and 50A Transfer Switch let you integrate a generator directly into your built-to-survive backup architecture. Combined with the 1,800W AC wall recharge completing a full charge in 2.67 hours, this unit adapts to whatever fuel source is available. Every charging pathway is designed for real-world field use, not lab conditions.

Compatibility Checklist

Confirm your setup matches these requirements before ordering.

  • Home inlet box equipped with NEMA TT-30R or L14-30 receptacle
  • 240V generator available for extended charging during multi-day outages
  • Solar array voltage between 11-165V per input channel

Built for Real-World Scenarios

Whether you're riding out a storm or cutting utility costs year-round, the F3800 Plus adapts to how you actually use power.

Whole-Home Emergency Backup
Off-Grid Solar Generator
Generator Hybrid Charging
Peak Shaving & Bill Reduction

Full specifications

At a glance

Dimensions
See product page
Power
6,000W
Surface
See product page
Full specifications14 data points across 4 categories

Dimensions

DimensionsSee product page

Power & Performance

AC Rated Power6,000W
AC Voltage120V / 240V
AC Peak Power9,000W
Capacity3,840Wh
Extra Battery Capacity3,840Wh
Maximum Extra Batteries6 (Up to 23.04kWh)
AC Input Power1,800W Max, 120V~15A
Estimated Recharge Time1,800W, 2.67H to 100%
Solar Input Power11-165V ⎓ 17A; 2× 1,600W Max
240V Fuel Generator ChargingYes
AC Ports1 × NEMA TT-30R, 1 × NEMA L14-30, 6 × AC Outlets

Materials

MaterialsSee product page

Compliance & Warranty

Battery Life Cycle80% Efficiency After 3,000 Cycles

The Off Grid Vault Promise

We stand behind every product we sell with real accountability — not a ticket queue.

Free System Design ConsultationOur engineers size your system for your actual consumption — no guesswork, no incompatible components.
30-Day Performance GuaranteeIf it doesn't perform as specified, we make it right — uninstalled returns accepted within 30 days.
Free ShippingShips free on all orders, including LTL freight. No minimums, no surprise charges at checkout.
★★★★★
“We had a four-day outage last February after an ice storm. My old gas generator ran through $200 in fuel and I still had to choose between running the well pump or the fridge. Set up the F3800 Plus with two expansion batteries and the 240V generator adapter. During our last outage, the system handled the well pump, two refrigerators, and house lights for three full days on battery alone — no generator needed. This is the real deal.”
F
First L.Boone, NC

2025 Anker F3800 Plus Portable Power Station

Anker SOLIX F3800 Plus – Ultimate Whole-Home Backup Power

Unexpected power outages can throw your home into chaos, but the Anker SOLIX F3800 Plus Power Station provides a reliable solution to keep everything running smoothly. Designed to power your entire home, this advanced backup system ensures your essential appliances stay operational during blackouts while also offering a way to cut down on electricity costs. More than just an emergency power source, it’s a smart energy investment for modern living.

Imagine a sudden storm knocking out the power—your home goes dark, and daily routines are interrupted. While safety comes first, the inconvenience is undeniable. With the Anker SOLIX F3800 Plus and the Anker SOLIX Home Power Panel, you won’t have to worry. This system seamlessly takes over, ensuring your lights stay on, your refrigerator keeps running, and your devices remain powered—keeping your household comfortable and connected even in an outage.

Built for those who value efficiency and reliability, the Anker SOLIX F3800 Plus combines cutting-edge innovation with powerful performance. Easy to use and designed for long-term dependability, this all-in-one backup power solution offers peace of mind, ensuring your home and family are always prepared.

Included: 1 x Anker SOLIX F3800 Plus Power Station, 1 x Home Power Panel Cable, 1 x Ground Bar Kit, 1 x AC Charging Cable, 1 x Fuel Generator Charging Cable, 2 x Solar Charging Cable, 1 x 100A/240V Breaker


Anker F3800 Plus Specs

Anker F3800 Plus Portable Power Station
  • AC Rated Power: 6,000W
  • AC Voltage: 120V / 240V
  • AC Peak Power: 9,000W
  • Solar Input Power: 11-165V ⎓ 17A; 2× 1,600W Max
  • Capacity: 3,840Wh
  • Extra Battery Capacity: 3,840Wh
  • Maximum Extra Batteries: 6 (Up to 23.04kWh)
  • AC Input Power: 1,800W Max, 120V~15A
  • Estimated Recharge Time: 1,800W, 2.67H to 100%
  • Battery Life Cycle: 80% Efficiency After 3,000 Cycles
  • AC Ports: 1 × NEMA TT-30R, 1 × NEMA L14-30, 6 × AC Outlets
  • 240V Fuel Generator Charging: Yes
  • Dimensions: 27.6’’ × 15.3’’ × 15.6’’


Anker F3800 Plus Features

  • Longer-Lasting Backup Power: F3800 Plus delivers upgraded input power to outlast any unexpected outages easily.
  • Auto Backup Before Severe Weather: When F3800 Plus and Home Power Panel are notified of extreme weather, they start charging automatically, so you have plenty of backup energy when the storm arrives.
  • Recharging with Generator: No matter how long the outages go, F3800 Plus ensures lasting power by allowing seamless 240V 6000W generator charging.
  • 2× 165V Solar Input, Up to 3,200W: With eight 400W solar panel connections, configure your solar generator any way you like.
  • Disruption-Free Living During Rolling Outages: Short-term outages are annoying, but F3800 Plus beats the frustration with industry leading output power so you can maintain your quality of life.
  • Avoid Outages with Instant Backup: Keep life powered on if an outage occurs with seamless transition to backup power.
  • Customize Energy for Up to $5,000+ in Savings per Year: Don’t play the utility’s game. The Anker app optimizes your savings. Charge during the day when the sun is strong and rates are low, then power at night when rates are high.
  • Directly Transfer Power Without Add-Ons: You only need F3800 Plus to send energy to 10 essential loads via your inlet box. No extra accessories required.
  • AC Coupling Technology: The innovative AC Coupling technology Anker SOLIX applying to portable power stations allows F3800 Plus connect seamlessly to the grid and solar panels to power your entire home, maximizing renewable energy.


Anker F3800 Plus Portable Power Station

Your Satisfaction with Anker is Guaranteed:

  • 5-Year Limited Warranty
  • Lowest Price Guarantee

Additional information

Optional Add-Ons

240V Gas Generator Input Adapter, 50A Transfer Switch (cable 30A), None

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Frequently Asked Questions

A 6,000W gas generator costs $1,200–$2,000 upfront, but factor in fuel consumption at $30–$50 per day during extended outages, oil changes, noise ordinances, and fume ventilation. Over three years of occasional use, fuel and maintenance alone can exceed the F3800 Plus purchase price. The F3800 Plus runs silently, requires no fuel storage, and with 3,000 cycle longevity, delivers years of service. For homes averaging $250/month in utility costs, the Anker app's time-of-use optimization can also offset daily electricity expenses — this unit earns its place beyond just emergency scenarios.
Big-box retailers stock portable power as a category, not a specialty. When you need to know whether this unit will handle your well pump's surge draw alongside your refrigerator, their floor staff cannot answer that. Off Grid Vault provides a free system design consultation — tell us your loads, your daily kWh consumption, and your outage tolerance, and we will confirm whether the F3800 Plus fits your scenario or whether a different architecture makes more sense. We are an authorized dealer, so warranty claims go through us directly, not through a support ticket queue.
The F3800 Plus delivers 6,000W continuous and 9,000W peak surge — sufficient for simultaneous operation of a refrigerator, well pump, lighting, and communications equipment. With 3,840Wh base capacity, you have meaningful runtime on a single charge. For multi-day autonomy, adding expansion batteries scales storage to 23.04kWh. The 2× 1,600W solar input and 240V generator charging ensure you can replenish regardless of weather. For a precise sizing calculation based on your specific loads and daily kWh consumption, contact us for a free system design consultation.
The F3800 Plus uses LiFePO4 chemistry — not standard lithium-ion. LiFePO4 delivers superior thermal stability, longer cycle life, and safer operation under stress. Anker rates this unit at 80% capacity retention after 3,000 full charge cycles. In practical terms, if you cycle the unit once per day, that translates to over eight years before capacity degrades to 80% of original. For typical backup use — cycling during outages a few times per month — the effective lifespan extends well beyond a decade.
From a 1,800W AC wall outlet, the F3800 Plus reaches a full charge in 2.67 hours. Solar charging speed depends on your panel configuration — with eight 400W panels at the 3,200W maximum solar input, recharge times will vary with conditions but provide substantial daily replenishment. The unit supports pass-through operation, so you can power household loads while simultaneously charging from solar, generator, or AC input. The 240V generator charging at 6,000W offers the fastest replenishment path for extended grid-down scenarios.
The F3800 Plus can power up to 10 essential loads directly through your inlet box without the Home Power Panel — no extra accessories required. However, for whole-home backup with automatic transfer switching and seamless grid-to-battery transition, the Home Power Panel enables that integration. For prepper homeowners focused on critical circuits — refrigerator, medical equipment, lighting — the standalone setup with your existing inlet box is sufficient. If you want full-home coverage including 240V loads like a well pump, the Home Power Panel and proper transfer switch setup unlock that capability.
SKU: A1790112 Category: Brand:

The Off Grid Vault Promise

We stand behind every product we sell with real accountability — not a ticket queue.

Free System Design Consultation Our engineers size your system for your actual consumption — no guesswork, no incompatible components.
30-Day Performance Guarantee If it doesn't perform as specified, we make it right — uninstalled returns accepted within 30 days.
Free Shipping Ships free on all orders, including LTL freight. No minimums, no surprise charges at checkout.

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About anker Portable Power Stations

anker is a trusted manufacturer of premium portable power stations. OffGridVault is an authorized dealer offering the full anker lineup with free delivery, price match guarantee, and expert support.

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