Anker PowerHouse 521 256Wh | 200W
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Anker PowerHouse 521 256Wh | 200W

Series 5
Series 5
$349.99


  • Long-Lasting Portable Power Station With a 10-Year Lifespan: With our proprietary long-lasting technology InfiniPower™, combined with LiFePO4 batteries, ultra-durable electronic components, a smart temperature control system that monitors temperature up to 100 times per second, and impact-resistant structural design, Anker 521 PowerHouse is built to last over a decade, even with everyday use.
  • 5-Year Full-Device Warranty: Instead of the average 2 years, Anker 521 Portable Power Station is designed to reliably power your devices every day for 10 years. Additionally, it offers a superior 5-year full-device warranty for a guaranteed, worry-free experience.
  • Extra USB-C Port: Time to get rid of bulky adapters because charging your laptop at fast speeds only requires a single cable. See the power station recharge itself and give a high-speed charge to a wide range of devices.
  • Huge 256Wh Capacity: The high capacity portable power station pumps out 256Wh of power—the perfect companion to charge your devices and small appliances during a weekend trip.
  • 6 Ports for All: The power station has all the ports you need to charge your devices and appliances over the weekend, including 2 AC ports, 2 USB-A ports, a USB-C port, and a car outlet.
  • 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.

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  • Long-Lasting Portable Power Station With a 10-Year Lifespan: With our proprietary long-lasting technology InfiniPower™, combined with LiFePO4 batteries, ultra-durable electronic components, a smart temperature control system that monitors temperature up to 100 times per second, and impact-resistant structural design, Anker 521 PowerHouse is built to last over a decade, even with everyday use.
  • 5-Year Full-Device Warranty: Instead of the average 2 years, Anker 521 Portable Power Station is designed to reliably power your devices every day for 10 years. Additionally, it offers a superior 5-year full-device warranty for a guaranteed, worry-free experience.
  • Extra USB-C Port: Time to get rid of bulky adapters because charging your laptop at fast speeds only requires a single cable. See the power station recharge itself and give a high-speed charge to a wide range of devices.
  • Huge 256Wh Capacity: The high capacity portable power station pumps out 256Wh of power—the perfect companion to charge your devices and small appliances during a weekend trip.
  • 6 Ports for All: The power station has all the ports you need to charge your devices and appliances over the weekend, including 2 AC ports, 2 USB-A ports, a USB-C port, and a car outlet.
  • 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.
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10-Year Lifespan Designed For Everyday Use

The Ultra-Durable Power Station

with LiFePO4 Batteries

Longer Battery Lifespan*

Longer Battery Lifespan*

The Ultra-Durable Power Station

*Data compared to the industry's average.

Rugged, Durable, and Drop-Proof

Unibody Design

Unibody Design

Independent Battery Compartment

Independent Battery Compartment

Rugged, Durable, and Drop-Proof

USB-C Input and Output Port

USB-C Input and Output Port
enough power for a weekend getaway

Charge A Wide Array of Devices

398W Total Output

Charge A Wide Array of Devices

Portable Power Station

Portable Power Station

USB-C Input and Output Port

USB-C Input and Output Port
All the Ports You Need

Put Your Power Station to Sleep

Power Saving Mode On

Power Saving Mode On

Rugged, Durable, and Drop-Proof

Make the Most of Your Power Station

Power Saving Mode Off

Power Saving Mode Off

Make the Most of Your Power Station
Built-In Warm Tone LED Lighting
Smart Display at a Glance
Powerfully Quiet
Only Works for Small-to-Medium Devices

Built-In Warm Tone LED Lighting

During your trips or emergencies, the portable power station serves as a source of light for added convenience.

Series 5 | Enjoy Higher Quality

Series 5
Enjoy Higher Quality

Tech that is at the cutting edge of performance and specs.

The World's No. 1 Mobile Charging Brand*

  • 200 Million+

    200 Million+ Products Sold Worldwide

  • 146 Countries

    Available in 146 Countries

  • 10 Years of Innovation

    Pioneer in Charging Technology for 10 Years

  • *In terms of retail value sales in 2020, 2021, and 2022.
  • Data source: Euromonitor International (Shanghai) Co., Ltd., measured in terms of retail value sales in 2020, 2021, and 2022, based on research conducted in October 2023. Mobile charging brands are defined as brands if more than 75% of their retail sales are contributed by mobile phone charging products. Mobile phone charging products include chargers, wireless chargers, power banks, and charging cables, and these accessories can also be used for other consumer electronics devices.

"Anker Nano II can truly be one charger to rule them all."

Unbox Therapy

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Anker PowerHouse 521 256Wh | 200W
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