Shark Clean & Empty Cordless Stick Vacuum & Auto-Empty System | HEPA Filter | Lightweight, Portable, Rechargeable | Stick Vacuum for Pet Hair | Carpets & Hard Floors | 40-Min Runtime | White | BU3521

Brand: Shark

Condition: Used

$194²⁰

$399⁹⁵

-52% Save $205⁷⁵

Updated: 3 days ago

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Description

AUTOMATIC CHARGING & EMPTYING: Return the vac to its charging dock, where it automatically empties into the 1.3L base without any dust clouds

LIGHTWEIGHT MANEUVERABILITY: The redesigned cordless vacuum is 30% lighter vs. Shark Vertex Pro for easy whole home cleaning

REMOVABLE HANDVAC: Transforms into a handheld vacuum for lightweight above-floor cleaning on furniture, stairs, and more

40 MINUTES OF RUNTIME : Deep clean your whole home with up to 40 minutes* of runtime (*as measured in ECO mode at hand vacuum)

UP TO 500X LESS DUST EXPOSURE** VS. TRADITIONAL EMPTYING: Fine dust and debris get sealed away after every clean, keeping them out of the air you breathe so, no more dust clouds (**Based on third party-plume testing while emptying vs. Shark Navigator upright manual empty US/CAN NV130)

HEPA FILTRATION AND ANTI-ALLERGEN COMPLETE SEAL: Captures and traps over 99.97%* of dust and allergens. (*Based on ASTMF1977, down to .3 microns. Allergens refers to non-living matter.)

AUTO ADJUSTING BRUSHROLL: Auto-adjusting multi-surface brushroll optimizes brushroll speed for deep carpet cleaning and hard floors

QUIET MODE: Provides the option to dock & charge silently, and leave the emptying for later

LED HEADLIGHTS: Powerful LED lights on the nozzle reveal hidden debris around your home

WHAT'S INCLUDED: Shark Clean & Empty Cordless Stick Vacuum with Auto-Empty Charging Dock, 8" Duster Crevice Tool, Pet-Multi Tool, and Removable DC-Jack Battery Pack

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Product Details

SKU:: awhd-us-b0d15ywymd
Model:: BU3521
Country:: US
ASIN:: B0D15YWYMD
GTIN:: 10622356647462
UPC:: 622356309783

Shopping Smarter

Common questions about buying open-box and refurbished.

Why buy refurbished or open-box?

Refurbished and open-box products offer the same performance as new at a fraction of the price. You're already saving $206 on this listing. They've been inspected, tested, and are ready to use — the only difference is the price tag. Buying refurbished also reduces electronic waste, extending product life cycles and keeping functional devices out of landfills.

What's the difference between open-box and refurbished?

Open-box products are customer returns that have been inspected and confirmed functional. They may show little to no use — often the item was returned simply because the buyer changed their mind. Refurbished products have been professionally repaired or restored by technicians, tested to meet or exceed manufacturer specifications, and sometimes come with a warranty. Both are a smart alternative to buying new.

Why use OpenBoxFox?

Finding refurbished deals is time-consuming — you'd have to check Amazon Warehouse, Reebelo, Dyson Outlet, and others separately for Shark products. OpenBoxFox aggregates these listings in one place, so you can compare and find the best deal without the legwork. We update pricing daily so you always see current availability and real savings.

Is it safe to buy refurbished?

Yes. Products listed on OpenBoxFox come from established retailers like Amazon, Reebelo, and Dyson — not unknown third-party sellers. Each retailer has buyer protection policies, return windows, and in some cases warranties. You get the price advantage of used goods with the purchase security of a known retailer.