---
title: "Broan 663 688 Replacement — $23K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/appliances/broan-663-688-replacement"
last_updated: "2026-08-09T06:10:21.470Z"
locale: en
meta:
description: "Niche score 32/100 · $23K/yr market · 21K searches/yr · $31.83 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 32/100 · $23K/yr market · 21K searches/yr · $31.83 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Broan 663 688 Replacement — $23K/yr Amazon US Niche (2026) - Flapen"
---
# **broan 663 688 replacement**
**Skip it**
A small market ($23K/yr) — this niche doesn't clear our bar today.
Market size 6Growth 25Conversion 43Competition 20Returns 30Price range 95Avg price 95Brand share 16Review moat 67Quality gap 28
**Avg price**
**Incredible****$31.83**
avg listing price — sweet spot $15–$100
**Price range**
**Incredible****$20.96–$56.82**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Review moat**
**Good****815.92**
avg incumbent reviews — the moat a new listing must climb
**Conversion**
**Okay****3.4%**
search→purchase rate — share of searches ending in a sale
**Returns**
**Okay****4.6%**
return rate — above 5% kills the launch gate
**Quality gap**
**Okay****4.6★**
avg incumbent rating — lower means beatable quality
**Growth**
**Bad****-0.2%**
90-day search growth — must beat 0% to launch
**Competition**
**Bad****76%**
top-5 click share — a locked-up shelf
**Brand share**
**Bad****93%**
top-5 brand share — brand-locked demand
**Market size**
**Bad****$23K**
$23K/yr · 21K searches
According to Flapen's Amazon United States niche tracking, broan 663 688 replacement is a $23K/yr Amazon United States market (21K searches/yr). The top 5 brands hold 93% of demand. Demand peaks in Sep–Dec. Verdict: Skip it — 32/100.
Data updated Jul 6, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **broan 663 688 replacement market data**
- **Units sold / yr**
- **2K–2K**
- avg 100–250/product
- **Revenue / yr**
- **$48K–$64K**
- units × avg price
- **Conversion rate**
- **3.4%**
- **Avg BSR**
- **#125**
- **Page quality**
- **0%**
- **Prime**
- **92%**
- **Sponsored**
- **85%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **33 months**
- **Avg seller age**
- **171 days**
## **Competition & brand share**
The top 5 products capture 76% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**8 **▲rising
**Sellers**
**56**
**Top-5 brand share**
**93%**
Top 20: 100%
**Top-5 click share**
**76%**
Top 20: 100%
**Open market**
**3%**
- CLLOMAGY35% - Broan-NuTone30% - Motoasis18% - Brvclon6% - Suyomo6% - Criditpid3% - Open — no brand owns it (2 brands, 3%)
## **Demand & seasonality**
Weekly Amazon search volume, last 109 weeks — -0.2% search growth over the last 90 days.
1K600Spike '24Holiday '24Spike '25Holiday '25 seasonSepDecMarJunAugNovMarMay
Peak months: Sep, Dec · busiest ÷ quietest = 1.9×
[**Open Trend **](https://flapen.com/research/us/appliances/broan-663-688-replacement/trend)
## **Top broan 663 688 replacement search terms**
- **broan 688**14K/yr+0.7%7.1% conv. - **688**5K/yr-3.8%0.1% conv. - **broan 688 exhaust fan**3K/yr+1.6%6.4% conv. [**All search terms **](https://flapen.com/research/us/appliances/broan-663-688-replacement/search-terms)
## **Top broan 663 688 replacement 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%10%$2K20%$5K30%$7K40%$9K101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 13 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**696N-R02 B Unit Replacement Grille 97011723 for Broan 688 Exhaust Fan Cover**CLLOMAGY**$26.51**4.4★148 rev](https://www.amazon.com/dp/B0DHWYTJW5) [2**Upgraded Copper Motor 696N-R02 B Unit 50CFM Fan Compatible with Broan-Nutone 688-K 688-J 688-H 688-G 695N-R02 B 696N-R01 B 695N-R02 B 2.0 Sones S97012026 Fan Assembly**Motoasis**$21.56**4.5★723 rev](https://www.amazon.com/dp/B0CQGDKLK2) [3**696N-R02 B Unit for NuTone S97012026 Fan Broan 688 Replacement Fan Motor**CLLOMAGY**$21.00**4.6★453 rev](https://www.amazon.com/dp/B0D7QD1FX9) [4**Broan-NuTone Bathroom Exhaust Fan 50 CFM Modern Grille Energy Star Fan 2.0 Sones**Broan-NuTone**$21.48**4.6★612 rev](https://www.amazon.com/dp/B0F1B4J7BX) [5**Broan-NuTone 688 Ceiling and Wall Ventilation 50 CFM 4.0 Sones White Bath Fan**Broan-NuTone**$56.82**4.6★6,687 rev](https://www.amazon.com/dp/B00004TTZZ)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Suyomo S97012029 Bathroom Exhaust Fan Motor and Cover Assembly Replacement**Suyomo**$41.14**15 rev6mo ago](https://www.amazon.com/dp/B0G8DSWW48) [**Broan-NuTone Bathroom Exhaust Fan 50 CFM Modern Grille Energy Star Fan 2.0 Sones**Broan-NuTone**$21.48**612 rev1y ago](https://www.amazon.com/dp/B0F1B4J7BX) [**696N-R02 B Unit Replacement Grille 97011723 for Broan 688 Exhaust Fan Cover**CLLOMAGY**$26.51**148 rev1y ago](https://www.amazon.com/dp/B0DHWYTJW5) [**Broan-Nutone 688E Bathroom Exhaust Fan 50 CFM Energy Star Exhaust Fan 2.0 Sones**Broan-NuTone**$21.30**220 rev1y ago](https://www.amazon.com/dp/B0DG3PQW86) [**UpgradeS97012029 Fan 663 688 Motor Assembly for Nutone Broan 663-E/688-E 663-C/688-C 663 688 662 668 670 663-B/688-B 684-C 671-A 689-A/B/C/D(70CFM) Bathroom Exhaust Fan Replacement Motor**Criditpid**$35.87**47 rev1y ago](https://www.amazon.com/dp/B0D9Q7YQR2)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Suyomo S97012029 Bathroom Exhaust Fan Motor and Cover Assembly Replacement**Suyomo**$41.14**4.7★**▲ 184%**](https://www.amazon.com/dp/B0G8DSWW48) [**UpgradeS97012029 Fan 663 688 Motor Assembly for Nutone Broan 663-E/688-E 663-C/688-C 663 688 662 668 670 663-B/688-B 684-C 671-A 689-A/B/C/D(70CFM) Bathroom Exhaust Fan Replacement Motor**Criditpid**$35.87**4.9★**▲ 140%**](https://www.amazon.com/dp/B0D9Q7YQR2) [**663-C/688-C 50CFM Fan S97012029 Motor Assembly for Nutone Broan Bathroom Exhaust Fan 663/688 663-E/688-E 663-B/688-B 663-A/688-A 670 671-A 689-A/B/C/D Bathroom Fan Motor Replacement 97012029.**Hiorucet**$35.48**4.5★**▲ 114%**](https://www.amazon.com/dp/B0D9QJPFRT) [**Upgrade Pure Copper 696N-R02 B Unit 50CFM Fan Compatible with Broan 688-K 688-G 688-H 688-J Compatible with Nutone 696N-R01/R02 B Unit 2.0Sones S97012026 Bathroom Fan Motor Assembly**Brvclon**$20.96**4.4★**▲ 99%**](https://www.amazon.com/dp/B0D4QY1VRS) [**Broan-NuTone Bathroom Exhaust Fan Easy Retrofit Without Attic Access Ultra Quiet 0.9 Sones Effective Ventilation at 60 CFM ENERGY STAR Certified Moisture and Odor Control**Broan-NuTone**$53.33**4.6★**▲ 83%**](https://www.amazon.com/dp/B0CXQS37PM)
**~~View all trending →~~**
## **What buyers say about broan 663 688 replacement**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Size-Overall**25%
*“Exact fit”*
**Assembly/Installation**20%
*“Installed great,”*
**Noise Level**17%
*“the amount of noise is minimal”*
**Value For Money**7%
*“reasonable price”*
**Quality-Overall**5%
*“the quality feels solid”*
**Advertised Vs Actual Product**5%
*“As advertised”*
**Efficiency**5%
*“Works as intended”*
**Ease Of Use**2%
*“Easy peasy”*
**Compatibility-Overall**1%
*“they are a compatible replacement as well as quieter”*
**Socket/Port/Plug**1%
*“Perfect for plug and play”*
### **What buyers complain about **
**Noise Level**30%
*“Very loud”*
**Size-Overall**13%
*“It was too large”*
**Quality-Overall**8%
*“Very obvious problem no quality control”*
**Assembly/Installation**5%
*“the installation wasnt as straightforward as expected”*
**Durability**4%
*“didn't last”*
**Functionality-Overall**2%
*“doesn't move air all that well”*
**Defective Material/Parts**2%
*“had issues with other similiar items”*
**Advertised Vs Actual Product**2%
*“This one said it will fit but it looks different.”*
**Compatibility-Overall**2%
*“it is not a suitable substitute for all listed models”*
**Metal Quality**1%
*“Dont use sharp metal”*
### **Top return reasons **
**Size-Overall**63%
**Compatibility-Overall**6%
**Noise Level**5%
**Advertised Vs Actual Product**5%
**Defective Material/Parts**4%
**Functionality-Overall**4%
**Assembly/Installation**3%
**Value For Money**2%
**Connectivity-Overall**1%
**Quality-Overall**1%
## **Common questions**
- **Is broan 663 688 replacement profitable to sell on Amazon United States?**
- The niche generates $23K/yr across 13 tracked products. 0 of 1 products launched in the last 360 days are still selling. 90-day search growth is -0.2%. Flapen's verdict: Skip it (32/100).
- **How competitive is the broan 663 688 replacement niche?**
- 8 brands and 56 sellers compete. The top 5 products take 76% of clicks and top 5 brands hold 93% of demand.
- **What do buyers complain about in broan 663 688 replacement?**
- Top complaints mined from reviews: Noise Level, Size-Overall, Quality-Overall. The return rate is 4.6%.
- **When does demand for broan 663 688 replacement peak?**
- Demand peaks in Sep–Dec; the busiest month runs 1.9× the quietest.
- **What does it cost to enter the broan 663 688 replacement niche?**
- Listings span $20.96–$56.82; the average listing price is $31.83 (sweet spot $15–$100). The average incumbent carries 816 reviews — the moat a new listing must climb.
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