LG CBGJ3023D
A gas cooktop needs a countertop cutout of 28 1/2″ W × 19 5/8″ D — from the manufacturer spec sheet.
Key specifications
28 1/2″Cutout W
19 5/8″Cutout D
30″Width
21″Depth
| Countertop cutout (W×D) | 28 1/2″ × 19 5/8″ |
|---|---|
| Overall (W×D) | 30″ × 21″ |
| Fuel type | Gas |
| Brand | LG |
| Model number | CBGJ3023D |
Manufacturer countertop cutout:
28 1/2″ W ×
19 5/8″ D.
From the manufacturer’s specification sheet — the exact opening this drop-in cooktop needs cut into the countertop.
Frequently asked
What cutout does the LG CBGJ3023D need?
The LG CBGJ3023D needs a countertop cutout of 28 1/2″ W × 19 5/8″ D.
Will the LG CBGJ3023D fit my counter?
Cut the countertop to the 28 1/2″ × 19 5/8″ opening — template from the spec sheet, since a half-inch off can’t be undone in stone.
How accurate are the LG CBGJ3023D’s dimensions?
Every figure is taken from the manufacturer’s specification sheet for this exact model — never estimated, never crowd-sourced.
Measured from official ENERGY STAR data + manufacturer spec sheets · Last verified May 2026