double cylinder deadbolt
Worth a lookShows a sweet-spot price point ($28.13 avg), but high returns (5.5%) keeps it on the watch list.
Avg price
Incredible$28.13avg listing price — sweet spot $15–$100
Price range
Great$13.54–$116.27cheapest to priciest tracked listing — scored on the share inside $15–$100
Quality gap
Great4.3★avg incumbent rating — lower means beatable quality
Competition
Good45%top-5 click share — leaders hold, buyers still browse
Review moat
Good1,176.83avg incumbent reviews — the moat a new listing must climb
Conversion
Okay3.7%search→purchase rate — share of searches ending in a sale
Brand share
Okay79%top-5 brand share — brands hold most of the demand
Growth
Okay+11.3%90-day search growth — must beat 0% to launch
Market size
Okay$121K$121K/yr · 116K searches
Returns
Bad5.5%return rate — above 5% kills the launch gate
According to Flapen's Amazon United States niche tracking, double cylinder deadbolt is a $121K/yr Amazon United States market (116K searches/yr). The top 5 brands hold 79% of demand. Verdict: Worth a look — 51/100.
Data updated Jul 27, 2026 · scored weekly · How we score niches
double cylinder deadbolt market data
- Units sold / yr
- 4K–5K
- avg 100–250/product
- Revenue / yr
- $113K–$141K
- units × avg price
- Conversion rate
- 3.7%
- Avg BSR
- #309
- Page quality
- 0%
- Prime
- 100%
- Sponsored
- 65%
- Out of stock
- 7.3%
- Avg brand age
- 52 months
- Avg seller age
- 148 days
Competition & brand share
The top 5 products take 45% of clicks — established leaders, but buyers still shop beyond them.Brands
18 rising
Sellers
51
Top-5 brand share
79%
Top 20: 100%
Top-5 click share
45%
Top 20: 83%
Open market
18%
- Rulart22%
- Probrico20%
- SCHLAGE16%
- Gobrico15%
- Eiqikayo6%
- Copper Creek4%
- Open — no brand owns it (12 brands, 18%)
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — +11.3% search growth over the last 90 days.No pronounced peak months · busiest ÷ quietest = 1.5×
Top double cylinder deadbolt search terms
- double cylinder deadbolt22K/yr
- double keyed deadbolt lock19K/yr
- double cylinder deadbolt lock set12K/yr
- double sided deadbolt lock8K/yr
- double deadbolt lock set8K/yr
- double cylinder deadbolt locks15K/yr
- deadbolt lock keyed both sides5K/yr
- double sided deadbolt6K/yr
- double key deadbolt5K/yr
- double cylinder deadbolt lock4K/yr
Top double cylinder deadbolt 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.
All 24 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Double keyed Deadbolt Lock - Keyed on Both Sides 2-Way Adjustable Cylinder Deadbolt (Privacy/Passage) Satin Stainless Steel(Black Double Side)
Rulart$17.724.4★2,302 rev
Rulart Double keyed Deadbolt Lock - Keyed on Both Sides 2-Way Adjustable Cylinder Deadbolt (Privacy/Passage) Satin Stainless Steel (Silver Single Cylinder) (Silver Double Side)
Rulart$17.244.4★2,302 rev
Gobrico Keyed Alike Double Cylinder Deadbolts Door Locks Satin Nickel Keyd Both Sides Door Locksets for Exterior Interior Door 2 Pack
Gobrico$30.834.3★1,330 rev
SCHLAGE B62N622 Deadbolt Keyed 2 Sides Matte Black
SCHLAGE$40.904.6★6,024 rev
Probrico Double Cylinder Deabolt 3 Keys Interior& Exterior Door Hardware for Entrance Lock and Front Gate Flat Black 1 Pack
Probrico$18.624.4★714 rev
Newest
by launch date
Probrico Keyed Alike Double Cylinder Deadbolts Black 2 Pack
Probrico$37.5329 rev
Eiqikayo Silver Steel Double-Head Cylinder Deadbolt Lock- High Security Anti-Kick Door Lock Easy to Install Fits Standard Doors for Home Apartment and Office Security
Eiqikayo$16.7658 rev
Brotima 1 Pack Keyed Alike Door Lock Set with Deadbolt Satin Nickel Finished Double Cylinder Deadbolt Lock Set Security Round Style Entry Door Knobs
Brotima$26.4694 rev
Forliggio All-new Deadbolt Door Lock Set ANSI/BHMA Grade 3 Enhanced Security Entry Dead Bolt Level Door Locks for Exterior Front Doors Black
Forliggio$13.67496 rev
Probrico 1 Pack Black Double Cylinder Deadbolt Lock Set Round Keyed Both Side Door Lock for Exterior and Interior Door
Probrico$18.33393 rev
Trending
90-day click momentumProbrico Keyed Alike Double Cylinder Deadbolts Black 2 Pack
Probrico$37.534.3★
SCHLAGE B62N619 Deadbolt Keyed 2 Sides Satin Nickel
SCHLAGE$47.574.6★
Probrico 1 Pack Black Double Cylinder Deadbolt Lock Set Round Keyed Both Side Door Lock for Exterior and Interior Door
Probrico$18.334.3★
Eiqikayo Silver Steel Double-Head Cylinder Deadbolt Lock- High Security Anti-Kick Door Lock Easy to Install Fits Standard Doors for Home Apartment and Office Security
Eiqikayo$16.764.2★
Copper Creek DB2420SS Double Cylinder Deadbolt in SS Finish
Copper Creek$14.934.3★
What buyers say about double cylinder deadbolt
What buyers praise and complain about, mined from review topics.What buyers love
“Easy set up”
“Easy to install lock”
“they are affordable”
“Excellent product”
“Just as advertised”
“Fits great”
“Sturdy, great quality, and easy to install”
“It works reliably”
“consistently reliable to keep my son secure”
“Very durable”
What buyers complain about
“seems low on the quality scale”
“wouldnt lock at all”
“A little difficult to assemble”
“Broke instantly”
“screws were to big”
“a bit flimsy”
“Did not work”
“arrived broke”
“Looks are deceiving”
“Cheap paint chipped during install”
Top return reasons
Common questions
- Is double cylinder deadbolt profitable to sell on Amazon United States?
- The niche generates $121K/yr across 40 tracked products. 0 of 2 products launched in the last 360 days are still selling. 90-day search growth is +11.3%. Flapen's verdict: Worth a look (51/100).
- How competitive is the double cylinder deadbolt niche?
- 18 brands and 51 sellers compete. The top 5 products take 45% of clicks and top 5 brands hold 79% of demand.
- What do buyers complain about in double cylinder deadbolt?
- Top complaints mined from reviews: Quality-Overall, Locking Mechanism, Assembly/Installation. The return rate is 5.5% — above our launch gate.
- When does demand for double cylinder deadbolt peak?
- Demand is steady year-round — the busiest month runs 1.5× the quietest.
- What does it cost to enter the double cylinder deadbolt niche?
- Listings span $13.54–$116.27; the average listing price is $28.13 (sweet spot $15–$100). The average incumbent carries 1,177 reviews — the moat a new listing must climb.