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Deal.ai › Mainstays › Box Fans
Mainstays
Mainstays 20 in Blue Box Fan with 3-Speed Settings FB50-16HL

Mainstays 20 in Blue Box Fan with 3-Speed Settings FB50-16HL

4.5(347 ratings)

Best price now

$38.37at AmazonChecked 20 min ago

Compared across 2 stores. Prices are checked against each store and labelled with when. Store links may earn us a commission. As an Amazon Associate, Deal.ai earns from qualifying purchases.

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Price facts

  • Lowest price today: $38.37 at Amazon (checked Nov 14, 2026).
  • Checked at 2 stores.

Our take on the Mainstays 20 in Blue Box Fan with 3-Speed Settings FB50-16HL

The Mainstays 20 in Box Fan FB50-16HL is a corded electric box fan with five blades and three speed settings, built for moving air in bedrooms, kitchens, basements and garages. It has stabilizing feet, a built-in carry handle and cord storage, so it is easy to move and stow. Against rivals it is a basic, low-cost air mover: it does not oscillate, has no remote or timer, and is not a window or exhaust fan. Owners rate it well overall, with most complaints about noise at the top speed and airflow that is modest for a 20-inch fan.

Best forBedrooms and family rooms on hot daysGarages, basements and workshopsMoving air across a room or doorwayShoppers who want a simple, portable fan
Pros
  • Three speeds give a choice of airflow
  • Five blades move a steady stream of air
  • Built-in handle makes it easy to carry
  • Stabilizing feet keep it upright
  • Cord storage keeps the cord tidy
  • Simple controls, nothing to program
Cons
  • Loud on the highest setting
  • No oscillation, remote or timer
  • Airflow is modest for its size
  • Not built for window mounting

Mainstays 20 in Blue Box Fan with 3-Speed Settings FB50-16HL prices at every store

  • AmazonNew

    Availability unknown

    As an Amazon Associate, Deal.ai earns from qualifying purchases.

    $38.37Free shippingChecked 20 min ago
    Visit Amazon
  • WalmartNew

    Out of stock

    $26.38+ $5.99 shippingChecked Nov 8
    Visit Walmart

Store links may earn us a commission.

Mainstays 20 in Blue Box Fan with 3-Speed Settings FB50-16HL price history

Lowest price we've seen: $38.37 on Nov 14 at Amazon. Tracked across 1 store since Nov 14.

What reviewers say

  • 4.5 / 5347 ratings

Owners rate it around 4.5 out of 5 and mostly describe it as a simple fan that moves air well for the money. Complaints center on noise at high speed and airflow that is weaker than expected for a 20-inch fan.

What people mention
  • NoiseCriticisedOwners say the highest speed is noticeably loud, which limits it in bedrooms.
  • AirflowMixedSome find the breeze strong enough for a room, others say it is weak for a 20-inch fan.
  • PortabilityPraisedThe handle and light body make it easy to move from room to room.
  • BuildPraisedOwners describe it as sturdy and steady on its feet.
  • FeaturesCriticisedBuyers note it lacks oscillation, a timer and a remote.

About the Mainstays 20 in Blue Box Fan with 3-Speed Settings FB50-16HL

The Mainstays 20 in box fan, model FB50-16HL, moves air indoors in a compact design that is easy to place. It has a 5-blade build and 3 speed settings, so you can choose the airflow level that suits your space.

Stabilizing feet help keep the fan steady during use. A built-in handle makes it easy to carry from room to room, and cord storage keeps the cord tidy when the fan is not in use. It is a corded electric fan.

It can be used in a bedroom, family room, kitchen, office, basement, or garage.

Brand
Mainstays
Model
FB50-16HL
Color
Blue
Size
20 in
Blades
5
Speeds
3 speed settings
Power
Corded electric
Features
Stabilizing feet, built-in handle, cord storage
Use
Indoor

Specifications

color
BlueSource
size
20"Source

Questions and answers

Is this fan good for a bedroom?
It works in a bedroom on low or medium, but the top speed is loud enough to bother light sleepers. It does not oscillate, so the air stays aimed in one direction.
Does it oscillate or have a remote?
No. It has three speeds and a manual control, with no oscillation, timer or remote.
Can it be mounted in a window?
It is designed to stand on its feet on a floor or flat surface. It is not a window fan and has no mounting hardware.
How many speeds does it have?
Three. You pick low, medium or high on the fan itself.
Is it easy to carry and store?
Yes. It has a built-in handle and cord storage, so it is simple to move and put away.
Does it come with a stand or feet?
It has stabilizing feet attached to keep it upright during use.
Where is the Mainstays 20 in Blue Box Fan with 3-Speed Settings FB50-16HL cheapest?
At Amazon, for $38.37, as of our latest check.
What do buyers say about the Mainstays 20 in Blue Box Fan with 3-Speed Settings FB50-16HL?
Rated 4.5 out of 5 from 347 ratings.
Where can I buy the Mainstays 20 in Blue Box Fan with 3-Speed Settings FB50-16HL?
2 stores we checked sell it, including Amazon, Walmart.

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