---
title: "Lennox — $113K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/tools-home-improvement/lennox"
last_updated: "2026-08-09T02:47:48.851Z"
locale: en
meta:
description: "Niche score 42/100 · $113K/yr market · 63K searches/yr · $121.58 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 42/100 · $113K/yr market · 63K searches/yr · $121.58 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Lennox — $113K/yr Amazon US Niche (2026) - Flapen"
---
# **lennox**
**Skip it**
Brand-locked demand (top 5 brands take 96% of clicks) — this niche doesn't clear our bar today.
Market size 27Growth 31Conversion 18Competition 79Returns 96Price range 12Avg price 68Brand share 9Review moat 66Quality gap 19
**Returns**
**Incredible****0.8%**
return rate — above 5% kills the launch gate
**Competition**
**Great****36%**
top-5 click share — an open shelf
**Avg price**
**Good****$121.58**
avg listing price — sweet spot $15–$100
**Review moat**
**Good****877.74**
avg incumbent reviews — the moat a new listing must climb
**Growth**
**Okay****+5.0%**
90-day search growth — must beat 0% to launch
**Market size**
**Okay****$113K**
$113K/yr · 63K searches
**Quality gap**
**Bad****4.7★**
avg incumbent rating — lower means beatable quality
**Conversion**
**Bad****1.5%**
search→purchase rate — share of searches ending in a sale
**Price range**
**Bad****$38.90–$529.52**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Brand share**
**Bad****96%**
top-5 brand share — brand-locked demand
**Signals**[** High Price**](https://flapen.com/research/niches?market=us&signal=high_price "Avg price > $50")
According to Flapen's Amazon United States niche tracking, lennox is a $113K/yr Amazon United States market (63K searches/yr). The top 5 brands hold 96% of demand. Demand peaks in Nov–Dec. Verdict: Skip it — 42/100.
Data updated Jul 27, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **lennox market data**
- **Units sold / yr**
- **1K–1K**
- avg 0–100/product
- **Revenue / yr**
- **$122K–$152K**
- units × avg price
- **Conversion rate**
- **1.5%**
- **Avg BSR**
- **#374**
- **Page quality**
- **0%**
- **Prime**
- **57%**
- **Sponsored**
- **93%**
- **Out of stock**
- **1.3%**
- **Avg brand age**
- **48 months**
- **Avg seller age**
- **160 days**
## **Competition & brand share**
Clicks spread well past the top 5 (36% combined) — an open shelf where new products get seen.
**Brands**
**9 **▼falling
**Sellers**
**77**
**Top-5 brand share**
**96%**
Top 20: 100%
**Top-5 click share**
**36%**
Top 20: 77%
**Open market**
**2%**
- HEALTHY CLIMATE47% - Lennox39% - Lenox7% - Generic2% - Pitymody2% - Micnce1% - Open — no brand owns it (3 brands, 2%)
## **Demand & seasonality**
Weekly Amazon search volume, last 103 weeks — +5.0% search growth over the last 90 days.
3K2KHoliday '24Spike '25Prime Day '25Black Friday '25Spike '26 seasonDecMarJunAugNovMarMay
Peak months: Nov, Dec · busiest ÷ quietest = 2.4×
[**Open Trend **](https://flapen.com/research/us/tools-home-improvement/lennox/trend)
## **Top lennox search terms**
- **lennox**44K/yr+2.4%0.8% conv. - **healthy climate**7K/yr+27.8%2.9% conv. - **lennox air filter**6K/yr-3.1%3.0% conv. - **lennox furnace filters**3K/yr-2.2%3.0% conv. - **lennox air filters**2K/yr-5.9%1.6% conv. [**All search terms **](https://flapen.com/research/us/tools-home-improvement/lennox/search-terms)
## **Top lennox 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%2%$2K4%$5K6%$7K8%$9K1101001K10K 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**Lennox X6670 - (2-Pack) Healthy Climate 16 x 25 x 5 OEM HCF16-11 Air Filter MERV 11**Lennox**$60.62**4.8★1,781 rev](https://www.amazon.com/dp/B00D5YJAAO) [2**Lennox X6672 Healthy Climate 16x25x5 Furnace Filter Merv 16 Carbon Clean Home Air filter for HVAC system 2 Pack with Cleaning Cloth**HEALTHY CLIMATE**$157.96**4.8★334 rev](https://www.amazon.com/dp/B0B6JPXBBB) [3**Lennox X6673 20x25x5 Air Filter MERV 11 HVAC AC Furnace Filters Lennox Healthy Climate Filter for Home with Cleaning Cloth 2-Pack (Actual Size: 19.75 x 24.75 x 4.38 Inches)**HEALTHY CLIMATE**$65.23**4.6★105 rev](https://www.amazon.com/dp/B0FN5ZGT1Z) [4**Lennox X6673 Healthy Climate HCF20-11 MERV 11 Filter Media (2 Pack)**Lennox**$66.22**4.8★5,072 rev](https://www.amazon.com/dp/B008D7URTG) [5**Lennox X6675 20x25x5 Air Filter Lennox Healthy Climate Carbon Clean Merv 16 Home Furnace Filter for HVAC system 2 Pack with Cleaning Cloth**HEALTHY CLIMATE**$210.17**4.8★411 rev](https://www.amazon.com/dp/B074XHSNVB)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Lennox X6670 16x25x5 Air Filter MERV 11 HVAC AC Furnace Filters Lennox Healthy Climate Filter for Home with Cleaning Cloth 2-Pack (Actual Size: 15.75 x 24.75 x 4.38 Inches)**HEALTHY CLIMATE**$59.20**57 rev9mo ago](https://www.amazon.com/dp/B0FN5SGKV4) [**2 Pack 6672 MERV 16 Filter 16x25x5 Carbon-Clean HVAC Furnace Air Filter Compatible with Lennox HCC16-28 Healthy Climate Home Furnace Filter for HVAC System Part Number HCF16-16 HCF16-10**Micnce**$83.25**27 rev10mo ago](https://www.amazon.com/dp/B0FRS4T4B4) [**Lennox X6673 20x25x5 Air Filter MERV 11 HVAC AC Furnace Filters Lennox Healthy Climate Filter for Home with Cleaning Cloth 2-Pack (Actual Size: 19.75 x 24.75 x 4.38 Inches)**HEALTHY CLIMATE**$65.23**105 rev11mo ago](https://www.amazon.com/dp/B0FN5ZGT1Z) [**Lennox M30 Touchscreen Smart Wi-Fi Programmable Alexa-Enabled Communicating Remote Access Universal 4 STG Heat/2 Stage Cooling Thermostat (Model. 15Z69) Easy Install**Generic**$310.92**7 rev1y ago](https://www.amazon.com/dp/B0FP8H4BDC) [**S40 WIFI 3HT/2CL Smart Stat**Lennox**$529.52**219 rev3y ago](https://www.amazon.com/dp/B0C9R25DXF)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**2 Pack 6672 MERV 16 Filter 16x25x5 Carbon-Clean HVAC Furnace Air Filter Compatible with Lennox HCC16-28 Healthy Climate Home Furnace Filter for HVAC System Part Number HCF16-16 HCF16-10**Micnce**$83.25**4.8★**▲ 153%**](https://www.amazon.com/dp/B0FRS4T4B4) [**Lennox M30 Touchscreen Smart Wi-Fi Programmable Alexa-Enabled Communicating Remote Access Universal 4 STG Heat/2 Stage Cooling Thermostat (Model. 15Z69) Easy Install**Generic**$310.92**3.4★**▲ 133%**](https://www.amazon.com/dp/B0FP8H4BDC) [**Lennox X6670 16x25x5 Air Filter MERV 11 HVAC AC Furnace Filters Lennox Healthy Climate Filter for Home with Cleaning Cloth 2-Pack (Actual Size: 15.75 x 24.75 x 4.38 Inches)**HEALTHY CLIMATE**$59.20**4.8★**▲ 97%**](https://www.amazon.com/dp/B0FN5SGKV4) [**Lennox X6673 20x25x5 Air Filter MERV 11 HVAC AC Furnace Filters Lennox Healthy Climate Filter for Home with Cleaning Cloth 2-Pack (Actual Size: 19.75 x 24.75 x 4.38 Inches)**HEALTHY CLIMATE**$65.23**4.6★**▲ 79%**](https://www.amazon.com/dp/B0FN5ZGT1Z) [**Lennox X6672 Healthy Climate 16x25x5 Furnace Filter Merv 16 Carbon Clean Home Air filter for HVAC system 2 Pack with Cleaning Cloth**HEALTHY CLIMATE**$157.96**4.8★**▲ 55%**](https://www.amazon.com/dp/B0B6JPXBBB)
**~~View all trending →~~**
## **What buyers say about lennox**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Filtration**22%
*“Excellent Filters”*
**Quality-Overall**17%
*“Best quality”*
**Size-Overall**15%
*“Fits great”*
**Value For Money**13%
*“Great value”*
**Advertised Vs Actual Product**7%
*“As advertised”*
**Assembly/Installation**4%
*“installed without issues”*
**Efficiency**2%
*“it really helped reduce the dust”*
**Durability**2%
*“Very durable and quality construction”*
**Ease Of Use**2%
*“Quick and easy”*
**Weight Heavy**2%
*“otherwise nice heavy set”*
### **What buyers complain about **
**Size-Overall**25%
*“Didn't fit”*
**Value For Money**11%
*“costly”*
**Quality-Overall**6%
*“I would expect better quality assurance”*
**Filtration**6%
*“Not all filters are the same”*
**Rusts/Corrodes**6%
*“Rust”*
**Compatibility-Overall**5%
*“It is not compatible”*
**Functionality-Overall**4%
*“No function”*
**Connectivity-Overall**3%
*“blocked features once they are connected to wi-fi”*
**Thickness**2%
*“a bit too thin”*
**Ease Of Use**2%
*“Do not use”*
### **Top return reasons **
**Size-Overall**58%
**Filtration**15%
**Compatibility-Overall**8%
**Value For Money**4%
**Advertised Vs Actual Product**3%
**Functionality-Overall**2%
**Defective Material/Parts**1%
**Weight Heavy**1%
**Product Condition**1%
**Quality-Overall**1%
## **Common questions**
- **Is lennox profitable to sell on Amazon United States?**
- The niche generates $113K/yr across 46 tracked products. 4 of 4 products launched in the last 360 days are still selling. 90-day search growth is +5.0%. Flapen's verdict: Skip it (42/100).
- **How competitive is the lennox niche?**
- 9 brands and 77 sellers compete. The top 5 products take 36% of clicks and top 5 brands hold 96% of demand.
- **What do buyers complain about in lennox?**
- Top complaints mined from reviews: Size-Overall, Value For Money, Quality-Overall. The return rate is 0.8%.
- **When does demand for lennox peak?**
- Demand peaks in Nov–Dec; the busiest month runs 2.4× the quietest.
- **What does it cost to enter the lennox niche?**
- Listings span $38.90–$529.52; the average listing price is $121.58 (sweet spot $15–$100). The average incumbent carries 878 reviews — the moat a new listing must climb.
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