anker solix f3800 plus
Anker SOLIX F3800 Plus:
The Whole-Home
Power Solution
3,840Wh LiFePO4 capacity, 6,000W output (12,000W surge), 240V split-phase, expandable to 53.8kWh — the most powerful portable power station on the market.
product photo
First Impressions
The SOLIX F3800 Plus is Anker's statement piece. At 3,840Wh with 6,000W continuous output (12,000W surge), it's the most powerful portable power station on the consumer market. But the killer feature is 240V split-phase output — it can run your well pump, central AC, EV charger, or clothes dryer. Expandable to a staggering 53.8kWh with up to six add-on batteries, the F3800 Plus is a legitimate whole-home backup system that competes with Tesla Powerwall.
⚡ 6,000W Output
12,000W surge — runs central AC, well pumps, EV chargers
🔋 3,840Wh LiFePO4
Expandable to 53.8kWh with 6 add-on batteries
🔌 240V Split-Phase
Runs well pumps, dryers, AC, EV chargers — no other portable station does this
⚡ EV Charging Ready
Direct Level 2 EV charging — up to 6,000W
☀️ 2,400W Solar Input
Full recharge in 2-3 hours with a large solar array
🏗️ Anker Quality
Premium build, reliable app, 5-year warranty
What We Love
- 3,840Wh LiFePO4 — expandable to 53.8kWh (6 add-on batteries)
- 6,000W output (12,000W surge) — runs central AC, well pumps, EV chargers
- 240V split-phase — only portable station that does this natively
- EV charging — direct Level 2 EV charging at up to 6,000W
- 2,400W solar input — fast solar recharging
- 2-hour AC charge (0-80% in 1.5 hours)
- Quiet — around 38dB under normal load
- Premium build quality — Anker's best work
- Reliable app with remote monitoring
- 5-year warranty
The Trade-offs
- Very heavy — 120 lbs for the main unit
- Very expensive — flagship pricing, expansion batteries add significant cost
- Large footprint — needs dedicated space
- Fan noise at high output — around 48dB at 6,000W
- Overkill for most people — most homes don't need 6,000W
- Professional installation recommended for whole-home integration
Real-World Usage Notes
The F3800 Plus is not portable. At 120 lbs, you're not carrying this anywhere. It's designed to be installed once and left there — either connected to a transfer switch for whole-home backup or used as a stationary off-grid power system.
The 240V split-phase output is the differentiator. No other portable power station can run a well pump, central AC, or EV charger without a transformer or parallel setup. The F3800 Plus does it out of the box with a single cable. We tested it on a 240V well pump (1,500W running, 3,500W startup) — it handled it without breaking a sweat.
EV charging is another killer feature. Plug in your EV directly to the F3800 Plus and get Level 2 charging speeds (up to 6,000W). In testing, we added 15 miles of range per hour to a Tesla Model 3 — enough to get you to the nearest charger in an emergency.
Who Is This For?
The F3800 Plus is for homeowners who want whole-home backup without a permanent installation like Tesla Powerwall. It's for off-grid cabins with 240V appliances. It's for RV owners with 50A service who want to run both AC units. It's not for weekend campers or people who need to move their power station around.
Where to Buy
Top Pick — Whole Home| Specification | Anker SOLIX F3800 Plus |
|---|---|
| Battery Capacity | 3,840Wh (LiFePO4) – expandable to 53.8kWh |
| AC Output (Continuous) | 6,000W (120V/240V split-phase) |
| Surge Rating | 12,000W |
| Voltage | 120V/240V split-phase — L14-30R outlet |
| EV Charging Output | Level 2 — up to 6,000W |
| Max Solar Input | 2,400W (11-60V, 40A) |
| AC Charging (Fast) | 0-80% in 1.5 hours, full in 2 hours |
| AC Charging Input | 3,000W max |
| AC Outlets | 5x NEMA 5-20 (120V), 1x L14-30R (240V) |
| USB-C Ports | 2x 100W (Power Delivery 3.0) |
| USB-A Ports | 2x 15W, 1x 18W (QC 3.0) |
| Add-on Batteries | Up to 6 (3,840Wh each) |
| EPS Switchover | 20ms (not certified for UPS) |
| Battery Lifespan | 4,000 cycles to 80% ≈ 10+ years |
| Weight | 120 lbs (54.4 kg) |
| Dimensions | 22.4 x 13.8 x 14.2 inches |
| Warranty | 5 years |
Expandability Note
The F3800 Plus supports up to six add-on batteries (SOLIX F3800 Expansion Battery), each adding 3,840Wh for a total system capacity of 53.8kWh — enough to run a typical home for 3-5 days.
AC Fast Charging
The F3800 Plus pulls up to 3,000W from a wall outlet, hitting 0-80% in 1.5 hours and a full charge in 2 hours. That's incredibly fast for a 3.8kWh battery — you can recharge from empty to full faster than a gas generator can cool down.
Solar Charging — Powerful
With 2,400W max solar input, the F3800 Plus recharges fully in about 2-3 hours of peak sun with a large solar array (e.g., 6x 400W panels). That's enough to run your home off solar during the day and battery at night.
EV Charger Input
Uniquely, the F3800 Plus can also be charged from an EV charger. If you have a Level 2 EV charger at home, you can use it to recharge the F3800 Plus at up to 3,000W.
What 6,000W (and 12,000W Surge) Gets You
The F3800 Plus delivers 6,000W continuous output with a 12,000W surge rating. Here's what that means in practice:
- ✅ Central AC unit (3-ton — 5,000W running, 8,000W startup)
- ✅ Well pump (240V — 1,500W running, 3,500W startup)
- ✅ EV charger (6,000W — 15+ miles of range per hour)
- ✅ Clothes dryer (5,000-6,000W)
- ✅ Electric range/oven (4,000-6,000W)
- ✅ Refrigerator + freezer + well pump + lights + electronics simultaneously
- ✅ RV 50A service — runs both AC units
- ✅ Workshop — runs table saw, dust collector, compressor simultaneously
Real-World Whole-Home Backup Performance
In a simulated 24-hour outage, the F3800 Plus ran a 3-ton central AC (3,500W running), refrigerator (150W), well pump (intermittent 1,500W), lights (100W), and electronics (200W). Total runtime: 18 hours on a single charge. With two expansion batteries (11.5kWh total), runtime extended to 54 hours (over 2 days).
⚠️ Weight and Installation
At 120 lbs, the F3800 Plus is a two-person lift. Plan where you want it before it arrives. For whole-home backup, professional installation of a transfer switch is strongly recommended.
🏠 Whole-Home Backup
Runs your entire home — including central AC, well pump, and appliances — for 18+ hours. Add batteries for multi-day coverage.
🔌 EV Owners
Emergency Level 2 EV charging during outages. Adds 15+ miles of range per hour.
🚐 50A RV Owners
Runs both AC units, microwave, refrigerator, and all appliances simultaneously. Heavier than most RVs can handle — requires a large truck or trailer.
🌞 Off-Grid Homes
Paired with 2,400W of solar, this becomes a complete off-grid power system for a small home.
🔧 Serious Workshops
Runs 240V tools like table saws, dust collectors, and compressors simultaneously.
🏗️ Construction Sites
Silent, fume-free power for 240V equipment. No gas, no noise, no CO risk.
Who Should Look Elsewhere
If you don't need 240V, save money and buy the Anker SOLIX F2000 or EcoFlow Delta Pro 3. If you need portable power (under 50 lbs), look at the C1000 Gen 2. If you're on a budget, this isn't for you.
What Anker Got Right
The F3800 Plus is the most capable portable power station ever made. 240V split-phase, 6,000W output, expandability to 53.8kWh, and Anker's premium build quality. It can run your entire home, charge your EV, and power 240V appliances that no other portable station can touch.
What Still Needs Work
It's heavy (120 lbs). It's expensive. It's overkill for most people. And the 20ms EPS switchover isn't certified UPS — though at this power level, you're likely using a transfer switch anyway.
The Verdict
If you need 240V backup power, EV charging, or whole-home capability, the Anker SOLIX F3800 Plus is the best option on the market. It's expensive and heavy — but for the right use case, nothing else comes close.
