Hero image 0 of Lasko 20" 3-Speed Energy Efficient Box Fan, 3733, White, New, 0 of 8
Lasko 20" 3-Speed Energy Efficient Box Fan, 3733, White, New
Lasko 20" 3-Speed Energy Efficient Box Fan, 3733, White, NewLasko 20 3 Speed Energy Efficient Box Fan 3733 White NewLasko D cor Colors 20 3 Speed Box Fan Electric B20401 New
Actual Color:White
Black, $26.99, was $37.99
$26.99$37.99
selected, White, $40.00Other options
Key item features
- High Volume Airflow: Slim 20 inch box fan provides high volume air movement for effective cooling.
- Energy Efficient: Operates at less than 2 cents per hour, helping you save on energy costs.
- Customizable Speeds: Offers 3 refreshing speed settings to meet your cooling needs.
- Portable Design: Lightweight with an easy-carry handle for convenient portability.
- Versatile Placement: Suitable for use in windows, on floors, in bedrooms, living rooms, offices, or any space needing a fan.
- Durable Construction: Features a durable steel body with safe rounded corners for added safety.
- Easy Assembly: Simple no-tools assembly required for quick setup.
- Safety Features: Equipped with Lasko's trusted, fused safety plug for added peace of mind.
Generated by AI
Specs
- Electric household fan typeBox Fan
- Diameter4.25 in
- Maximum air volume1800 CFM
- Speeds3
- Weight7.25 lb
- Cord length72 in
Reviews summary
Pros
- : Offers good value for the money.
- : Produces more air than comparable fans.
- : Has good air pushing capability.
- : Produces a high level of white noise for sleep and relaxation.
Neutral
- : Can be powerful on high speed, but may be unstable or loud on certain settings.
Generated by AI
Price when purchased online
Walmart Protection Plan by Allstate
(Only one option can be selected at a time)
More seller options (2)
Starting from $40.00
Similar items you might like
Based on what customers bought
In 100+ people's carts Lasko 20" Classic Box Fan with Weather-Resistant Motor, 3 Speeds, 22.5" H, White, B20200, New $23.37
In 100+ people's carts
$2337current price $23.37Options from $23.37 – $77.91Lasko 20" Classic Box Fan with Weather-Resistant Motor, 3 Speeds, 22.5" H, White, B20200, New
359054.5 out of 5 Stars. 35905 reviewsSave with
Pickup tomorrowDelivery tomorrowShipping, arrives in 2 daysBest seller Holmes 9" Digital Window Fan, 3-Speed, Thermostat, Remote, Adjustable Extenders $41.99 Was $64.99
Best seller
SponsoredNow$4199current price Now $41.99, Was $64.99$64.99Holmes 9" Digital Window Fan, 3-Speed, Thermostat, Remote, Adjustable Extenders
2394.1 out of 5 Stars. 239 reviewsSave withShipping, arrives in 3+ daysVINGLI 20'' Floor Fan, High Velocity Box Fan, UL Listed Heavy Duty Metal Floor Fan, High Power Industrial Fan with Adjustable Tilt, Metal Box Fan for Garage, Gym, Bedroom, Shop, 2 Packs $31.99
4 optionsAvailable in additional 4 optionsSponsored$3199current price $31.99+$19.99 shippingOptions from $31.99 – $95.99VINGLI 20'' Floor Fan, High Velocity Box Fan, UL Listed Heavy Duty Metal Floor Fan, High Power Industrial Fan with Adjustable Tilt, Metal Box Fan for Garage, Gym, Bedroom, Shop, 2 Packs
104.6 out of 5 Stars. 10 reviewsShipping, arrives in 3+ daysLasko 20" 3-Speed Energy Efficient Box Fan, White, B20201 $30.88
$3088current price $30.88+$7.99 shippingLasko 20" 3-Speed Energy Efficient Box Fan, White, B20201
584.5 out of 5 Stars. 58 reviewsShipping, arrives in 3+ days100+ bought since yesterday THE ASPEN 20 in. Box Fan with Remote Control - Quiet, Efficient Cooling $19.96
100+ bought since yesterday
$1996current price $19.96THE ASPEN 20 in. Box Fan with Remote Control - Quiet, Efficient Cooling
9944.4 out of 5 Stars. 994 reviewsSave withShipping, arrives in 3+ daysLasko Cool Colors 20" 3-Speed Energy Efficient Box Fan, Blue, B20308 $34.99
$3499current price $34.99Lasko Cool Colors 20" 3-Speed Energy Efficient Box Fan, Blue, B20308
10414.4 out of 5 Stars. 1041 reviewsSave withShipping, arrives in 2 daysLasko 20" Weather-Shield Performance 3-Speed Box Fan, 2000 CFM, White, 3720 $41.99
2 optionsAvailable in additional 2 options$4199current price $41.99Options from $41.99 – $125.97Lasko 20" Weather-Shield Performance 3-Speed Box Fan, 2000 CFM, White, 3720
4864.3 out of 5 Stars. 486 reviewsSave withShipping, arrives in 2 daysOpen Box Vornado 4T Oscillating Tower Fan with Remote Control, 40" Tall, Black (New) $36.00
$3600current price $36.00Open Box Vornado 4T Oscillating Tower Fan with Remote Control, 40" Tall, Black (New)
Shipping, arrives in 3+ daysBLACK DECKER 20" Box Fan with 3 Speed Settings, Powerful 80W Motor, 5-Blade Box Fan with Carry Handle, Rotary Knob, Portable Fan and Cooling Fan for Home, Office, Garage, BFB20SB, Black $49.99
$4999current price $49.99BLACK DECKER 20" Box Fan with 3 Speed Settings, Powerful 80W Motor, 5-Blade Box Fan with Carry Handle, Rotary Knob, Portable Fan and Cooling Fan for Home, Office, Garage, BFB20SB, Black
45 out of 5 Stars. 4 reviewsSave withShipping, arrives in 3+ daysComfort Zone 20" Box Fan with Carry Handle, Black $42.01
$4201current price $42.01More options from $38.19Comfort Zone 20" Box Fan with Carry Handle, Black
2164.3 out of 5 Stars. 216 reviewsSave withShipping, arrives in 3+ daysGenesis 3-Speed Box Fan With Max Cooling Technology, 20", White $43.84
$4384current price $43.84Genesis 3-Speed Box Fan With Max Cooling Technology, 20", White
13544.7 out of 5 Stars. 1354 reviewsSave withShipping, arrives in 2 daysLasko 20" Pro-Power 3-Speed Industrial Grade Box Fan, B20548 $49.99
$4999current price $49.99Lasko 20" Pro-Power 3-Speed Industrial Grade Box Fan, B20548
5094.3 out of 5 Stars. 509 reviewsSave withShipping, arrives in 2 days10" Tabletop Box Fan with 2 Speeds, Quiet & Energy Efficient, Strong Airflow for Bedroom, Office, Kitchen $43.98
$4398current price $43.9810" Tabletop Box Fan with 2 Speeds, Quiet & Energy Efficient, Strong Airflow for Bedroom, Office, Kitchen
Shipping, arrives in 3+ daysOpen Box Lasko 20 In 3 Speed Cooling Air Circulator Portable Floor Fan, A20100 $49.10
$4910current price $49.10Open Box Lasko 20 In 3 Speed Cooling Air Circulator Portable Floor Fan, A20100
15 out of 5 Stars. 1 reviewsShipping, arrives in 2 daysLasko 20" Power Plus 3-Speed Indoor Window Box Fan, Black, B20801 $39.99
$3999current price $39.99Lasko 20" Power Plus 3-Speed Indoor Window Box Fan, Black, B20801
173.8 out of 5 Stars. 17 reviewsSave withShipping, arrives in 2 daysEZ Chill 20" 3-Speed Box Fan with Carry Handle - White $38.79
$3879current price $38.79EZ Chill 20" 3-Speed Box Fan with Carry Handle - White
144.1 out of 5 Stars. 14 reviewsSave withShipping, arrives in 3+ days20 in. 3 Speed Air Circulating Box Fan for Home in White with Save Smart Technology, 1820 CFM and Carry Handle $39.98
$3998current price $39.9820 in. 3 Speed Air Circulating Box Fan for Home in White with Save Smart Technology, 1820 CFM and Carry Handle
Shipping, arrives in 3+ daysOpen Box Pelonis 40" Oscillating Tower Fan with Remote, 3-Speed Settings with 3-Modes, Black $49.00
$4900current price $49.00Open Box Pelonis 40" Oscillating Tower Fan with Remote, 3-Speed Settings with 3-Modes, Black
Shipping, arrives in 3+ days
About this item
Product details
The Lasko 3733 Slim 20" Air Circulating Box Fan is an excellent choice for any indoor space that needs increased airflow. This powerful box fan features 3 powerful speeds for high volume air movement. The rounded corners offer safety while the slim design allows for easy placement no matter where you put it. Put it in a window, on the floor in a bedroom, living room, office or anywhere you need a fan. Use in conjunction with an air conditioner to boost cooling airflow. Plus, with the Save-Smart design, this fan costs less than 2-cents per hour to run! This fan is ideal for bedrooms, living rooms, garages, or anywhere you need some additional airflow. Equipped with Lasko's trusted, fused safety plug. Simple no-tools assembly required. Comes with a 1-year limited warranty. Condition: New
- Slim 20 inch box fan provides high volume air movement
- Energy-efficient fan helps keep you feeling cooler while spending less than 2¢ per hour to operate
- Offers 3 refreshing speed settings to customize your cooling needs
- Lightweight design and easy-carry handle for portability
- Put this box fan in a window, on the floor in a bedroom, living room, office or anywhere you need a fan
- Features a durable steel body with safe rounded corners
- Easy to set up with simple no-tools assembly
- Equipped with Lasko's trusted, fused safety plug for added peace of mind
- Use in conjunction with air conditioning to help circulate cool air throughout your space
- Backed by a 1-Year limited warranty
info:
We aim to show you accurate product information. Manufacturers, suppliers and others provide what you see here, and we have not verified it.
Specifications
Electric household fan type
Box Fan
Diameter
4.25 in
Maximum air volume
1800 CFM
Speeds
3
Warranty
Warranty information
1 year warranty
Please be aware that the warranty terms on items offered for sale by third party Marketplace sellers may differ from those displayed in this section (if any). To confirm warranty terms on an item offered for sale by a third party Marketplace seller, please use the 'Contact seller' feature on the third party Marketplace seller's information page and request the item's warranty terms prior to purchase.
Please be aware that the warranty terms on items offered for sale by third party Marketplace sellers may differ from those displayed in this section (if any). To confirm warranty terms on an item offered for sale by a third party Marketplace seller, please use the 'Contact seller' feature on the third party Marketplace seller's information page and request the item's warranty terms prior to purchase.
Warnings
Warning Text
Do not cut with knife. Fragile - do not drop.
State Chemical Disclosure
None
Frequently bought together
Frequently bought together, Lasko 20" 3-Speed Energy Efficient Box Fan, 3733, White, New
Lasko 20" 3-Speed Energy Efficient Box Fan, 3733, White, New $40.00
$4000
current price $40.00Lasko 20" 3-Speed Energy Efficient Box Fan, 3733, White, New
2844.1 out of 5 Stars. 284 reviews
Frequently bought together, Hyper Tough 12FT 16AWG 2-Prong White Indoor Extension Cord, 125V, 13A
100+ bought since yesterday Hyper Tough 12FT 16AWG 2-Prong White Indoor Extension Cord, 125V, 13A $4.72
100+ bought since yesterday
$472
current price $4.72Hyper Tough 12FT 16AWG 2-Prong White Indoor Extension Cord, 125V, 13A
51524.7 out of 5 Stars. 5152 reviews
Frequently bought together, Duck Hands-Free Magnetic Screen for French/Sliding Doors, 75 in. x 83 in.
Best seller Duck Hands-Free Magnetic Screen for French/Sliding Doors, 75 in. x 83 in. $27.78
Best seller
$2778
current price $27.78Duck Hands-Free Magnetic Screen for French/Sliding Doors, 75 in. x 83 in.
23123.5 out of 5 Stars. 2312 reviews
Frequently bought together, Winix Air Purifier, C535, 4-Stage Cleaning with 2 Years of Filters. Max Room Capacity 1776 sq ft.
Best seller Winix Air Purifier, C535, 4-Stage Cleaning with 2 Years of Filters. Max Room Capacity 1776 sq ft. $158.00
Best seller
$15800
current price $158.00Winix Air Purifier, C535, 4-Stage Cleaning with 2 Years of Filters. Max Room Capacity 1776 sq ft.
19074.6 out of 5 Stars. 1907 reviews
Current price is $230.50
Items may be delivered on different dates
Check out these related products
In 100+ people's carts Lasko 20" Classic Box Fan with Weather-Resistant Motor, 3 Speeds, 22.5" H, White, B20200, New $23.37
In 100+ people's carts$2337current price $23.37Options from $23.37 – $77.91Lasko 20" Classic Box Fan with Weather-Resistant Motor, 3 Speeds, 22.5" H, White, B20200, New
359054.5 out of 5 Stars. 35905 reviewsSave withPickup tomorrowDelivery tomorrowShipping, arrives in 2 days50+ bought since yesterday Honeywell Turbo Force Air Circulator Personal Fan, New, Black, W 8.94" x H 10.9" x L 6.3", HT900 $14.99 Was $19.99
50+ bought since yesterday
Now$1499current price Now $14.99, Was $19.99$19.99Honeywell Turbo Force Air Circulator Personal Fan, New, Black, W 8.94" x H 10.9" x L 6.3", HT900
151994.6 out of 5 Stars. 15199 reviewsSave withShipping, arrives in 3+ daysLasko 16" Oscillating 3-Speed Pedestal Fan with Adjustable Height, 47" H, Black, 2521, New $48.94
$4894current price $48.94Lasko 16" Oscillating 3-Speed Pedestal Fan with Adjustable Height, 47" H, Black, 2521, New
8194 out of 5 Stars. 819 reviewsSave withShipping, arrives in 2 daysTreva 6.29 in. H X 5 in. D 2 speed Personal Fan $17.99
$1799current price $17.99Treva 6.29 in. H X 5 in. D 2 speed Personal Fan
2294.5 out of 5 Stars. 229 reviewsSave withShipping, arrives in 2 daysBest seller Lasko A20301 Lasko 20" Wind Machine Air Circulator, Gray $39.97
Best seller
$3997current price $39.97Options from $39.97 – $119.91Lasko A20301 Lasko 20" Wind Machine Air Circulator, Gray
125264.5 out of 5 Stars. 12526 reviewsSave withShipping, arrives in 2 days20'' Box Fan $49.99 Was $79.00
Now$4999current price Now $49.99, Was $79.00$79.0020'' Box Fan
544 out of 5 Stars. 54 reviewsShipping, arrives in 3+ daysLasko Breeze Machine 8" 2-Speed Pivoting Floor Fan, 370 CFM, Black, 507 $27.66
$2766current price $27.66Lasko Breeze Machine 8" 2-Speed Pivoting Floor Fan, 370 CFM, Black, 507
2294.1 out of 5 Stars. 229 reviewsSave withShipping, arrives in 2 daysTreva 10 inch Battery Powered Portable 2 Speed Table Fan with Adapter, Black $32.99
$3299current price $32.99Treva 10 inch Battery Powered Portable 2 Speed Table Fan with Adapter, Black
3284.6 out of 5 Stars. 328 reviewsSave withShipping, arrives in 2 daysTreva 5 inch Portable Battery Powered 2 Speed Personal Desktop Fan, Gray, 2 Pack $25.99
$2599current price $25.99More options from $12.99Treva 5 inch Portable Battery Powered 2 Speed Personal Desktop Fan, Gray, 2 Pack
4614.3 out of 5 Stars. 461 reviewsShipping, arrives in 3+ days
Customer ratings & reviews
How item rating is calculated
Reviews summary
Pros
- : Offers good value for the money.
- : Produces more air than comparable fans.
- : Has good air pushing capability.
- : Produces a high level of white noise for sleep and relaxation.
Neutral
- : Can be powerful on high speed, but may be unstable or loud on certain settings.
Generated by AI
Customer images
Sort by |
Showing 1-3 of 151 reviews
Dec 13, 2025
WalmartCustomer
Item details
Color: White
5 out of 5 stars review
Verified Purchase
I have bought 3 from Walmart in last 3 years
Incentivized Review
Helpful?4Z6CKNE7N7O616503182
Aug 11, 2020
dylan
5 out of 5 stars review
Verified Purchase
WOW
Lots of air flow. I put a filter behind my'n to make a hepa filter. It is a little loud, but is a nice white noise.
Helpful?4Z6CKNE7N7O616503182
Apr 3, 2020
Celeste
5 out of 5 stars review
Verified Purchase
Great sleep aid
Love that they are doing colors! Wish the blue was available. Sounds is great as I like a loud fan for the white noise while sleeping.
Helpful?4Z6CKNE7N7O616503182
Popular items in this category
Best selling items that customers love
Lasko 10" 2-Speed Twin Window Fan with Expanding Side Panels White, W07350, New $62.36
$6236current price $62.36Lasko 10" 2-Speed Twin Window Fan with Expanding Side Panels White, W07350, New
244 out of 5 Stars. 24 reviewsShipping, arrives in 3+ daysLasko 16” 3-speed Oscillating Wall-Mount Fan, White, M16900, New $97.95
$9795current price $97.95Lasko 16” 3-speed Oscillating Wall-Mount Fan, White, M16900, New
474.6 out of 5 Stars. 47 reviewsShipping, arrives in 3+ daysLasko Elegance and Performance 18" 3-Speed Oscillating Pedestal Fan, White, 1820 $47.99
$4799current price $47.99Lasko Elegance and Performance 18" 3-Speed Oscillating Pedestal Fan, White, 1820
5044.4 out of 5 Stars. 504 reviewsShipping, arrives in 3+ daysBest seller Lasko 16" 3-Speed Oscillating Remote Controlled Adjustable Pedestal Fan, White, 1646 $39.98 Was $59.49
Best seller
2 optionsAvailable in additional 2 optionsNow$3998current price Now $39.98, Was $59.49$59.49Options from $39.98 – $68.55Lasko 16" 3-Speed Oscillating Remote Controlled Adjustable Pedestal Fan, White, 1646
10624.2 out of 5 Stars. 1062 reviewsSave withShipping, arrives in 3+ daysIn 100+ people's carts Lasko 16” 3-Speed Adjustable Oscillating Pedestal Fan, Black, S16500 New $29.97
In 100+ people's carts
$2997current price $29.97Options from $29.97 – $89.91Lasko 16” 3-Speed Adjustable Oscillating Pedestal Fan, Black, S16500 New
376204.3 out of 5 Stars. 37620 reviewsSave withPickup tomorrowDelivery tomorrowShipping, arrives in 2 daysLasko 16" Oscillating Stand Fan in White $40.99 $40.99/count
$4099current price $40.99$40.99/countLasko 16" Oscillating Stand Fan in White
713.9 out of 5 Stars. 71 reviewsSave withShipping, arrives in 2 daysLasko 35" 3-Speed Oscillating High Velocity Tower Fan Gray/Black, U35105 $109.99
$10999current price $109.99Lasko 35" 3-Speed Oscillating High Velocity Tower Fan Gray/Black, U35105
22574.7 out of 5 Stars. 2257 reviewsSave withShipping, arrives in 2 daysLasko 36" 4-Speed Oscillating Remote Controlled Tower Fan with Timer, Black, T36511 $69.89
$6989current price $69.89Lasko 36" 4-Speed Oscillating Remote Controlled Tower Fan with Timer, Black, T36511
404.4 out of 5 Stars. 40 reviewsSave withShipping, arrives in 2 daysLasko 18-inch Oscillating 3-Speed Elegance & Performance Pedestal Fan, 1820, White $55.29
$5529current price $55.29Lasko 18-inch Oscillating 3-Speed Elegance & Performance Pedestal Fan, 1820, White
184.7 out of 5 Stars. 18 reviewsShipping, arrives in 3+ daysLasko 12" Wind Tower 2-Speed Oscillating Tabletop Fan, Black, T13310 $29.99
$2999current price $29.99Lasko 12" Wind Tower 2-Speed Oscillating Tabletop Fan, Black, T13310
1814.5 out of 5 Stars. 181 reviewsSave withShipping, arrives in 2 daysLasko 13" 3-Speed Electrically Reversible Twin Window Fan with Remote, White, W09550, New $87.65
$8765current price $87.65Lasko 13" 3-Speed Electrically Reversible Twin Window Fan with Remote, White, W09550, New
763.4 out of 5 Stars. 76 reviewsSave withShipping, arrives in 2 daysBest seller Lasko Cyclone 18" 3-Speed Oscillating Remote Controlled Pedestal Fan, Black, 1843, New $56.49
Best seller
$5649current price $56.49Lasko Cyclone 18" 3-Speed Oscillating Remote Controlled Pedestal Fan, Black, 1843, New
43634.4 out of 5 Stars. 4363 reviewsSave withShipping, arrives in 2 daysLasko 3-Speed Remote Controlled Oscillating Tower Fan, White, 2510 $66.55
$6655current price $66.55Options from $66.55 – $75.50Lasko 3-Speed Remote Controlled Oscillating Tower Fan, White, 2510
15414.3 out of 5 Stars. 1541 reviewsSave withShipping, arrives in 3+ daysLasko 42" EcoQuiet 12-Speed DC Motor Tower Fan with Remote Control, Black, T42700 $99.99
2 optionsAvailable in additional 2 options$9999current price $99.99Lasko 42" EcoQuiet 12-Speed DC Motor Tower Fan with Remote Control, Black, T42700
1184.5 out of 5 Stars. 118 reviewsSave withShipping, arrives in 2 daysAir King 18" 3-Speed Oscillating Remote Controlled Wall Mount Fan, White, 9850, New $127.75
2 optionsAvailable in additional 2 options$12775current price $127.75Air King 18" 3-Speed Oscillating Remote Controlled Wall Mount Fan, White, 9850, New
454.3 out of 5 Stars. 45 reviewsShipping, arrives in 3+ daysLasko 12" Twist-Top 3-Speed Oscillating Desktop Tower Fan, Black, 4911 $24.99
$2499current price $24.99Lasko 12" Twist-Top 3-Speed Oscillating Desktop Tower Fan, Black, 4911
1684 out of 5 Stars. 168 reviewsSave withShipping, arrives in 2 days