Anker 511 PowerHouse - 87.6Wh | 90

4.5 756+ online ratings

Introducing the Anker 511 PowerHouse - your all-in-one solution for on-the-go power needs. Featuring a built-in 100W wall outlet, this compact powerhouse allows you to charge a diverse range of devices, including mobile phones, laptops, drones, cameras, and small appliances, all from a single source. Say goodbye to the hassle of carrying multiple chargers, as the PowerHouse offers simultaneous charging capabilities with its 45W USB-C port, two USB ports, and a 100W AC outlet, empowering you to charge up to four devices simultaneously without compromising on power.

Boasting an impressive 24,000mAh capacity, the Anker 511 PowerHouse ensures you stay connected and powered up wherever life takes you. This high-capacity device can charge a 2020 MacBook Air 1.5 times, a DJI Mavic Mini 3-4 times, and an iPhone 13 4-5 times, providing you with reliable and long-lasting power. Experience the convenience of high-speed charging with the 45W USB-C port, capable of fully charging a 2020 MacBook Air in just over 2 hours, so you can spend less time tethered to an outlet and more time on the move.

With the Anker 511 PowerHouse, you not only receive a robust charging solution but also a comprehensive package. Included in the box are the PowerHouse 90, a 45W USB-C charger, USB-C to USB-C cable, USB-A to USB-C cable, lanyard, welcome guide, and our worry-free 18-month warranty. Rest easy knowing that you have access to friendly customer service and a reliable power source that adapts to your dynamic lifestyle. Upgrade your charging experience with the Anker 511 PowerHouse – power, convenience, and versatility in one compact device.

Why buy from Wheels & Chairs?

  • Price - Wheels & Chairs offers the lowest price possible as allowed by our manufacturers. You won't be able to find any of our items for less than what we offer on the market.
  • Service - Our knowledgeable customer service team has the BEST response times in the industry. If you send a message to live chat and don't hear a response in 5 minutes or less, you get a discount.
  • Free Shipping in the US - We ship to anywhere in the US for absolutely free (contiguous states only). It's on us.
  • Return Policy - We match the return policies of our manufacturers for all products giving you the best possible deal (usually free returns within 30 days plus a restocking free. See the full return policy in "Shipping | Warranty | Returns" tab above.


We offer free shipping on all products.

Estimated Shipping Time: 1-6 Business Days


In order to process your return as efficiently as possible, please follow the instructions below carefully. Failure to follow these instructions may result in a delay in processing your return or have the credit denied.

Non-Returnable Products

  • Products purchased more than thirty (30) days from ship date
  • Configured wheelchairs, special or custom products made to customer specifications or sold as non-returnable
  • Products returned in altered or damaged packaging, or in packaging other than original packaging
  • Package and/or product broken, breached, damaged or unsellable condition
  • Returns prohibited by state law
  • All seating components must be returned inside original sealed plastic bags
  • Issuance of an RMA number does not guarantee credit.  Credit issuance is dependent on confirmed receipt/review and acceptance of RMA product back in Wheels & Chairs inventory and is subject to the other terms of this policy

*Each state has individual Pharmacy laws, all returns are subject to approval of Wheels & Chairs.

Short Shipment and Freight Damage

Claims for shortage, errors in delivery or defects apparent on individual inspection must be made in writing to Wheels & Chairs within four (4) calendar days after receipt of shipment.  Buyer’s failure to give timely notice of the same shall constitute unqualified acceptance of such shipment.

Damages or Shortages

In an effort to reduce the potential in delaying a resolution of a damage or shortage claim, the customer is required to count all receipts prior to customer’s acceptance of delivery from the carrier.  Furthermore, after receipt of products, inspection to obvious damage to product, packaging and/or shortages, must be noted on the carrier’s freight bill or bill of lading (BOL) and be countersigned by the customer.  The damaged products must remain in the original carton in the event inspection is required by the transportation company.

The Customer must notify Wheels & Chairs of any damages in transit or any of the aforementioned possible situations within two (2) business days of receipt, or Wheels & Chairs shall have no obligations to process credit or arrange for the product replacement.  Contact a Wheels & Chairs Service representative at (757) 654-1727 or to report damages or shortages.

Products Shipped in Error by Wheels & Chairs

Customer must notify Wheels & Chairs of any shipping errors or disputes within two (2) business days of receipt.  Products shipped in error by Wheels & Chairs are returnable through RMA procedure, provided that products are received within thirty (30) days of receipt.

RMA (Returns Merchandise Authorization), Fee Schedule, & Procedure

Return authorization must be obtained in advance from Wheels & Chairs. No return of any kind will be accepted after fourteen (14) calendar days from the invoice date and shipped back within 30 days shipped freight prepaid. Goods accepted for credit upon return will be subject to a 15% handling/restocking charge and all transportation charges must be prepaid.

For orders being returned for exchange in color, size, etc. the restocking fee will be reduced to 10%. Any returns thereafter will be on a case-by-case basis depending on the product, and situation, and subject to a restocking fee ranging from 25-50%, plus a minimum of $25 processing.

Custom-made goods are not subject to return under any circumstances. In no case are goods to be returned without first obtaining an RMA (Returned Merchandise Authorization) number. Return authorization number must be marked on the outside of the box and ship back to Karman (supplier). All freight charges including the 1st way from Karman to the customers will not be credited or refunded.

Wheels & Chairs will credit any freight and/or handling fee on the original order paid by the customer on returns that are due to a Wheels & Chairs error, and if all items on the invoice are being returned.


The warranty is extended only to the original purchase and delivery of the product.  Warranty is not transferable.  Parts or materials which are subjected to normal wear and tear which must be replaced / repaired are the owner’s responsibility.  Damaged caused by user negligence, accidental damages intentional or not are not covered under Factory warranty policy.  Arm pads and upholsteries are not covered by our warranty policy. The warranty period for the consumer commences on the purchase date. Warranty is void on wheelchairs that have had the serial # tag removed and/or altered. Furthermore, products that have been subjected to negligence, abuse, improper storage, or handling, improper operation, any modifications, misuse are not covered under the warranty policy. All warranty repairs or replacements must have prior authorization from Wheels & Chairs with freight prepaid. Wheels&Chairs reserves the right to issue call tags for any warranty repairs, which is situation dependent. Should a field action or recall occur, Wheels & Chairs will identify the affected units and contact you with instructions for resolution. If you'd like to make a warranty claim, you can fill out this Contact Form or contact one of our agents at or call us at (757) 654-1727.

The full warranty of each Karman wheelchair product matches the warranty of our corresponding wheelchair supplier, in this case Karman Healthcare. If you have further questions about the warranty, please contact us at any point. We're happy to help.

Got questions? Read through our FAQ page listed in our Main Menu to see if it's answered there! If not, please contact us either through the chatbot found on the bottom right of the screen or via this form.

Customer Reviews

Be the first to write a review


756+ online ratings
The summary star rating & review is based on aggregated reviews of this product across the web. It cannot be altered by the merchant and can be verified by emailing

Summary of Online Reviews


756+ online ratings
The summary star rating & review is based on aggregated reviews of this product across the web. It cannot be altered by the merchant and can be verified by emailing

What people like

The Anker 511 PowerHouse is a reliable and portable power station that meets the needs of outdoor enthusiasts and emergency preparedness. Its compact size and lightweight design make it easy to carry, while its ample capacity of 87.6Wh provides sufficient power to charge multiple devices. Users praise its fast charging capabilities, durability, and built-in flashlight. However, some reviewers have noted its lack of a display for battery level monitoring and its slightly bulky size for some applications. Overall, the Anker 511 PowerHouse is a solid choice for those seeking a dependable and portable power source.


• Colossal Cell Capacity (Multiple Sources): Reviewers consistently praise the Anker 511's high capacity, often mentioning its ability to fully charge a laptop or smartphone multiple times.

• Versatile Charging Options (Multiple Sources): Many reviews highlight the Anker 511's multiple charging ports, including a 100W AC outlet, a 45W USB-C port, and 2 USB-A ports, allowing for charging a variety of devices simultaneously.

• Compact and Portable (Multiple Sources): Several reviewers mention the Anker 511's compact size and lightweight design, making it easy to carry in a bag or backpack.

• Stable Power Delivery (Some Sources): A limited number of reviews mention the Anker 511's pure sine wave inverter, which provides clean and consistent power for sensitive electronics.

• Built-in Flashlight (Some Sources): Some reviewers mention the Anker 511's built-in flashlight as a helpful extra feature.


  • Lack of Qi wireless charging
  • Weight and size make it somewhat unwieldy
  • Actual capacity is lower than advertised
Powered by OneReview