---
title: "Window Security Bars — $584K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/tools-home-improvement/window-security-bars"
last_updated: "2026-08-07T15:45:35.198Z"
locale: en
meta:
description: "Niche score 64/100 · $584K/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 64/100 · $584K/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Window Security Bars — $584K/yr Amazon US Niche (2026) - Flapen"
---
# **window security bars**
**Worth a look**
Shows a sweet-spot price point ($36.01 avg), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.
Market size 63Growth 54Conversion 49Competition 75Returns 34Price range 59Avg price 95Brand share 88Review moat 69Quality gap 73
**Avg price**
**Incredible****$36.01**
avg listing price — sweet spot $15–$100
**Brand share**
**Great****47%**
top-5 brand share — no brand owns this niche
**Competition**
**Great****40%**
top-5 click share — an open shelf
**Quality gap**
**Good****4.3★**
avg incumbent rating — lower means beatable quality
**Review moat**
**Good****730.42**
avg incumbent reviews — the moat a new listing must climb
**Market size**
**Good****$584K**
$584K/yr · 417K searches
**Price range**
**Good****$7.35–$152.39**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Growth**
**Good****+25.6%**
90-day search growth — must beat 0% to launch
**Conversion**
**Okay****3.9%**
search→purchase rate — share of searches ending in a sale
**Returns**
**Okay****4.3%**
return rate — above 5% kills the launch gate
**Signals**[** No Dominant Brand**](https://flapen.com/research/niches?market=us&signal=no_dominant_brand "Top brand's click share < 20%")
According to Flapen's Amazon United States niche tracking, window security bars is a $584K/yr Amazon United States market (417K searches/yr). The top 5 brands hold 47% of demand. Demand peaks in Aug–Sep–Oct. Verdict: Worth a look — 64/100.
Data updated Jul 27, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **window security bars market data**
- **Units sold / yr**
- **13K–15K**
- avg 500–750/product
- **Revenue / yr**
- **$450K–$540K**
- units × avg price
- **Conversion rate**
- **3.9%**
- **Avg BSR**
- **#152**
- **Page quality**
- **0%**
- **Prime**
- **81%**
- **Sponsored**
- **88%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **44 months**
- **Avg seller age**
- **180 days**
## **Competition & brand share**
Clicks spread well past the top 5 (40% combined) — an open shelf where new products get seen.
**Brands**
**30 **▼falling
**Sellers**
**46**
**Top-5 brand share**
**47%**
Top 20: 93%
**Top-5 click share**
**40%**
Top 20: 81%
**Open market**
**46%**
- HYIEOU11% - Povtulu11% - ARTOSHIN9% - Housagies9% - AceMining8% - PRIME-LINE7%
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — +25.6% search growth over the last 90 days.
20K15KSpike '25 seasonSepDecMarJunAugNovMarMay
Peak months: Aug, Sep, Oct · busiest ÷ quietest = 1.9×
[**Open Trend **](https://flapen.com/research/us/tools-home-improvement/window-security-bars/trend)
## **Top window security bars search terms**
- **window bars**55K/yr+10.0%1.1% conv. - **window lock bar**34K/yr+89.5%4.9% conv. - **window security bars**61K/yr+8.4%1.4% conv. - **window bars security inside**65K/yr-4.3%3.2% conv. - **window safety bars**44K/yr+13.8%2.3% conv. - **window bar**22K/yr+27.5%4.6% conv. - **security bars for windows**20K/yr+39.1%0.9% conv. - **adjustable window security bar**11K/yr+143.8%5.9% conv. - **window bar lock**13K/yr+78.4%5.7% conv. - **window bars inside**7K/yr+57.7%3.4% conv. [**All search terms **](https://flapen.com/research/us/tools-home-improvement/window-security-bars/search-terms)
## **Top window security bars 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%$18K6%$35K9%$53K12%$70K1101001K10K Reviews — right = deep review moatMarket 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.
### **Top sellers**
by 90-day click share
[1**Sliding Door Security Bar 17-50 inch Adjustable Window Security Bar with Rubber Tips Sliding Door Lock Bars for Window Safety Bars Home Apartment Safety Home Apartment Patio Heavy Duty Interior**Povtulu**$12.17**4.5★267 rev](https://www.amazon.com/dp/B0FW3CPWW3) [2**HYIEOU Sliding Window Locks (2 Sets) Secure Window Lock with Key Window Locks for Up and Down Windows & Horizontal Sliding Windows Adjustable Window Lock Sturdy and Durable Does Not Deform.**HYIEOU**$8.05**4.6★1,258 rev](https://www.amazon.com/dp/B0F4CZGMBW) [3**AceMining Sliding Door Security Bar Heavy Duty Sliding Patio Door Lock Bar 20-50inch Adjustable Multi-use Window Security Bars Sliding Door Stopper White 1Pack**AceMining**$16.75**4.6★1,696 rev](https://www.amazon.com/dp/B0D9NPFRH7) [4**Segal S 4767 Carbon Steel Fixed 4-Bar Window Grill for Home Security and Child Safety 21-1/4 In. Black Black (1 Set)**PRIME-LINE**$39.17**4.4★676 rev](https://www.amazon.com/dp/B00E7PT0GE) [5**Artoshin 6 Pack Window Security Bar Adjustable Sliding Lock Security Stick for Rubber Tips Adjustable Sliding Glass Door Lock Bars 15.7-27.5 Window Safety Lock Bar (16 to 28-6Pcs)**ARTOSHIN**$26.34**4.3★646 rev](https://www.amazon.com/dp/B0CR7YBG41)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Sliding Door Security Bar 17-50 inch Adjustable Window Security Bar with Rubber Tips Sliding Door Lock Bars for Window Safety Bars Home Apartment Safety Home Apartment Patio Heavy Duty Interior**Povtulu**$12.17**267 rev8mo ago](https://www.amazon.com/dp/B0FW3CPWW3) [**Sliding Door Security Bar for Sliding Glass Door 17-50 inch Adjustable Window Security Bar Heavy Duty Patio Door Security Bar Child Proof Anti Lift Door Jammer with Rubber Tips Home Apartment Hotel**yingranlock**$15.26**29 rev1y ago](https://www.amazon.com/dp/B0F93LVVNG) [**Nuwovwo Window Bar Guard Supports Windows Up to 71 x 71/5.9ft x 5.9ft Anti-Theft Windows Guard for Safety Protection Outdoor Heavy-Duty Metal Window Protection Easy Installation(71 H x71 W)**Nuwovwo**$152.39**5 rev1y ago](https://www.amazon.com/dp/B0DM8XFNLM) [**HYIEOU Sliding Window Locks (2 Sets) Secure Window Lock with Key Window Locks for Up and Down Windows & Horizontal Sliding Windows Adjustable Window Lock Sturdy and Durable Does Not Deform.**HYIEOU**$8.05**1,258 rev1y ago](https://www.amazon.com/dp/B0F4CZGMBW) [**AceMining Sliding Door Security Bar Heavy Duty Sliding Patio Door Lock Bar 20-50inch Adjustable Multi-use Window Security Bars Sliding Door Stopper White 1Pack**AceMining**$16.75**1,696 rev2y ago](https://www.amazon.com/dp/B0D9NPFRH7)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Sliding Door Security Bar 17-50 inch Adjustable Window Security Bar with Rubber Tips Sliding Door Lock Bars for Window Safety Bars Home Apartment Safety Home Apartment Patio Heavy Duty Interior**Povtulu**$12.17**4.5★**▲ 248%**](https://www.amazon.com/dp/B0FW3CPWW3) [**Adjustable Window Security Bar & Sliding Door Lock Durable Child Safety Lock & Sliding Glass Door Security Bar Stopper for Home Apartment & Patio Works with Window Alarms Regular (4 Devices)**The Lock-It Block-It**$54.30**4.3★**▲ 242%**](https://www.amazon.com/dp/B01MUPLKDA) [**Jeacent Adjustable Window Security Bar Patio Door Lock - Sturdy Steel Extends from 15 1/2 to 29 1/2**JEACENT**$17.29**4.4★**▲ 156%**](https://www.amazon.com/dp/B07HHY2NNJ) [**JEACENT AC Security Window Lock Bar Window Security Bars - Sturdy Steel Extends from 10 to 17 1/2 for Sliding Windows with AC Unit Installed**JEACENT**$14.72**4.4★**▲ 83%**](https://www.amazon.com/dp/B07P9TY8S1) [**HYIEOU Sliding Window Locks (2 Sets) Secure Window Lock with Key Window Locks for Up and Down Windows & Horizontal Sliding Windows Adjustable Window Lock Sturdy and Durable Does Not Deform.**HYIEOU**$8.05**4.6★**▲ 69%**](https://www.amazon.com/dp/B0F4CZGMBW)
**~~View all trending →~~**
## **What buyers say about window security bars**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Security**12%
*“It makes me feel very secure”*
**Assembly/Installation**11%
*“Easy to put together”*
**Strength**10%
*“Feels sturdy and the material is thick”*
**Locking Mechanism**10%
*“locks work easily”*
**Quality-Overall**9%
*“Excellent product”*
**Advertised Vs Actual Product**8%
*“As advertised”*
**Ease Of Use**6%
*“Easy to use and install”*
**Value For Money**5%
*“great value for money”*
**Efficiency**5%
*“Works ok”*
**Size-Overall**5%
*“Easy fit”*
### **What buyers complain about **
**Size-Overall**15%
*“Too long”*
**Functionality-Overall**7%
*“Didn't work”*
**Locking Mechanism**5%
*“the locking mechanism doesnt work at all”*
**Mechanism Issues**5%
*“Doesnt stay locked in place”*
**Ease Of Use**4%
*“Awkward for Daily Use”*
**Strength**4%
*“Flimsy”*
**Grip**4%
*“These didn't have enough grip space where the screws are so they ended up no working”*
**Quality-Overall**4%
*“Complete trash”*
**Assembly/Installation**4%
*“It is not common sense for someone who does not know how to install things”*
**Compatibility-Overall**4%
*“Do not fit my double pane windows”*
### **Top return reasons **
**Size-Overall**53%
**Compatibility-Overall**9%
**Advertised Vs Actual Product**7%
**Functionality-Overall**6%
**Locking Mechanism**3%
**Defective Material/Parts**3%
**Value For Money**3%
**Strength**2%
**Assembly/Installation**2%
**Mechanism Issues**2%
## **Common questions**
- **Is window security bars profitable to sell on Amazon United States?**
- The niche generates $584K/yr across 43 tracked products. 1 of 3 products launched in the last 360 days are still selling. 90-day search growth is +25.6%. Flapen's verdict: Worth a look (64/100).
- **How competitive is the window security bars niche?**
- 30 brands and 46 sellers compete. The top 5 products take 40% of clicks and top 5 brands hold 47% of demand.
- **What do buyers complain about in window security bars?**
- Top complaints mined from reviews: Size-Overall, Functionality-Overall, Locking Mechanism. The return rate is 4.3%.
- **When does demand for window security bars peak?**
- Demand peaks in Aug–Sep–Oct; the busiest month runs 1.9× the quietest.
- **What does it cost to enter the window security bars niche?**
- Listings span $7.35–$152.39; the average listing price is $36.01 (sweet spot $15–$100). The average incumbent carries 730 reviews — the moat a new listing must climb.
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