Overview

  • Induction Cooktop
    Electromagnetic induction delivers heat directly to your cookware with quiet, and quick precision. Each element responds instantly, focusing energy exactly where it’s needed—keeping the cooktop cool while cooking remains beautifully controlled.
  • 6.8″ LCD Touch Screen
    At the center, a luminous 6.8″ LCD touch display offers refined control at your fingertips. Responsive, beautifully minimal and easy to maintain, it blends visual distinction with everyday practicality.
  • Flex Cooking Zone
    Complicated meal? Unexpected guests? Impress in the kitchen with the LG SIGNATURE Flex Zone. Combine the left two induction elements to accommodate different sizes and shapes of cookware.
  • Dual Zone Burner
    LG SIGNATURE brings the power with 5,000W dual center induction burner. Switch between its largest or smallest element – or activate them both for easy convenience.
  • LG ThinQ Smart Technology
    The LG ThinQ app offers control and convenience for smart LG appliances to help you simplify life and enjoy the comforts of home. Manage and monitor your cooktop remotely, sync it with your smart LG hood or over-the-range microwave to auto-activate the light and vent, and access Smart Diagnosis, customer support, and more.
  • ENERGY STAR Certified
    Products that earn the ENERGY STAR label meet strict energy-efficiency specifications set by the U.S. EPA, helping you save energy and money while protecting our climate by making choices that count for a clean energy future.
  • LG ThinQ Care
    Available within the LG ThinQ app, ThinQ Care sends proactive usage, maintenance, and diagnostic alerts to your smartphone to help keep your LG smart appliances running smoothly.
  • 2-Year Limited Warranty on All Parts and Labor
    All LG SIGNATURE appliances are backed by LG’s 2-year limited warranty, so you can confidently enjoy this appliance for years to come.

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Specifications

Capacity & configuration

Control Type
Electronic
Cooktop Surface Type
Smoothtop
Number of Cooking Zones
4

Dimensions & weight

Product Name
SIGNATURE 30-in Wide Built-In Electric Induction Smart Cooktop with 4 Elements and Flex Cooking Zone
Product Height
4 1/8 inches
Product Width
30 11/16 inches
Product Depth
21 1/6 inches
Standardized Width
30 inches
Product Weight
42.8 pounds
Cut-Out Height
5 3/4 inches
Cut-Out Width
28 1/2 inches
Cut-Out Depth
19 5/8 inches
Induction
Yes
Product Safety Certifications and Standard(s)
None

Features

Brand
LG
Color
Black
Color Finish
Black
Downdraft Ventilation
No
Installs Over Built-In Oven
Yes
Control Location
Top
Digital Display
Yes
Fingerprint Resistant
No
Hot Surface Indicator(s)
Yes
Child Lock
Yes
Form Factor
Cooktop
Portable
No
Wireless Connectivity
Wi-Fi
Cooktop Surface Material
Ceramic
Number of Elements
4
Pan Presence Sensor
Yes
Bridge Element
No
Specialty Element(s)
Flex Cooking Zone
Expandable Element
Yes
Customizable Hardware
No customizable hardware
Griddle Included
No
Auto Shut-Off
No
Amperage
36.7 amperes
ADA Compliant
No
Chemical Disclosures
This product does not contain PFAS. For more information about PFAS chemicals in this product, visit https://www.lg.com/us/cookware-chemical-compliance-information. Este product no contiene PFAS. Para más información sobre químicas PFAS en este producto, visite https://www.lg.com/us/cookware-chemical-compliance-information.
ENERGY STAR Certified
Yes
App Compatible
Yes
Works With
Amazon Alexa
Vendor Collection
LG SIGNATURE
Voice Assistant Built-in
No
UPC
048231349970

Power & warranty

Model Number
CBIU3039BE
Power-On Indicator Light(s)
Yes
Power Cord Included
Yes
Element 1 Wattage
3700 watts
Element 2 Wattage
3700 watts
Element 3 Wattage
1800 watts
Element 4 Wattage
5000 watts
Cooktop Power Source
Electric
Wattage
8800 watts
Voltage
240 volts
Warranty - Parts
2 years
Warranty - Labor
2 years

Warranty & protection

Included manufacturer warranty

See manufacturer documentation.

Register your product with the manufacturer within 30 days of delivery.

Warranty service

Manufacturer warranty claims are handled by the manufacturer. We are happy to help you find the right contact: (888) 419-6820.

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Questions & answers

What does installation include?

Set into your existing cut-out and connected to your existing gas line or 240 V circuit. Installation uses an existing cut-out and gas line or 240 V circuit. New gas lines or circuits need a licensed professional.

What if it doesn’t fit through my door?

Check the minimum doorway size in “Will it fit?” above. If your doorway is tight, call us before you order and we will confirm whether the product can be delivered to your home.

Ask a question

Email [email protected] or call (888) 419-6820 during business hours.

Free U.S. shippingOn every order. Leaves our store in 1–2 business days, arrives in 3–5 business days.
Free returns for 30 daysNo restocking fee. We email you a prepaid return label.
We can install it tooOptional in-home delivery, installation and haul-away on large appliances.
Talk to our team(888) 419-6820 · Mon–Sat