---
title: "G8 Bulb — $81K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/tools-home-improvement/g8-bulb"
last_updated: "2026-08-09T04:50:23.105Z"
locale: en
meta:
description: "Niche score 37/100 · $81K/yr market · 53K searches/yr · $9.19 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 37/100 · $81K/yr market · 53K searches/yr · $9.19 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "G8 Bulb — $81K/yr Amazon US Niche (2026) - Flapen"
---
# **g8 bulb**
**Skip it**
A small market ($81K/yr) — this niche doesn't clear our bar today.
Market size 20Growth 22Conversion 98Competition 21Returns 50Price range 20Avg price 27Brand share 45Review moat 49Quality gap 40
**Conversion**
**Incredible****16.8%**
search→purchase rate — share of searches ending in a sale
**Returns**
**Good****3.0%**
return rate — above 5% kills the launch gate
**Review moat**
**Okay****1,553.29**
avg incumbent reviews — the moat a new listing must climb
**Brand share**
**Okay****78%**
top-5 brand share — brands hold most of the demand
**Quality gap**
**Okay****4.5★**
avg incumbent rating — lower means beatable quality
**Avg price**
**Okay****$9.19**
avg listing price — sweet spot $15–$100
**Growth**
**Bad****-6.9%**
90-day search growth — must beat 0% to launch
**Competition**
**Bad****75%**
top-5 click share — a locked-up shelf
**Market size**
**Bad****$81K**
$81K/yr · 53K searches
**Price range**
**Bad****$5.31–$17.38**
cheapest to priciest tracked listing — scored on the share inside $15–$100
According to Flapen's Amazon United States niche tracking, g8 bulb is a $81K/yr Amazon United States market (53K searches/yr). The top 5 brands hold 78% of demand. Demand peaks in Jan. Verdict: Skip it — 37/100.
Data updated Jul 28, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **g8 bulb market data**
- **Units sold / yr**
- **8K–10K**
- avg 500–750/product
- **Revenue / yr**
- **$74K–$92K**
- units × avg price
- **Conversion rate**
- **16.8%**
- **Avg BSR**
- **#98**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **100%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **58 months**
- **Avg seller age**
- **184 days**
## **Competition & brand share**
The top 5 products capture 75% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**13 **▼falling
**Sellers**
**27**
**Top-5 brand share**
**78%**
Top 20: 100%
**Top-5 click share**
**75%**
Top 20: 100%
**Open market**
**17%**
- YBEK24% - TAIYALOO20% - Flaspar15% - Feit Electric14% - BOGAO5% - Gaormii4% - Open — no brand owns it (7 brands, 17%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -6.9% search growth over the last 90 days.
2K1KBlack Friday '24Black Friday '25Holiday '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Jan · busiest ÷ quietest = 1.7×
[**Open Trend **](https://flapen.com/research/us/tools-home-improvement/g8-bulb/trend)
## **Top g8 bulb search terms**
- **g8 bulb**18K/yr-0.4%8.8% conv. - **g8 halogen bulb 20w**10K/yr+77.3%17.6% conv. - **xenon 20 watt 120 volt g8 base**8K/yr-30.3%16.6% conv. - **g8 120v 20w bulb**7K/yr-40.7%19.6% conv. - **g8 halogen bulb**5K/yr-45.3%10.9% conv. - **g8 light bulb**4K/yr-14.5%8.7% conv. [**All search terms **](https://flapen.com/research/us/tools-home-improvement/g8-bulb/search-terms)
## **Top g8 bulb 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%$8K20%$16K30%$24K40%$32K101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 14 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**YBEK G8 Halogen Light Bulbs 20W 120V Under Cabinet Lighting Replacements 2Pin 2700K Warm White (Pack of 10)**YBEK**$9.66**4.6★2,132 rev](https://www.amazon.com/dp/B091BLRVQ9) [2**TAIYALOO G8 Halogen Light Bulbs 20W Dimmable 120V G8 Base 2Pin Xenon Bulb (12 Pack) T4 JCD Type Warm White Under Cabinet Puck Lighting Replacements**TAIYALOO**$9.47**4.6★1,727 rev](https://www.amazon.com/dp/B08NVBQQXL) [3**Flaspar G8 Halogen Light Bulbs 6 Pack 20W 120V G8 Bi-Pin Base Halogen Bulb**Flaspar**$5.99**4.6★219 rev](https://www.amazon.com/dp/B0C5DMB2YY) [4**Feit Electric 20-Watt Xenon Halogen Light Bulb Dimmable 3000K Bright White G8 Bi-Pin Base 170 Lumens 90+ CRI Cool & Long-Lasting for Under Cabinet Accent Display & Task Lighting 3-Pack**Feit Electric**$8.21**4.6★1,429 rev](https://www.amazon.com/dp/B001KVZU94) [5**BOGAO G8 Light Bulbs 20Watt 120Volt Halogen Light Bulb G8 Base Bi-Pin Shorter 1-3/8 (1.38) Length 20W T4 JCD Warm White Under Cabinet Puck Lighting Replacements 10Pack**BOGAO**$9.51**4.6★3,226 rev](https://www.amazon.com/dp/B07VV9S7QT)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**GIVEDOUA G8 Halogen Bulb 20W 120V Bi-Pin Base T4 Type Dimmable 2700K Warm White Replacement for Under Cabinet Puck Lights (10 Pack)**GIVEDOUA**$6.13**13 rev4mo ago](https://www.amazon.com/dp/B0GS4NQT6N) [**Ddlisu G8 Halogen Bulb 20W 120V 2700K 240LM Dimmable 2 Pack**Ddlisu**$5.31**87 rev10mo ago](https://www.amazon.com/dp/B0FS2184G3) [**Vannise G8 Halogen Bulb 20W 120V 2800K for Under Cabinet Puck Light**Vannise**$9.44**38 rev2y ago](https://www.amazon.com/dp/B0CXP3BYDQ) [**Flaspar G8 Halogen Light Bulbs 6 Pack 20W 120V G8 Bi-Pin Base Halogen Bulb**Flaspar**$5.99**219 rev3y ago](https://www.amazon.com/dp/B0C5DMB2YY) [**VITUNOV G8 Halogen Bulb 120V 20W Xenon Under Cabinet Lighting Replacements T4 Type 2 Pin Base Dimmable 2700K Warm White (12 Pack)**VITUNOV**$7.92**106 rev4y ago](https://www.amazon.com/dp/B09XBFY79S)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**GIVEDOUA G8 Halogen Bulb 20W 120V Bi-Pin Base T4 Type Dimmable 2700K Warm White Replacement for Under Cabinet Puck Lights (10 Pack)**GIVEDOUA**$6.13**4.5★**▲ 276%**](https://www.amazon.com/dp/B0GS4NQT6N) [**VITUNOV G8 Halogen Bulb 120V 20W Xenon Under Cabinet Lighting Replacements T4 Type 2 Pin Base Dimmable 2700K Warm White (12 Pack)**VITUNOV**$7.92**4.5★**▲ 101%**](https://www.amazon.com/dp/B09XBFY79S) [**Vannise G8 Halogen Bulb 20W 120V 2800K for Under Cabinet Puck Light**Vannise**$9.44**4.1★**▲ 25%**](https://www.amazon.com/dp/B0CXP3BYDQ) [**Flaspar G8 Halogen Light Bulbs 6 Pack 20W 120V G8 Bi-Pin Base Halogen Bulb**Flaspar**$5.99**4.6★**▲ 24%**](https://www.amazon.com/dp/B0C5DMB2YY) [**TAIYALOO G8 LED Bulb Dimmable 3W Equivalent to G8 Halogen Bulb 20W-25W T4 JCD Type Bi-Pin G8 Base AC 120V G8 Bulb Warm White 3000K for Under Cabinet Light Under Counter Kitchen Lighting (10 Pack)**TAIYALOO**$17.38**4.3★**▲ 24%**](https://www.amazon.com/dp/B07PPFCC6B)
**~~View all trending →~~**
## **What buyers say about g8 bulb**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Brightness/Shine/Glow**19%
*“They are bright”*
**Size-Overall**16%
*“fit just like they should”*
**Value For Money**15%
*“Excellent value”*
**Quality-Overall**10%
*“Excellent quality”*
**Advertised Vs Actual Product**9%
*“As advertised”*
**Efficiency**6%
*“works well”*
**Durability**5%
*“They seem pretty durable”*
**Assembly/Installation**4%
*“Easy to install”*
**Bulb Flicker/Dimming/Color**2%
*“I also like that theyre dimmable”*
**Compatibility-Overall**1%
*“Compatibility is great”*
### **What buyers complain about **
**Bulb Flicker/Dimming/Color**18%
*“These flicker very bad when on low voltage”*
**Durability**16%
*“don't last”*
**Quality-Overall**10%
*“Poor quality control”*
**Size-Overall**9%
*“Didn't fit well”*
**Assembly/Installation**7%
*“They are NOT easy to install”*
**Brightness/Shine/Glow**7%
*“The lights just are not bright enough”*
**Flammable**3%
*“One of three bulbs was burned out at delivery”*
**Functionality-Overall**2%
*“Poor functioning”*
**Connectivity-Overall**2%
*“Bulb and connector undersized, cheap, break, and don't last”*
**Socket/Port/Plug**2%
*“They flicker and dont stay in the socket”*
### **Top return reasons **
**Size-Overall**62%
**Bulb Flicker/Dimming/Color**11%
**Compatibility-Overall**8%
**Advertised Vs Actual Product**6%
**Functionality-Overall**3%
**Brightness/Shine/Glow**3%
**Color**3%
**Defective Material/Parts**2%
**Value For Money**1%
**Socket/Port/Plug**1%
## **Common questions**
- **Is g8 bulb profitable to sell on Amazon United States?**
- The niche generates $81K/yr across 14 tracked products. 0 of 2 products launched in the last 360 days are still selling. 90-day search growth is -6.9%. Flapen's verdict: Skip it (37/100).
- **How competitive is the g8 bulb niche?**
- 13 brands and 27 sellers compete. The top 5 products take 75% of clicks and top 5 brands hold 78% of demand.
- **What do buyers complain about in g8 bulb?**
- Top complaints mined from reviews: Bulb Flicker/Dimming/Color, Durability, Quality-Overall. The return rate is 3.0%.
- **When does demand for g8 bulb peak?**
- Demand peaks in Jan; the busiest month runs 1.7× the quietest.
- **What does it cost to enter the g8 bulb niche?**
- Listings span $5.31–$17.38; the average listing price is $9.19 (sweet spot $15–$100). The average incumbent carries 1,553 reviews — the moat a new listing must climb.
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