---
title: "Flux Pen — $162K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/tools-home-improvement/flux-pen"
last_updated: "2026-08-09T04:02:27.355Z"
locale: en
meta:
description: "Niche score 44/100 · $162K/yr market · 102K searches/yr · $9.19 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 44/100 · $162K/yr market · 102K searches/yr · $9.19 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Flux Pen — $162K/yr Amazon US Niche (2026) - Flapen"
---
# **flux pen**
**Skip it**
Prices mostly outside the sweet spot ($6.03–$15.85) — this niche doesn't clear our bar today.
Market size 34Growth 47Conversion 98Competition 17Returns 97Price range 9Avg price 27Brand share 30Review moat 40Quality gap 27
**Conversion**
**Incredible****17.3%**
search→purchase rate — share of searches ending in a sale
**Returns**
**Incredible****0.7%**
return rate — above 5% kills the launch gate
**Growth**
**Okay****+17.4%**
90-day search growth — must beat 0% to launch
**Review moat**
**Okay****2,451.09**
avg incumbent reviews — the moat a new listing must climb
**Market size**
**Okay****$162K**
$162K/yr · 102K searches
**Brand share**
**Okay****87%**
top-5 brand share — brands hold most of the demand
**Quality gap**
**Okay****4.6★**
avg incumbent rating — lower means beatable quality
**Avg price**
**Okay****$9.19**
avg listing price — sweet spot $15–$100
**Competition**
**Bad****79%**
top-5 click share — a locked-up shelf
**Price range**
**Bad****$6.03–$15.85**
cheapest to priciest tracked listing — scored on the share inside $15–$100
According to Flapen's Amazon United States niche tracking, flux pen is a $162K/yr Amazon United States market (102K searches/yr). The top 5 brands hold 87% of demand. Demand peaks in Apr–May. Verdict: Skip it — 44/100.
Data updated Jul 30, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **flux pen market data**
- **Units sold / yr**
- **10K–13K**
- avg 750–1,000/product
- **Revenue / yr**
- **$92K–$115K**
- units × avg price
- **Conversion rate**
- **17.3%**
- **Avg BSR**
- **#51**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **64%**
- **Out of stock**
- **6.0%**
- **Avg brand age**
- **64 months**
- **Avg seller age**
- **189 days**
## **Competition & brand share**
The top 5 products capture 79% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**9 **▼falling
**Sellers**
**12**
**Top-5 brand share**
**87%**
Top 20: 100%
**Top-5 click share**
**79%**
Top 20: 100%
**Open market**
**9%**
- Outus32% - QUIMTECH25% - Essmetuin14% - Chip Quik11% - BEEYUIHF6% - SRA Soldering Products4% - Open — no brand owns it (3 brands, 9%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — +17.4% search growth over the last 90 days.
6K4KSpike '25Black Friday '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Apr, May · busiest ÷ quietest = 2.7×
[**Open Trend **](https://flapen.com/research/us/tools-home-improvement/flux-pen/trend)
## **Top flux pen search terms**
- **flux pen**72K/yr+28.6%7.8% conv. - **solder flux pen**15K/yr-20.4%14.8% conv. - **soldering flux pen**7K/yr-15.8%13.8% conv. - **no clean flux pen**5K/yr+8.5%17.2% conv. - **rosin flux pen**4K/yr-7.4%17.0% conv. [**All search terms **](https://flapen.com/research/us/tools-home-improvement/flux-pen/search-terms)
## **Top flux pen 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%$16K20%$32K30%$49K40%$65K101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 11 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**3 Pcs No Clean Soldering Pen Rosin Solder Pen for PCB Electronics Welding**Outus**$9.69**4.4★532 rev](https://www.amazon.com/dp/B0953NGKXR) [2**Solder Flux Pen (10 ml) I Liquid Solder Flux I Soldering Flux I Electrical Solder I No Clean Liquid Flux I Rosin Flux I Soldering Flux for Electronics I Lead Free Liquid Solder I Flux for Soldering**QUIMTECH**$6.03**4.6★36 rev](https://www.amazon.com/dp/B0FF793RRY) [3**Desoldering Wick and Soldering Flux Paste for Electronics Repair No Clean Flux(10CC) Solder Removal Kit**Essmetuin**$9.93**4.7★1,241 rev](https://www.amazon.com/dp/B0D3H8NZLP) [4**Chip Quik CQ4LF Liquid Flux No-Clean (10ml (0.34oz) Pen)**Chip Quik**$7.95**4.4★3,118 rev](https://www.amazon.com/dp/B07B53LNGX) [5**Liquid Solder Flux Dropper (30 ml/1 Oz.) I RMA Liquid Solder Flux I Soldering Flux I Electrical Solder I No Clean Liquid Flux I Rosin Flux I Soldering Flux for Electronics I Lead Free Liquid Solder I**QUIMTECH**$7.04**4.6★3,266 rev](https://www.amazon.com/dp/B0CN29BZKV)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**BEEYUIHF Liquid Solder Flux Dropper Liquid Soldering Flux No Clean Liquid Flux Electrical Liquid Rosin Flux Solder Liquid Flux Soldering Squeeze Bottle (30 mL/1.05Oz.)**BEEYUIHF**$6.89**416 rev10mo ago](https://www.amazon.com/dp/B0FR3SKG1W) [**TOWOT 10ft Solder Wick Braid & No-Clean Soldering Flux Paste (10cc) - Desoldering Kit for Electronics Repair PCB Circuit Board Rework**TOWOT**$9.15**8,501 rev12mo ago](https://www.amazon.com/dp/B0FL1ZQ5DS) [**Solder Flux Pen (10 ml) I Liquid Solder Flux I Soldering Flux I Electrical Solder I No Clean Liquid Flux I Rosin Flux I Soldering Flux for Electronics I Lead Free Liquid Solder I Flux for Soldering**QUIMTECH**$6.03**36 rev1y ago](https://www.amazon.com/dp/B0FF793RRY) [**Lesnow Solder Flux Paste And Solder Wick Braid No Clean Soldering Flux(10cc) Soldering Remover Tool 10ft Desoldering Wick Braid For Electronics Repair For Disassemble Electrical Components**Lesnow**$9.82**7,266 rev1y ago](https://www.amazon.com/dp/B0F8BJPC9Y) [**Kaisiking Solder Flux & Desoldering Wick for Electronics Soldering Rework**Kaisiking**$9.30**299 rev1y ago](https://www.amazon.com/dp/B0F4DCRJ7N)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Solder Flux Pen (10 ml) I Liquid Solder Flux I Soldering Flux I Electrical Solder I No Clean Liquid Flux I Rosin Flux I Soldering Flux for Electronics I Lead Free Liquid Solder I Flux for Soldering**QUIMTECH**$6.03**4.6★**▲ 155%**](https://www.amazon.com/dp/B0FF793RRY) [**TOWOT 10ft Solder Wick Braid & No-Clean Soldering Flux Paste (10cc) - Desoldering Kit for Electronics Repair PCB Circuit Board Rework**TOWOT**$9.15**4.6★**▲ 46%**](https://www.amazon.com/dp/B0FL1ZQ5DS) [**Kaisiking Solder Flux & Desoldering Wick for Electronics Soldering Rework**Kaisiking**$9.30**4.6★**▲ 43%**](https://www.amazon.com/dp/B0F4DCRJ7N) [**BEEYUIHF Liquid Solder Flux Dropper Liquid Soldering Flux No Clean Liquid Flux Electrical Liquid Rosin Flux Solder Liquid Flux Soldering Squeeze Bottle (30 mL/1.05Oz.)**BEEYUIHF**$6.89**4.6★**▲ 33%**](https://www.amazon.com/dp/B0FR3SKG1W) [**Desoldering Wick and Soldering Flux Paste for Electronics Repair No Clean Flux(10CC) Solder Removal Kit**Essmetuin**$9.93**4.7★**▲ 16%**](https://www.amazon.com/dp/B0D3H8NZLP)
**~~View all trending →~~**
## **What buyers say about flux pen**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**20%
*“Good quality”*
**Advertised Vs Actual Product**18%
*“As Advertised”*
**Ease Of Use**17%
*“Works and allows easy control”*
**Value For Money**12%
*“Excellent value”*
**Ease Of Cleaning**7%
*“No mess”*
**Spray/Flow**5%
*“Flow is consistent”*
**Size-Overall**3%
*“Fits perfectly”*
**Functionality-Overall**2%
*“Easy fluxing things like circuit boards”*
**Design-Overall**2%
*“It is versatile within the range of projects it is designed for”*
**Portability**2%
*“Handy Flux Pen for Electronics Work”*
### **What buyers complain about **
**Adhesion/Stickiness**14%
*“does leave a sticky residue that I don't want to leave on the board”*
**Functionality-Overall**10%
*“Didn't work as expected”*
**Quality-Overall**8%
*“Cheap stuff”*
**Value For Money**7%
*“It may seem a little expensive”*
**Size-Overall**6%
*“a bit larger so easy to grip”*
**Ease Of Use**5%
*“it is difficult to apply with the plunger flopping around”*
**Thickness**4%
*“The pen is kind of chunky”*
**Spray/Flow**4%
*“the flux takes a bit to initially get flowing”*
**Flammable**3%
*“seems to burn easily making cleanup harder”*
**Instructions/User Manual/Troubleshooting**2%
*“no directions'”*
### **Top return reasons **
**Functionality-Overall**28%
**Value For Money**15%
**Size-Overall**10%
**Advertised Vs Actual Product**9%
**Quality-Overall**9%
**Defective Material/Parts**8%
**Adhesion/Stickiness**4%
**Heating**3%
**Maintenance And Repair**3%
**Product Condition**2%
## **Common questions**
- **Is flux pen profitable to sell on Amazon United States?**
- The niche generates $162K/yr across 11 tracked products. 2 of 2 products launched in the last 360 days are still selling. 90-day search growth is +17.4%. Flapen's verdict: Skip it (44/100).
- **How competitive is the flux pen niche?**
- 9 brands and 12 sellers compete. The top 5 products take 79% of clicks and top 5 brands hold 87% of demand.
- **What do buyers complain about in flux pen?**
- Top complaints mined from reviews: Adhesion/Stickiness, Functionality-Overall, Quality-Overall. The return rate is 0.7%.
- **When does demand for flux pen peak?**
- Demand peaks in Apr–May; the busiest month runs 2.7× the quietest.
- **What does it cost to enter the flux pen niche?**
- Listings span $6.03–$15.85; the average listing price is $9.19 (sweet spot $15–$100). The average incumbent carries 2,451 reviews — the moat a new listing must climb.
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