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53

3 pack door knob and deadbolt set

Worth a look

Shows sweet-spot pricing room ($19.80–$98.39), but soft demand (-2.7% this quarter) keeps it on the watch list.

Market size 31Growth 24Conversion 44Competition 80Returns 37Price range 95Avg price 91Brand share 62Review moat 51Quality gap 67

Price range

Incredible$19.80–$98.39

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

Avg price

Great$55.10

avg listing price — sweet spot $15–$100

Competition

Great35%

top-5 click share — an open shelf

Quality gap

Good4.3★

avg incumbent rating — lower means beatable quality

Brand share

Good68%

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

Review moat

Good1,459.4

avg incumbent reviews — the moat a new listing must climb

Conversion

Okay3.5%

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

Returns

Okay4.0%

return rate — above 5% kills the launch gate

Market size

Okay$144K

$144K/yr · 74K searches

Growth

Bad-2.7%

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

According to Flapen's Amazon United States niche tracking, 3 pack door knob and deadbolt set is a $144K/yr Amazon United States market (74K searches/yr). The top 5 brands hold 68% of demand. Demand peaks in Sep–Nov. Verdict: Worth a look — 53/100.

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

3 pack door knob and deadbolt set market data

Units sold / yr
3K–3K
avg 0–100/product
Revenue / yr
$138K–$165K
units × avg price
Conversion rate
3.5%
Avg BSR
#89
Page quality
0%
Prime
100%
Sponsored
88%
Out of stock
3.7%
Avg brand age
46 months
Avg seller age
157 days

Competition & brand share

Clicks spread well past the top 5 (35% combined) — an open shelf where new products get seen.

Brands

15 falling

Sellers

39

Top-5 brand share

68%

Top 20: 100%

Top-5 click share

35%

Top 20: 81%

Open market

24%

  • Brotima22%
  • Plustool16%
  • Probrico13%
  • KNOBWELL8%
  • Knobonly8%
  • Sopoby8%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -2.7% search growth over the last 90 days.
2K1KSpike '24Holiday '24Prime Day '25Spike '25SepDecMarJunAugNovMarMay

Peak months: Sep, Nov · busiest ÷ quietest = 1.6×

Top 3 pack door knob and deadbolt set search terms

  • 3 pack door lock set same key10K/yr
  • 3 pack door knob and deadbolt set11K/yr
  • 4 pack door knob and deadbolt set8K/yr
  • multi pack door locks keyed alike5K/yr
  • 4 door locks with same key4K/yr
  • 4 pack door lock set with deadbolt5K/yr
  • 3 pack keyed alike door lock sets4K/yr
  • 3 door locks with same key5K/yr
  • door lock 3 pack3K/yr
  • door lock set of 44K/yr
All search terms

Top 3 pack door knob and deadbolt set 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.

0%3%$4K6%$9K9%$13K12%$17K1001K10K100K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

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

What buyers say about 3 pack door knob and deadbolt set

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

What buyers love

Locking Mechanism18%

“Locks functions great”

Assembly/Installation16%

“smooth install”

Value For Money16%

“Good Value”

Quality-Overall14%

“Reasonable quality for the price”

Size-Overall5%

“Fit perfect”

Ease Of Use3%

“Easy to use”

Advertised Vs Actual Product3%

“As expected”

Design-Overall3%

“the sleek style”

Durability3%

“Very durable”

Strength2%

“Strong and turns smoothly”

What buyers complain about

Quality-Overall24%

“the build quality is really bad”

Locking Mechanism17%

“Lock settings not standard”

Durability7%

“Did not last”

Advertised Vs Actual Product6%

“Wrong description”

Strength5%

“Not very sturdy”

Assembly/Installation4%

“Nightmare to install”

Functionality-Overall4%

“it does not work”

Defective Material/Parts2%

“The lock is not working”

Instructions/User Manual/Troubleshooting2%

“the installation instructions are not the best I have ever seen”

Hard Feel1%

“Stiff”

Top return reasons

Size-Overall23%
Locking Mechanism16%
Defective Material/Parts8%
Functionality-Overall8%
Advertised Vs Actual Product7%
Mechanism Issues7%
Quality-Overall7%
Color6%
Compatibility-Overall4%
Value For Money4%

Common questions

Is 3 pack door knob and deadbolt set profitable to sell on Amazon United States?
The niche generates $144K/yr across 48 tracked products. 9 of 10 products launched in the last 360 days are still selling. 90-day search growth is -2.7%. Flapen's verdict: Worth a look (53/100).
How competitive is the 3 pack door knob and deadbolt set niche?
15 brands and 39 sellers compete. The top 5 products take 35% of clicks and top 5 brands hold 68% of demand.
What do buyers complain about in 3 pack door knob and deadbolt set?
Top complaints mined from reviews: Quality-Overall, Locking Mechanism, Durability. The return rate is 4.0%.
When does demand for 3 pack door knob and deadbolt set peak?
Demand peaks in Sep–Nov; the busiest month runs 1.6× the quietest.
What does it cost to enter the 3 pack door knob and deadbolt set niche?
Listings span $19.80–$98.39; the average listing price is $55.10 (sweet spot $15–$100). The average incumbent carries 1,459 reviews — the moat a new listing must climb.