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Anker 521 (A1720)
Anker 521 Portable Power Station Upgraded with LiFePO4 Battery, 256Wh 6-Port Powerhouse, 300W (Peak 600W) Solar Generator (Solar Panel Optional), 2 AC Outlets, 60W USB-C PD Output, Outdoor Generator
In Stock
- Price
- $259.99
- Brand
- Anker
Prices from Amazon as of . Product prices and availability are accurate as of the date and time indicated and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply to the purchase of the product. As an Amazon Associate I earn from qualifying purchases.
How it compares
Compared with the other portable power stations on this site that list each value:
- Battery capacity is lower than 76% of 138 others: 256 Wh
- Peak wattage is lower than 74% of 109 others: 600 W
- Max charging input is lower than 80% of 55 others: 125 W
- Storage temp min is higher than 80% of 66 others: 32 ℉ (0 ℃)
- Length is lower than 75% of 139 others: 8.50 in. (216 mm)
- Width is lower than 76% of 139 others: 5.67 in. (144 mm)
Specifications
These details are subject to change and may not be current. Please check Amazon or manufacturer web site to confirm before purchase.
Core specs
- Battery capacity
- 256 Wh
- Output wattage
- 300 W
- Peak wattage
- 600 W
- Pass-through charging
- Yes
- Battery chemistry
- LiFePO4
Internals
- Voltage
- 120 V
- Frequency
- 60 Hz
Outlets
- AC outlets count
- 2
- AC outlets description
- 2 x 120V AC Outlet, 300W In Total, 600W Surge, 60Hz
- USB-A ports count
- 2
- USB-A ports description
- 2 x USB-A, 5V/2.4A Max. Per Port, 5V/3.6A in total
- USB-C ports count
- 1
- USB-C ports description
- 1 x 60W Max.
- 12V DC outlets count
- 1
- 12V DC outlets description
- 1 x 12V/10A (Car Outlet)
Charging
- Max charging input
- 125 W
- Solar inputs count
- 1
- Solar charging input
- 65W Max., 11-28V, 5.5A Max.
- Solar input voltage
- 12 to 28V DC
- Solar panel connector
- DC7909
- Car charging input
- Yes
Temperature Range
- Charging temp min
- 32 ℉
- Charging temp max
- 104 ℉
- Charging temp min
- 0 ℃
- Charging temp max
- 40 ℃
- Discharging temp min
- -4 ℉
- Discharging temp max
- 104 ℉
- Discharging temp min
- -20 ℃
- Discharging temp max
- 40 ℃
- Storage temp min
- 32 ℉
- Storage temp max
- 104 ℉
- Storage temp min
- 0 ℃
- Storage temp max
- 40 ℃
Physical Attributes
- Weight
- 8.16 lbs
- Weight
- 3.70 kg
- Length
- 8.50 in.
- Length
- 216 mm
- Width
- 5.67 in.
- Width
- 144 mm
- Depth/Height
- 8.32 in.
- Depth/Height
- 211 mm
More specifications
- Warranty
- 5 Years
Features
Details from the Anker 521 (A1720) Amazon listing:
- Robust High-Wattage Support: SurgePower technology ensures a robust output up to 600W, capable of powering high-demand appliances with ease during outdoor activities or unexpected power outages.
- Decade-Long Performance: InfiniPower technology guarantees a lifespan of up to 10 years with LiFePO4 batteries, advanced temperature control, and a durable construction for long-lasting power storage.
- Multi-Device Charging Hub: Equipped with 6 diverse ports, including 2 AC, 2 USB-A, 1 USB-C, and 1 car outlet, it caters to a wide range of charging requirements for electronics on the move.
- Streamlined Fast Charging: The built-in USB-C port offers a fast-charging solution, allowing for swift recharging of laptops and other compatible devices, streamlining the charging experience.
- Extended Energy Reserve: Boasting a 256Wh capacity, the battery provides substantial power for extended getaways, keeping your devices fully charged and operational throughout your adventures.
- What You Get: Anker 521 Portable Power Station (PowerHouse 256Wh), DC adapter, car charging cable, welcome guide, our worry-free 5-year warranty, and friendly customer service.
Similar products from other brands
Chosen for their similar specifications and price.
 This productAnker 521 (A1720) |
 BLUETTI Elite 10 Mini |
 Marsriva MP6 Plus |
 Anker SOLIX C200 DC |
|
|---|---|---|---|---|
| Price | $259.99 | $113.00 | $259.99 | $129.98 |
| Model | 521 (A1720) | Elite 10 Mini | MP6 Plus | C200 DC |
| Popular brand | Yes | Yes | – | Yes |
| Battery capacity (Wh) | 256 | 128 | 512 | 192 |
| Battery capacity (Ah) | – | 20 | 40 | 60 |
| Output wattage (W) | 300 | 200 | 600 | 200 |
| Peak wattage (W) | 600 | 400 | 1,200 | – |
| Pass-through charging | Yes | Yes | – | – |
| Cycle lifespan | – | 3,000+ Cycles to 80% Original Capacity | 3,000+ Cycles | 3,000 Cycles |
| Battery chemistry | LiFePO4 | LiFePO4 | LiFePO4 | LiFePO4 |
| Solar charge controller | – | – | MPPT | – |
| Inverter type | – | Pure Sine Wave | Pure Sine Wave | – |
| UPS switchover (ms) | – | 10 | 10 | – |
| Voltage (V) | 120 | 120 | 120 | – |
| Frequency (Hz) | 60 | 60 | – | – |
| Noise level (dB) | – | 45 | – | – |
| App connectivity | – | Bluetooth | – | Wi-Fi and Bluetooth |
| AC outlets count | 2 | 1 | – | 0 |
| AC outlets description | 2 x 120V AC Outlet, 300W In Total, 600W Surge, 60Hz | 200W in Total, 120V, 60Hz | – | – |
| USB-A ports count | 2 | 2 | 2 | 2 |
| USB-A ports description | 2 x USB-A, 5V/2.4A Max. Per Port, 5V/3.6A in total | 2 x 15W, 5V/3A | 1 x 24W Max. (5V/3A, 9V/2A, 12V/2A), 1 x 15W Max. (5V/3A) | 2 x 12W (Each Port) |
| USB-C ports count | 1 | 2 | 2 | 3 |
| USB-C ports description | 1 x 60W Max. | 1 x 100W Max., 1 x 15W Max. | 1 x 100W Max., 1 x 15W Max. | 1 x 140W Max., 1 x 100W Max., 1 x 15W Max. |
| 12V DC outlets count | 1 | 1 | 1 | 0 |
| 12V DC outlets description | 1 x 12V/10A (Car Outlet) | 1 x DC5521 Port 13.5V/5A (12.5V/5A Adjustable) | 1 x DC5521 Port 12V/3A, 36W Max. | – |
| 48V DC outlets count | – | 0 | – | – |
| 240V output | – | No | – | No |
| RV TT-30 outlet | – | No | – | No |
| Max charging input (W) | 125 | 150 | – | – |
| AC charging input | – | 150W Max. | 600W Max., 85-140V | 140W Max. (USB-C PD 3.1, wall charger sold separately) |
| AC charging time | – | 45min to 80%,70min to 100% | ≈1.5 Hours, 90% in ≈1 Hour | ≈1.7 Hours (140W USB-C), 80% in ≈1.3 Hours |
| Solar inputs count | 1 | 1 | 1 | 1 |
| Solar charging input | 65W Max., 11-28V, 5.5A Max. | 100W Max., 12-28V, 8.2A Max. | 300W Max., 11V-60V, 8A Max. | 100W Max., 11-28V, 8.2A Max. |
| Solar input voltage | 12 to 28V DC | 12 to 28V DC | 11 to 60V DC | 11 to 28V DC |
| Solar charging time | – | 80% in ≈1.1 Hours (100W) | – | – |
| Solar panel connector | DC7909 | XT60 | XT60 | XT60 |
| Car charging input | Yes | 100W Max., 12/24V from Cigarette Lighter Port | – | Yes |
| Charging temp min (℉) | 32 | 32 | 32 | 32 |
| Charging temp max (℉) | 104 | 104 | 113 | 104 |
| Charging temp min (℃) | 0 | 0 | 0 | 0 |
| Charging temp max (℃) | 40 | 40 | 45 | 40 |
| Discharging temp min (℉) | -4 | -4 | -4 | -4 |
| Discharging temp max (℉) | 104 | 104 | 113 | 104 |
| Discharging temp min (℃) | -20 | -20 | -20 | -20 |
| Discharging temp max (℃) | 40 | 40 | 45 | 40 |
| Storage temp min (℉) | 32 | -4 | 32 | 32 |
| Storage temp max (℉) | 104 | 104 | 113 | 104 |
| Storage temp min (℃) | 0 | -20 | 0 | 0 |
| Storage temp max (℃) | 40 | 40 | 45 | 40 |
| Weight (lbs) | 8.16 | 4.00 | 16.09 | 4.20 |
| Weight (kg) | 3.70 | 2.00 | 7.30 | 1.90 |
| Length (in.) | 8.50 | 7.87 | 9.25 | 3.94 |
| Length (mm) | 216 | 200 | 235 | 100 |
| Width (in.) | 5.67 | 5.75 | 6.30 | 7.28 |
| Width (mm) | 144 | 146 | 160 | 185 |
| Depth/Height (in.) | 8.32 | 4.33 | 9.29 | 4.33 |
| Depth/Height (mm) | 211 | 110 | 236 | 110 |
| Built-in wheels | – | No | – | – |
| IP rating | – | IP20 | – | – |
| Certifications summary | – | FCC Part 15 Class B and ISED/IC compliance statement | – | FCC Part 15 Class B, ISED/IC licence-exempt and CAN ICES (B)/NMB (B) statements |
| FCC Part 15 compliant | – | Yes | – | Yes |
| Warranty | 5 Years | – | 5 Years | 3 Years |
Data sources
Data for this product compiled from these sources:
Specifications last updated Oct 12, 2026.