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Specifications
  • Product Height
    39 inches
    Product Width
    27 inches
    Product Depth
    30 3/10 inches
    Depth With Door Open
    55 inches
    Capacity
    4.5 cubic feet
    High-Efficiency
    Yes
  • Key Specs
    • Product Height: 39 inches (The out of box height of the item. Height is measured as the vertical distance from the bottom of the item to the top as it would be primarily used or placed.)
    • Product Width: 27 inches (The out of box width of the item. Width is measured as the horizontal distance from one side of the item to the other as it would be primarily used or placed.)
    • Product Depth: 30 3/10 inches (The out of box depth of the item. Depth is measured as the distance from the front of the item to the back as it would be primarily used or placed.)
    • Depth With Door Open: 55 inches (Measurement from the back of the product to its front, with door fully open.)
    • Capacity: 4.5 cubic feet
    • High-Efficiency: true (Washers with this label feature technology meant to use less water. High Efficiency (HE) washers may also be larger in capacity. Using High Efficiency (HE) detergent in these washers is highly recommended as they are designed to be quick-dispersing and operate in low water conditions by producing less suds, requiring less detergent. Not using the recommended detergent can lead to additional rinse cycles and increased water usage.)
    • Steam Function: true (In washers, this feature may be employed before, during, or after the main wash cycle. Steam aids in stain removal, activating detergent, sanitizing, and softening wrinkles. In dryers, this feature can be used to remove wrinkles or quickly freshen clothing items.)
    • Washer Load Type: Front load
    • Pedestal Model Compatibility: WDP4W, WD100CW
    • Matching Dryer Model Number: DLEX3900, DLGX3901, DLHC3900
    • Stackable: true (To stack with similar products, ensure that the necessary support and/or installation hardware is in place to reduce safety hazards.)
    • Stacking Kit Model Compatibility: KSTK4
    • App Compatible: true (The product can be connected to a program or software application on a mobile device, which then receives collected data from the product.)
    • Color Finish: White
  • General
    • Product Name: 4.5 Cu. Ft. High-Efficiency Stackable Smart Front Load Washer with Steam and TurboWash 360 Technology
    • Brand: LG
    • Commercial Merchandise: false
    • Model Number: WM3900HWA
    • Color: White
    • Color Finish: White
  • Dimensions
    • Product Height: 39 inches (The out of box height of the item. Height is measured as the vertical distance from the bottom of the item to the top as it would be primarily used or placed.)
    • Product Width: 27 inches (The out of box width of the item. Width is measured as the horizontal distance from one side of the item to the other as it would be primarily used or placed.)
    • Product Depth: 30 3/10 inches (The out of box depth of the item. Depth is measured as the distance from the front of the item to the back as it would be primarily used or placed.)
    • Depth With Door Open: 55 inches (Measurement from the back of the product to its front, with door fully open.)
    • Product Weight: 202.8 pounds (The out of box weight of the item.)
  • Capacity
    • Capacity: 4.5 cubic feet
  • Features
    • High-Efficiency: true (Washers with this label feature technology meant to use less water. High Efficiency (HE) washers may also be larger in capacity. Using High Efficiency (HE) detergent in these washers is highly recommended as they are designed to be quick-dispersing and operate in low water conditions by producing less suds, requiring less detergent. Not using the recommended detergent can lead to additional rinse cycles and increased water usage.)
    • Steam Function: true (In washers, this feature may be employed before, during, or after the main wash cycle. Steam aids in stain removal, activating detergent, sanitizing, and softening wrinkles. In dryers, this feature can be used to remove wrinkles or quickly freshen clothing items.)
    • Antimicrobial Protection: false (The product includes protective features which are designed to eliminate or inhibit the growth of microorganisms.)
    • Vibration Reduction: true (Additional features, such as sensors that adjust spin speeds or weights that counter unbalanced loads, help to minimize vibration for smoother, quieter operation.)
    • Noise Reduction: LoDecibel Quiet Operation
    • Maximum Spin Speed: 1300 revolutions per minute (This is the maximum spin speed of the tub in the final cycle. Higher revolutions per minute (RPM) will remove the water out of the clothes more quickly and effectively which can reduce drying time.)
    • Out-Of-Balance Detection: true
    • Internal Water Heater: true
    • Fingerprint Resistant: false
    • Automatic Temperature Control: true (This feature regulates hot and cold temperatures of the water or air within the appliance in order to keep them in the optimal range for each cycle.)
    • Child Lock: true (Setting that allows appliance to be temporarily locked to prevent use.)
    • Delay Start: true (Allows you to program the appliance to automatically run at a later time. This feature helps you coordinate with your household’s water needs, noise preferences, and more. Additionally, operating your appliance during off-peak hours may reduce energy costs.)
    • End-Of-Cycle Signal: true (An audible alert and/or visual indicator that notifies you when a pre-selected cycle is complete.)
    • Time-Remaining Display: true
    • Interior Light(s): false
    • Bleach Dispenser: true
    • Fabric Softener Dispenser: true
    • Pre-Wash Detergent Dispenser: true
    • Detergent Dispenser Type: Single load (Single load dispensers hold enough liquid detergent for a single cycle and must be refilled after each use. A multiple load dispenser holds enough for multiple cycles before it is necessary to refill the detergent. The exact number of cycles completed before refilling will vary as machines with multiple load dispensers will calculate and dispense detergent automatically based on load size and other user preferences such as concentration level.)
    • Detergent Form: Gel, Liquid, Powder, Single-use packs, Tablet
    • Wireless Connectivity: Wi-Fi (The manner in which a device sends data to another device over a short distance without the use of wires or cables.)
  • Design
    • Washer Load Type: Front load
    • Compact Design: false
    • Reversible Door Hinge: false
    • Control Type: Dial, Touchpad
    • Tub/Drum Material: Stainless steel
    • Window: true
    • Wheels/Casters: false
    • Adjustable Leveling Legs: true (Legs can be adjusted accordingly to ensure that your appliance sits level, even on uneven ground.)
  • Cycle Specifications
    • Number of Wash/Rinse Cycles: 14
    • Wash/Rinse Cycles: Normal, Heavy Duty, Bedding, Sanitary, Allergiene, Bright White, Tub Clean, Sportswear, Perm. Press, Delicates, Towels, Speed Wash, Drain+Spin, Downloaded
    • Options and Programs: Steam, Fresh Care, Prewash, Remote Start, Delay Wash, Wi-Fi, Add Garments, TurboWash, ColdWash, Extra Rinse, Rinse+Spin, Control Lock
    • Number of Temperature Settings: 5
    • Temperature Settings: Extra Hot, Hot, Warm, Cold, Tap Cold
    • Number of Spin Speeds: 5
    • Soil Levels: Light, Light+, Normal, Normal+, Heavy (Washers with the option to select the soil level will employ different wash cycles to optimally clean the respective load. Most have three options: light, normal, or heavy.)
  • Compatibility
    • Pedestal Available: true
    • Pedestal Model Compatibility: WDP4W, WD100CW
    • Matching Dryer Available: true
    • Matching Dryer Model Number: DLEX3900, DLGX3901, DLHC3900
    • Stackable: true (To stack with similar products, ensure that the necessary support and/or installation hardware is in place to reduce safety hazards.)
    • Stacking Kit Model Compatibility: KSTK4
    • Stacking Kit Included: false
    • Works With: Amazon Alexa, Google Assistant (Compatible with or able to be connected to other smart devices or applications.)
  • Included
    • Power Cord Included: true (Connects your product to an electrical outlet, allowing for immediate use (provided that other installation requirements are met).)
    • Fill Hoses Included: false
    • Drain Hose Included: true
  • Electrical Specification
    • Estimated Annual Electricity Use: 105 kilowatt hours (Predicted amount of electricity needed to operate the product under average conditions for one year.)
    • Estimated Annual Operating Cost: 13 United States dollars (Predicted cost of operating the product under average conditions for one year.)
    • Amperage: 10 amperes (Strength of electrical current.)
    • Voltage: 120 volts (Amount of power needed to support an electrical current.)
  • Certifications Listings & Approvals
    • ENERGY STAR Certified: true (Devices carrying the ENERGY STAR service mark, such as computer products and peripherals, kitchen appliances, and other products, generally use 20% to 30% less energy than required by federal standards.)
    • ADA Compliant: false (Meets standards set by the Disabilities Act (ADA) Standards for Accessible Design)
    • ANSI Certified: false (Meets the requirements of the American National Standards Institute.)
    • Consortium for Energy Efficiency (CEE) Rating: CEE Tier 1
    • Product Safety Certifications and Standard(s): None (Lists the applicable certifications and/or standards, as stated by the manufacturer, in which the product has met the requirements for the assurance of quality and safety.)
    • NSF Listed: false (Meets the National Sanitation Foundation's standards for public health protection.)
    • AAFA Certified: true (Meets the requirements and standards set by the Asthma and Allergy Foundation of America (AAFA) for used by those with asthma and allergies.)
  • Connectivity
    • App Compatible: true (The product can be connected to a program or software application on a mobile device, which then receives collected data from the product.)
  • Other
    • Display Type: LED
    • UPC: 048231024891

Get more done faster with an LG ultra-large-capacity washer featuring TurboWash 360 technology. Simplify your laundry to-do list and access key LG washer features remotely using ThinQ technology. The LG 3900 Series doesn't just save you time - it helps you breathe a little easier with an AAFA (Asthma and Allergy Foundation of America) certified washer that uses the power of steam to gently remove over 95% of common household allergens.

  • TurboWash 360 technology: Clean larger loads under 30 minutes while enjoying the same great washing performance you expect from LG.
  • LG ThinQ technology: Simplify your laundry to-do list and access key LG washer features remotely using ThinQ technology.
  • ThinQ Care: Keep your appliances running smoothly with ThinQ Care, now in the ThinQ app. Get notifications about usage, maintenance, plus early diagnosis right on your phone. ThinQ Care will help you understand your appliance needs, avoid potential problems, and keep your appliance running its best.
  • SmartDiagnosis: Helps the service center diagnose problems over the phone or with a simple app on your smartphone to minimize costly, inconvenient service calls.
  • 6Motion technology: Get your clothes clean, and experience a smarter way to wash with 6Motion technology. Each wash cycle combines up to 6 different wash motions to provide a revolutionary cleaning experience.
  • Ultra-large 4.5 cu. ft. capacity: Means you can do more laundry in fewer loads.
  • 14 wash programs: Let you select the ideal cycle and options for your load.
  • TubClean cycle: Designed for easy, periodic maintenance to keep your washer fresh. The cycle uses water jets to clean the wash tub and door, and the air dryer removes excess moisture, helping keep your high-performing washer in perfect condition.
  • ColdWash technology: Uses cold water and enhanced washing motions to penetrate deep into fabrics, giving you cold water savings with warm water performance.
  • Steam technology: Deeply penetrates fabrics for gentle cleaning power.
  • Allergiene cycle: Gently removes pet dander allergens from even delicate fabrics.
  • AAFA certified: Certified as asthma and allergy friendly by the Asthma and Allergy Foundation of America (AAFA).
  • TrueBalance anti-vibration system: Designed to reduce washer noise and vibration for smooth, quiet performance in any room of the house - even if it's on another floor.
  • LoDecibel quiet operation: There's no need for laundry to be noisy. The LG LoDecibel motor ensures that you may not even notice it.
  • Front-load design: Ensures thorough washing without agitation.
  • NeveRust stainless steel tub: Made of durable stainless steel, avoiding nicks that can snag fabrics.
  • LG SideKick compatible (not included): This LG washer is LG SideKick compatible, which means you can add the mini pedestal washer to your front-load washer and tackle two loads at once.
  • 10-year limited warranty on Direct Drive motor: Rely on your LG washer with a 10-year limited warranty on the Direct Drive motor.
  • ENERGY STAR qualified: Save money and energy with a washer that uses less water and energy than required by federal standards.
  • Requires fill hose (not included): for standard hook-up upon delivery.
Whats Included
  • 4 hole caps
  • Elbow bracket for securing drain hose
  • LG 4.5 Cu. Ft. 14-Cycle Front-Loading Washer with Steam
  • Non-skid pads
  • Owner's manual
  • Requires fill hose (not included) for hook-up
  • Stacking Kit Sold Separately
  • Tie strap
  • Wrench
Documents
  • Energy_Guide_PDF

Q: How does the door open? To the left or to the right of the machine? Thank you.

A: Hinge is on the left and handle is on the right when facing the machine

Q: Does the control panel have backlighting? A major complaint with previous models is the hard to read control panel- is this model easier to read?

A: The control panel does not have backlighting. I have older eyes and really appreciate the app integration. I put my clothes in and adjust all the settings on the app and start the cycle.

Q: Does this washer have an interior light?

A: The ENERGY STAR® Qualified LG 4.5 cu.ft. Smart wi-fi Enabled Front Load Washer with TurboWash™ 360 Technology, Model # WM3900HWA does not have an interior drum light...^IFV

Q: what is Turbo Wash 360 Technology?

A: LG's TurboWash™ 360 technology is a technology that allows you to power-clean big loads of laundry in less than 30 minutes and still get the same kind of washing performance as longer cycles on the ENERGY STAR® Qualified LG 4.5 cu.ft. Smart Wi-Fi Enabled Front Load Washer with TurboWash™ 360 Technology, Model # WM3900HWA. Setting the washing machine to TurboWash™ mode reduces energy consumption by up to 15 percent and water con-sumption by up to 40 percent, delivering dual benefits of faster washing and lower utility bills...^IFV

Q: I would like to know the water temperatures of the Washer cycles. Is there a chart I could obtain that would list these? The Washer display doesn't show This information. Thank you!

A: I contacted LG today for the WM3270C* washing machine and got this answer: 160F Extra Hot 120F Hot 100F Warm 90F semi Warm 65F-75F Cold

Q: Has anyone had problems with the washer door seal molding?

A: I have had front loader washer for a long time and didn't experience any seal molding issue. If anyone is experiencing mold issue, that means they are not drying off the seal and leaving the door open. With front loading washing machines, it's important to dry off the seal after each washing cycle and leave the door open. If you don't dry it off and close the door then there will be a mold issue. Simple is that.

Q: IS THIS SET STACKABLE?

A: Yes, this washing machine is able to be stacked with the DLEX3900B dryer. ^CP

Q: Does it have a SPIN ONLY cycle?

A: To use Drain+Spin, press the Power button, then press the Spin button repeatedly to select a spin speed. Press the Start/Pause button to begin. ^CP

LG - 4.5 Cu. Ft. High-Efficiency Stackable Smart Front Load Washer with Steam and TurboWash 360 Technology - White

Model: WM3900HWA
SKU: 6181269
$1,099.99
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Get more done faster with an LG ultra-large-capacity washer featuring TurboWash 360 technology. Simplify your laundry to-do list and access key LG washer features remotely using ThinQ technology. The LG 3900 Series doesn't just save you time - it helps you breathe a little easier with an AAFA (Asthma and Allergy Foundation of America) certified washer that uses the power of steam to gently remove over 95% of common household allergens.

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Pros for LG - 4.5 Cu. Ft. High-Efficiency Stackable Smart Front Load Washer with Steam and TurboWash 360 Technology - White
Cleaning Performance, Noise Level, Ease of use, Capacity, WiFiCleaning Performance, Noise Level, Ease of use, Capacity, Spin CycleNoise Level, Ease of use, Capacity, Washer Performance, EfficiencyNoise Level, Ease of use, Capacity, Performance, Dryer Performance
Cons for LG - 4.5 Cu. Ft. High-Efficiency Stackable Smart Front Load Washer with Steam and TurboWash 360 Technology - White
Cycle Time, Balance, Control Panel, Display, Interior LightDoor, Installation, Reliability, Smell, PriceSpin Cycle, Start ButtonDoor, Installation, Spin Cycle

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Reviews

Customers are saying

Customers commend the 4.5 Cu. Ft. High-Efficiency Stackable Smart Front Load Washer with Steam and TurboWash 360 Technology for its excellent cleaning performance, quiet operation, and ease of use. Many appreciate the washer's capacity and smart WiFi capabilities, while some users note longer cycle times for certain settings and occasional balancing issues with larger loads. The control panel's readability is also a point of discussion among users. A few customers mention missing features like an interior light.

This summary was generated by AI based on customer reviews.

Customer Images

The vast majority of our reviews come from verified purchases. Reviews from customers may include My Best Buy members, employees, and Tech Insider Network members (as tagged). Select reviewers may receive discounted products, promotional considerations or entries into drawings for honest, helpful reviews.

  • Rated 5 out of 5 stars

    BEST. WASHER. EVER.

    After using my previous landlord's LG washer for 6 years, I decided to purchase the LG brand for my new house. This washer is exceptional, with so many settings you can be sure you are using the most efficient amount of water and electricity. The washer is extremely quiet. The steam feature is a delight. Clothes exit the washer smelling fresh. There is even an allergy setting. I can't think of a single thing that LG left out. I also purchased the matching gas dryer. The pair have changed my world for the better.

    Posted by mpj22

  • Rated 5 out of 5 stars

    Great wash

    I love this washing machine. Keeps my clothing nice and soft and has many modes to choose from. The sensor indicated how much clothing you have in it and sets the appropriate time which you can manually adjust if needed. Very quiet and durable. Smart washing device that also syncs to the app on your phone. Great for large loads of a quick 15 minute Turbo Wash.

    This review is from LG - 4.5 Cu. Ft. High-Efficiency Stackable Smart Front Load Washer with Steam and TurboWash 360 Technology - Black Steel

    Posted by HumanSlingshots

  • Rated 5 out of 5 stars

    The best washer I’ve ever owned!

    I did my homework and researched before making this purchase. I am very pleased with this front loading washer!

    Posted by Ktkrn1

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