---
title: "Plumbing Solder — $131K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/tools-home-improvement/plumbing-solder"
last_updated: "2026-08-08T19:26:47.913Z"
locale: en
meta:
description: "Niche score 44/100 · $131K/yr market · 57K searches/yr · $22.50 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 44/100 · $131K/yr market · 57K searches/yr · $22.50 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Plumbing Solder — $131K/yr Amazon US Niche (2026) - Flapen"
---
# **plumbing solder**
**Skip it**
Brand-locked demand (top 5 brands take 97% of clicks) — this niche doesn't clear our bar today.
Market size 29Growth 10Conversion 88Competition 35Returns 83Price range 77Avg price 94Brand share 9Review moat 80Quality gap 28
**Avg price**
**Great****$22.50**
avg listing price — sweet spot $15–$100
**Conversion**
**Great****10.1%**
search→purchase rate — share of searches ending in a sale
**Returns**
**Great****1.6%**
return rate — above 5% kills the launch gate
**Review moat**
**Great****403.73**
avg incumbent reviews — the moat a new listing must climb
**Price range**
**Great****$5.54–$46.92**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Competition**
**Okay****64%**
top-5 click share — leaders hold, buyers still browse
**Market size**
**Okay****$131K**
$131K/yr · 57K searches
**Quality gap**
**Okay****4.6★**
avg incumbent rating — lower means beatable quality
**Growth**
**Bad****-30.3%**
90-day search growth — must beat 0% to launch
**Brand share**
**Bad****97%**
top-5 brand share — brand-locked demand
According to Flapen's Amazon United States niche tracking, plumbing solder is a $131K/yr Amazon United States market (57K searches/yr). The top 5 brands hold 97% of demand. Demand peaks in Jan. Verdict: Skip it — 44/100.
Data updated Jul 30, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **plumbing solder market data**
- **Units sold / yr**
- **4K–5K**
- avg 100–250/product
- **Revenue / yr**
- **$90K–$113K**
- units × avg price
- **Conversion rate**
- **10.1%**
- **Avg BSR**
- **#290**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **68%**
- **Out of stock**
- **4.8%**
- **Avg brand age**
- **68 months**
- **Avg seller age**
- **168 days**
## **Competition & brand share**
The top 5 products take 64% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**8 **▼falling
**Sellers**
**81**
**Top-5 brand share**
**97%**
Top 20: 100%
**Top-5 click share**
**64%**
Top 20: 98%
**Open market**
**2%**
- Oatey43% - AIM34% - Essmetuin13% - Dorman3% - ComStar3% - Keymarx1% - Open — no brand owns it (2 brands, 2%)
## **Demand & seasonality**
Weekly Amazon search volume, last 78 weeks — -30.3% search growth over the last 90 days.
2K1KPrime Day '25Spike '26 seasonFebMarAprMayJunJulAugSepOctNovDecJanFebMarAprMayJunJul
Peak months: Jan · busiest ÷ quietest = 1.6×
[**Open Trend **](https://flapen.com/research/us/tools-home-improvement/plumbing-solder/trend)
## **Top plumbing solder search terms**
- **plumbing solder**30K/yr-11.3%7.2% conv. - **copper pipe solder**13K/yr-71.5%8.3% conv. - **solder for copper pipe**6K/yr-4.5%9.7% conv. - **solder plumbing**3K/yr-20.2%11.2% conv. - **oatey solder**3K/yr-15.5%8.1% conv. - **pipe solder**3K/yr+0.9%5.7% conv. [**All search terms **](https://flapen.com/research/us/tools-home-improvement/plumbing-solder/search-terms)
## **Top plumbing solder 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%5%$7K10%$13K15%$20K20%$26K1101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 22 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Oatey 29024 Safe Flo 0.117-Inch ga. Bulk Silver 1/2 lb.**Oatey**$27.07**4.6★350 rev](https://www.amazon.com/dp/B000GASQ82) [2**AIM Plumbing Solder Kit with solder wire flux and brush Solder for Plumbing Repairs (113g / 4oz)**AIM**$20.15**4.7★529 rev](https://www.amazon.com/dp/B0BSYD1J7J) [3**Essmetuin Lead Free Solder Wire(Sn99.3Cu0.7) For Plumbing Solder/Stained Glass/Crafts/Jewelry 217 Melting Point 2.0MM No Flux ROHS (3.2oz)**Essmetuin**$17.97**4.6★306 rev](https://www.amazon.com/dp/B0BRV2TM85) [4**Oatay Plumbing Solder Kit 1/4 lb solder and 1.7 oz flux**Oatey**$25.26**4.8★372 rev](https://www.amazon.com/dp/B000FK743G) [5**AIM Lead-Free Plumbing Solder Silver Bearing 0.125inch dia 1/4 Lb Spool**AIM**$17.51**4.7★891 rev](https://www.amazon.com/dp/B0B94GNWHP)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**50ml Copper Soldering Kit No Heat Liquid Solder for Copper Pipe w/Precision Nozzle Instant Leak Repair Plumbing Solder for Copper&Brass Up to 500 PSI -60F to +300F Bonding Solution for Pipe&HVAC**HappyAlley**$13.01**2 rev3mo ago](https://www.amazon.com/dp/B0GXJ6Q433) [**AIM Econosol 97/3 Lead-Free 0.125inch Solid Solder Wire for Plumbing Repairs (454g / 16oz)**AIM**$34.06**22 rev3y ago](https://www.amazon.com/dp/B0BVSVWNW1) [**AIM Plumbing Solder Kit with solder wire flux and brush Solder for Plumbing Repairs (113g / 4oz)**AIM**$20.15**529 rev3y ago](https://www.amazon.com/dp/B0BSYD1J7J) [**Essmetuin Lead Free Solder Wire(Sn99.3Cu0.7) For Plumbing Solder/Stained Glass/Crafts/Jewelry 217 Melting Point 2.0MM No Flux ROHS (3.2oz)**Essmetuin**$17.97**306 rev3y ago](https://www.amazon.com/dp/B0BRV2TM85) [**AIM Lead-Free Plumbing Solder Silver Bearing 0.125inch dia 1/4 Lb Spool**AIM**$17.51**891 rev3y ago](https://www.amazon.com/dp/B0B94GNWHP)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**50ml Copper Soldering Kit No Heat Liquid Solder for Copper Pipe w/Precision Nozzle Instant Leak Repair Plumbing Solder for Copper&Brass Up to 500 PSI -60F to +300F Bonding Solution for Pipe&HVAC**HappyAlley**$13.01**4.5★**▲ 281%**](https://www.amazon.com/dp/B0GXJ6Q433) [**2 oz Liquid Solder for Copper & Brass No Heat Plumbing Soldering Kit Instant Leak Seal up to 500 PSI Safe from -60F to +300F Ideal for Plumbing & HVAC Repairs**Keymarx**$12.96**4.0★**▲ 281%**](https://www.amazon.com/dp/B0GYP2X6N9) [**AIM Lead-Free Plumbing Solder Silver Bearing 0.125inch dia 1/2 Lb Spool**AIM**$24.67**4.7★**▲ 61%**](https://www.amazon.com/dp/B0B94LRF7K) [**ComStar Copper Lock 10 ml No-Heat Liquid Solder Pipe & Coupling Solder**ComStar**$13.68**4.2★**▲ 53%**](https://www.amazon.com/dp/B004Y758Z2) [**OATEY 50193 Acid Core Wire Solder 0.5 Lb. Carded Solid Silver Gray**Oatey**$20.54**4.5★**▲ 49%**](https://www.amazon.com/dp/B000BQSJYC)
**~~View all trending →~~**
## **What buyers say about plumbing solder**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Value For Money**23%
*“Worth the price”*
**Advertised Vs Actual Product**15%
*“As advertised”*
**Quality-Overall**13%
*“Good Kit with Everything You Need”*
**Efficiency**9%
*“works well”*
**Spray/Flow**6%
*“Soldering Flux Paste allows the solder to flow easily”*
**Leak-Proof**5%
*“Its ideal for emergency copper pipe leak fix, it replaces traditional torch soldering and allows safe application without heat or flame, making urgent plumbing repairs faster, cleaner, and more accessible for DIY users and professionals”*
**Strength**4%
*“its holding up great”*
**Durability**4%
*“Easy to use, versatility, durability,”*
**Functionality-Overall**3%
*“But Im sure its excellent fir the purpose it was made for”*
**Ease Of Use**2%
*“Very easy to use”*
### **What buyers complain about **
**Functionality-Overall**19%
*“Did not work”*
**Leak-Proof**15%
*“started to leak again”*
**Quality-Overall**11%
*“Garbage”*
**Value For Money**8%
*“It is more expensive”*
**Thickness**7%
*“worked great, just not thick enough”*
**Adhesion/Stickiness**6%
*“I just cannot get it to stick to my copper tape”*
**Advertised Vs Actual Product**6%
*“I bought this because it said it would work for pin holes. It does not.”*
**Durability**3%
*“Only held for about an hour”*
**Natural Resource Wastage**3%
*“so much waste”*
**Ease Of Use**2%
*“hard to control”*
### **Top return reasons **
**Value For Money**18%
**Functionality-Overall**13%
**Advertised Vs Actual Product**11%
**Cushion**10%
**Size-Overall**10%
**Defective Material/Parts**7%
**Leak-Proof**7%
**Compatibility-Overall**5%
**Maintenance And Repair**4%
**Adhesion/Stickiness**3%
## **Common questions**
- **Is plumbing solder profitable to sell on Amazon United States?**
- The niche generates $131K/yr across 22 tracked products. 0 of 1 products launched in the last 360 days are still selling. 90-day search growth is -30.3%. Flapen's verdict: Skip it (44/100).
- **How competitive is the plumbing solder niche?**
- 8 brands and 81 sellers compete. The top 5 products take 64% of clicks and top 5 brands hold 97% of demand.
- **What do buyers complain about in plumbing solder?**
- Top complaints mined from reviews: Functionality-Overall, Leak-Proof, Quality-Overall. The return rate is 1.6%.
- **When does demand for plumbing solder peak?**
- Demand peaks in Jan; the busiest month runs 1.6× the quietest.
- **What does it cost to enter the plumbing solder niche?**
- Listings span $5.54–$46.92; the average listing price is $22.50 (sweet spot $15–$100). The average incumbent carries 404 reviews — the moat a new listing must climb.
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