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638L Multi 4 Door Inverter Smart Fridge Freezer with InstaView and WiFi, Black Steel
638L Multi 4 Door Inverter Smart Fridge Freezer with InstaView and WiFi, Black Steel
Key Features
- Our InstaView™ feature is a sleek glass panel that lights up with two quick knocks, allowing you to see the contents inside without opening the door.
- LG NatureFRESH™ DoorCooling⁺™ cools more evenly and faster than a conventional system, promoting longer lasting freshness and more practical storage.
- LG NatureFRESH™ Linear Cooling™ limits temperature fluctuation within ±0.5℃, maintaining initial freshness longer than a conventional cooling system.
- The Pure N Fresh™ air purification system removes unpleasant aromas in your fridge. The dedicated fan filters, deodorises and recirculates air.
- 5 Year Warranty
- Dimension (mm) : 914(W) x 1792(H) x 729(D)
Summary
DIMENSIONS

Key Spec
CAPACITY - Volume Total (L)
638
PERFORMANCE - Energy Consumption (kWh/Year)
359
BASIC SPEC - ENERGY CONSUMPTION GRADE
E
PERFORMANCE - Compressor Type
Inverter Linear Compressor
FEATURES - InstaView
Yes
FEATURES - Door-in-Door
No
ICE & WATER SYSTEM - Plumbing
Plumbing required
SMART TECHNOLOGY - ThinQ (Wi-Fi)
Yes
MATERIAL & FINISH - Finish (Door)
Essence Black Steel
All Spec
BASIC SPEC
ENERGY CONSUMPTION GRADE
E
Product Type
Multi Door
Standard/Counter Depth
Counter Depth
CAPACITY
Volume Total (L)
638
Volume Freezer (L)
246
Volume Refrigerator (L)
364
Volume Freezer (2Star) (L)
15
Volume Ice Making Room (L)
13
CONTROL & DISPLAY
Internal LED Display
Inner Top Display
Express Freeze
Yes
MATERIAL & FINISH
Finish (Door)
Essence Black Steel
Handle Type
No
Door (Material)
VCM
Flat Metal Duct (Metal Fresh)
R Metal
ICE & WATER SYSTEM
Automatic Ice Maker
Yes (Slim Spaceplus)
Ice & Water Dispenser
Cube & Crushed Ice
Ice Maker_Manual
No
Plumbing
Plumbing required
FEATURES
DoorCooling+
Yes
Door-in-Door
No
InstaView
Yes
Linear Cooling
Yes
Star Rating
****
PERFORMANCE
Climate Class
T
Compressor Type
Inverter Linear Compressor
Energy Consumption (kWh/Year)
359
Sound Power (dB)
40
Sound Power (Grade)
C
SMART TECHNOLOGY
Smart Diagnosis
Yes
ThinQ (Wi-Fi)
Yes
REFRIGERATOR COMPARTMENT
Door Basket_Transparent
6
Multi-Air Flow
No
Pure N Fresh (*US: Fresh Air Filter)
Yes
Refrigerator Light
Top + Side LED
Shelf_Tempered Glass
4
Vegetable Box
Yes (2)
Folding shelf
1-step folding
FREEZER COMPARTMENT
Door Basket_Transparent
6
Drawer_Freezer
6 Tranparent
Freezer Light
Top LED
Shelf_Tempered Glass
No
BAR CODE
Bar Code
8806084532435
DIMENSIONS & WEIGHT
Depth without door (mm)
684
Depth with handle (mm)
729
Height to Top of Case (mm)
1753
Height to Top of Hinge or Door Cap Deco (mm)
1792
Product Weight (kg)
143
Packing Weight (kg)
153
Product Dimension (WxHxD, mm)
914 x 1792 x 729
COMPLIANCE INFORMATION
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What people are saying
FAQ
What are the benefits of an InstaView® refrigerator?
Thanks to LG’s innovative InstaView® technology, you can check what’s inside your refrigerator without opening the door. Simply knock twice on the tinted glass, and it will illuminate so you can see the contents.
This helps reduce cold air loss, keeps the internal temperature stable, saves energy, and allows your food to stay fresher for longer.
With this feature, you can conveniently and efficiently see what’s inside your LG refrigerator without opening the door.
What is LG LINEARCooling®?
LINEARCooling® is a technology that carefully controls cooling to maintain the refrigerator’s temperature within ±0.5℃.
This minimizes temperature fluctuations, helping to preserve food moisture and keep items fresh for longer.
What is LG DoorCooling+®?
DoorCooling+® uses front air vents to deliver powerful, cool air to items stored in the door.
This helps keep all food stored in the refrigerator door cooler and fresher.
What do I need for a permanent water connection to my refrigerator?
How can I change the temperature setting on my refrigerator?
You can adjust the temperature using the control panel on the door or inside the refrigerator.
If your model supports the LG ThinQ® app, you can also conveniently change the settings remotely from your smartphone.
What should I consider when buying a refrigerator?
LG offers a wide range of stylish, energy-efficient refrigerators and freezers with smart features. From spacious side-by-side models and practical multi-door designs, to InstaView Door-in-Door® technology, combi units, and slim models—LG has the perfect fit for every home.
If you’re planning a brand-new kitchen, it’s easy to integrate your dream appliance. But if you’re filling an existing space, your choice may depend on the available room.
Once you’ve selected a refrigerator that best matches your lifestyle, consider factors such as storage capacity, advanced cooling technologies that keep food fresher longer, and convenient features like Total No Frost, the self-cleaning UVnano® water and ice dispenser, folding shelves, and the FRESHBalancer® drawer system.
And don’t forget to check energy efficiency and product warranty.
How large should my refrigerator be?
This depends on your lifestyle, but as a guideline:
An LG fridge-freezer combination (capacity: 340–384L) is usually enough for a smaller household of 1–2 people.
Slim multi-door models (506–508L) are ideal for families of 3–4 people.
For larger households, we recommend spacious LG multi-door or side-by-side models (capacity: 625–705L).
Multi-door models also offer extra-wide storage for large items like pots and trays.
At LG, we want every customer to find the refrigerator that suits them best, so we provide a variety of sizes within each product line.
What is the difference between refrigerators with a water connection and those without?
LG gives you the freedom to choose between models with or without a water connection.
Models with a water connection are directly connected to your home’s water supply to provide ice and water dispensing.
Models without a direct connection come with a built-in, refillable water tank connected to the door-mounted dispenser. Simply refill the tank as needed and enjoy chilled water or ice anytime.
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