Is square cabinet knobs profitable to sell on Amazon United States?

The niche generates $38K/yr across 33 tracked products. 0 of 1 products launched in the last 360 days are still selling. 90-day search growth is -7.5%. Flapen's verdict: Skip it (40/100).

How competitive is the square cabinet knobs niche?

16 brands and 25 sellers compete. The top 5 products take 43% of clicks and top 5 brands hold 69% of demand.

What do buyers complain about in square cabinet knobs?

Top complaints mined from reviews: Assembly/Installation, Quality-Overall, Size-Overall. The return rate is 7.0% — above our launch gate.

When does demand for square cabinet knobs peak?

Demand is steady year-round — the busiest month runs 1.4× the quietest.

What does it cost to enter the square cabinet knobs niche?

Listings span $9.24–$45.13; the average listing price is $22.37 (sweet spot $15–$100). The average incumbent carries 1,555 reviews — the moat a new listing must climb.

square cabinet knobs

Skip it

A small market ($38K/yr) — this niche doesn't clear our bar today.

Avg price

Great$22.37

avg listing price — sweet spot $15–$100

Price range

Great$9.24–$45.13

cheapest to priciest tracked listing — scored on the share inside $15–$100

Competition

Good43%

top-5 click share — leaders hold, buyers still browse

Brand share

Good69%

top-5 brand share — brands hold most of the demand

Review moat

Okay1,554.94

avg incumbent reviews — the moat a new listing must climb

Conversion

Okay3.2%

search→purchase rate — share of searches ending in a sale

Growth

Bad-7.5%

90-day search growth — must beat 0% to launch

Quality gap

Bad4.7★

avg incumbent rating — lower means beatable quality

Returns

Bad7.0%

return rate — above 5% kills the launch gate

Market size

Bad$38K

$38K/yr · 54K searches

Signals High Returns

According to Flapen's Amazon United States niche tracking, square cabinet knobs is a $38K/yr Amazon United States market (54K searches/yr). The top 5 brands hold 69% of demand. Verdict: Skip it — 40/100.

Data updated Jul 27, 2026 · scored weekly · How we score niches

square cabinet knobs market data

Units sold / yr: 3K–3K; avg 0–100/product
Revenue / yr: $56K–$67K; units × avg price
Conversion rate: 3.2%
Avg BSR: #248
Page quality: 0%
Prime: 100%
Sponsored: 94%
Out of stock: 5.2%
Avg brand age: 49 months
Avg seller age: 202 days

Competition & brand share

The top 5 products take 43% of clicks — established leaders, but buyers still shop beyond them.

Brands

16 falling

Sellers

Top-5 brand share

69%

Top 20: 100%

Top-5 click share

43%

Top 20: 87%

Open market

25%

Ravinte36%
KOOFIZO10%
homdiy8%
Franklin Brass8%
Goldenwarm7%
khtumeware6%

Demand & seasonality

Weekly Amazon search volume, last 97 weeks — -7.5% search growth over the last 90 days.

No pronounced peak months · busiest ÷ quietest = 1.4×

Open Trend

Top square cabinet knobs search terms

black square cabinet knobs15K/yr -14.0%3.7% conv.
matte black square cabinet knobs6K/yr +12.5%4.0% conv.
square knobs for cabinets7K/yr -13.2%1.2% conv.
square knobs5K/yr +1.8%1.4% conv.
square black cabinet knobs6K/yr -12.1%5.2% conv.
black square knobs4K/yr +18.3%4.5% conv.
square brushed nickel cabinet knobs4K/yr -5.2%2.9% conv.
black square knobs for cabinets4K/yr -18.0%6.5% conv.
black square cabinet pulls3K/yr -21.0%1.3% conv.

All search terms

Top square cabinet knobs products on Amazon

Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 24 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

Ravinte Cabinet Knobs Matte Black Square Knobs for Cabinets and Drawers Cabinet Hardware Kitchen Cabinet Knobs 10 Pack

Ravinte$19.374.7★1,100 rev

KOOFIZO 10 Pack Black Cabinet Knobs Matte Black Drawer Knobs K08 Square Single Hole Cabinet Pulls for Cabinets Drawer Dresser Cupboard Bedroom Closet Bathroom Vanity

KOOFIZO$22.884.8★4,331 rev

goldenwarm 5 Pack Black Cabinet Knobs for Dresser Drawers Kitchen Hardware Handles 1.1 inch Width Square Knob for Cabinets Zinc Alloy

Goldenwarm$9.834.7★2,251 rev

homdiy 25 Pack Black Cabinet Knobs Matte Black Square Dresser Drawer Knobs Zinc Alloy Kitchen Cabinet Hardware

homdiy$31.364.6★3,065 rev

Franklin Brass (10-Pack) Square Matte Black Cabinet Knobs for Dressers Drawers Kitchen Cabinet Door Vanity Furniture Closet Knobs 1-1/8 Inch | Parow

Franklin Brass$13.894.8★6,534 rev

Newest

by launch date

khtumeware 20 Pack Square Zinc Black Cabinet Knobs for Drawers and Cupboards - Screw-On 1-1/2 Inch Diameter Matte Black Finish 5/8 Inch Hole Center

khtumeware$27.6226 rev

9mo ago

12 Pack Black Matte Cabinet Knobs Square Drawer Knobs(30mm/1.2 Inch) Durable Dresser Knob with 24 PCS Screws Pull Handle Hardware Kitchen Door Knobs for Cabinets

Generic$12.7430 rev

1y ago

Ravinte 25 Pack 1-3/16 Inch Matte Black Kitchen Square Cabinet Knobs Solid Drawer Pulls Black Single Hole Kitchen Cabinet Hardware Knobs for Cabinets and Drawers

Ravinte$34.32196 rev

1y ago

khtumeware Matte Black Cabinet Knobs 30 Pack Flat Black Drawer Square Knobs for Cabinets and Drawers Cabinet Hardware Kitchen Cabinet Knobs

khtumeware$32.7454 rev

2y ago

khtumeware Matte Black Cabinet Knobs 6 Pack Flat Black Drawer Square Knobs for Cabinets and Drawers Cabinet Hardware Kitchen Cabinet Knobs

khtumeware$9.7254 rev

2y ago

What buyers say about square cabinet knobs

What buyers praise and complain about, mined from review topics.

What buyers love

Quality-Overall23%

“The products look great in my home”

Assembly/Installation13%

“ez install”

Value For Money11%

“Good deal”

Design-Overall11%

“Well made”

Size-Overall8%

“Good fit”

Strength6%

“Quality sturdy hardware”

Advertised Vs Actual Product5%

“As advertised”

Color4%

“love the color”

Durability3%

“Durable”

Shape/Style3%

“They look elegant”

What buyers complain about

Assembly/Installation21%

“That said, they are a bit difficult to put in”

Quality-Overall19%

“There should be better quality control in regard to this”

Size-Overall19%

“they do not fit right”

Weight Heavy7%

“Wont let me return cheap and very bulky”

Value For Money6%

“I expected more for the cost”

Durability4%

“CHEAP-NOT DURABLE”

Weight Light1%

“Not heavy- feel like plastic”

Paint Quality1%

“the paint chipped off”

Material Quality1%

“Very cheap material”

Top return reasons

Size-Overall68%

Color6%

Functionality-Overall4%

Quality-Overall3%

Advertised Vs Actual Product3%

Compatibility-Overall3%

Value For Money3%

Defective Material/Parts2%

Design-Overall2%