Anker PowerHouse 521 – 256Wh | 200W Portable Power Station

Power That Lasts a Decade. Versatility That Powers Your Weekend.

The Anker PowerHouse 521 is a compact, durable, and high-performance portable power station built to deliver reliable energy for your devices—anytime, anywhere. Whether you're heading out for a weekend adventure, need emergency backup during a blackout, or want a quiet, eco-friendly energy source, the PowerHouse 521 has you covered.

Key Features

 

1. 10-Year Lifespan – Built to Last

 

Powered by Anker's InfiniPower™ Technology and premium LiFePO4 batteries, the PowerHouse 521 is engineered for exceptional longevity. It features:

 

Ultra-durable electronic components

 

Smart temperature control system (monitors heat 100x/second)

 

Impact-resistant structural design

This power station is designed for everyday use and guarantees over 3,000 charge cycles, lasting up to a decade.

 

 

2. 5-Year Full-Device Warranty

 

Enjoy peace of mind with a 5-year warranty, more than double the industry standard. Anker’s reliability is backed by years of product innovation and trust.

 

3. High-Capacity 256Wh Output

 

With a robust 256Wh battery capacity, it can power:

 

Smartphones

 

Laptops

 

Drones

 

Cameras

 

Mini-fridges

 

Small appliances

Ideal for weekend trips, outdoor activities, or home backup.

 

 

4. All the Ports You Need

 

Charge multiple devices simultaneously with 6 output options:

 

2 AC outlets

 

2 USB-A ports

 

1 USB-C port (supports high-speed laptop charging)

 

1 Car outlet

No bulky adapters needed—fast charging is just one cable away.

 

 

5. Whisper-Quiet Operation

 

Powered by an intelligent AI algorithm and internal chip, the PowerHouse operates quietly, making it ideal for use in bedrooms, tents, and other noise-sensitive environments.

 

6. Smart LED Display

 

Stay informed with a bright LED screen that shows:

 

Charging status

 

Battery percentage

 

Real-time input/output wattage

 

Estimated recharge time

 

 

7. Intelligent Energy-Saving Mode

 

Enabled: Automatically turns off when devices are fully charged to conserve energy

 

Disabled: Maintains continuous power for long-term tasks like time-lapse photography or CPAP machines

 

 

8. Built-in LED Light with SOS Mode

 

Features a bright LED light for nighttime visibility or emergency use.

 

Press once for steady light

 

Long press for 2 seconds to activate SOS mode

 

 

 

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Why Choose the Anker 521 PowerHouse?

 

Compact & portable for travel, camping, and backup use

 

Safe for sensitive devices thanks to inverter-grade energy output

 

Reliable during outages, blackouts, or remote work setups

 

Fuel-free, eco-friendly, and maintenance-free alternative to traditional generators

 

 

 

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Specifications

 

Capacity: 256Wh

 

Output Power: 200W

 

Battery Type: LiFePO4

 

Ports: 2x AC | 2x USB-A | 1x USB-C | 1x Car Outlet

 

Warranty: 5 Years

 

Noise Level: Ultra-quiet operation

 

Weight: Lightweight and travel-friendly

 

LED Light: Built-in with SOS function

 

 

 

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Power Up with Confidence

 

Whether you're preparing for emergencies, exploring the outdoors, or need reliable on-the-go power, the Anker PowerHouse 521 is your ultimate energy companion.