---
title: "Glass Thermometer — $5K/mo Amazon US Product Research (2026)"
canonical_url: "https://flapen.com/research/us/health-household/glass-thermometer"
last_updated: "2026-08-12T07:22:38.621Z"
locale: en
meta:
description: "Amazon product research for glass thermometer: $5K/mo market, demand, competition, pricing, reviews & the verdict. Know if it's worth selling — Flapen."
"og:description": "Amazon product research for glass thermometer: $5K/mo market, demand, competition, pricing, reviews & the verdict. Know if it's worth selling — Flapen."
"og:title": "Glass Thermometer — $5K/mo Amazon US Product Research (2026)"
---
# **Glass Thermometer**
**Worth a look**
Shows low returns (0.6%), but soft demand (-27.2% this quarter) keeps it on the watch list.
Market size 15Growth 11Conversion 57Competition 35Returns 97Price range 79Avg price 77Brand share 59Review moat 71Quality gap 81
**Returns**
**Incredible****0.6%**
return rate — above 5% kills the launch gate
**Quality gap**
**Great****4.2★**
avg incumbent rating — lower means beatable quality
**Price range**
**Great****$7.22–$47.20**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Avg price**
**Great****$15.69**
avg listing price — sweet spot $15–$100
**Review moat**
**Good****677.33**
avg incumbent reviews — the moat a new listing must climb
**Brand share**
**Good****70%**
top-5 brand share — brands hold most of the demand
**Conversion**
**Good****4.9%**
search→purchase rate — share of searches ending in a sale
**Competition**
**Okay****64%**
top-5 click share — leaders hold, buyers still browse
**Market size**
**Bad****$59K**
$59K/yr · 78K searches
**Growth**
**Bad****-27.2%**
90-day search growth — must beat 0% to launch
## **Is glass thermometer profitable on Amazon?**
According to Flapen's Amazon United States niche tracking, glass thermometer is a $59K/yr Amazon United States market (78K searches/yr). The top 5 brands hold 70% of demand. Demand peaks in Jan. Verdict: Worth a look — 50/100.
Data updated Jul 14, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **glass thermometer market size & sales**
Units sold, revenue, conversion and listing quality across the tracked shelf.
- **Units sold / yr**
- **4K–5K**
- avg 100–250/product
- **Revenue / yr**
- **$63K–$78K**
- units × avg price
- **Conversion rate**
- **4.9%**
- **Avg BSR**
- **#245**
- **Page quality**
- **0%**
- **Prime**
- **96%**
- **Sponsored**
- **83%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **78 months**
- **Avg seller age**
- **186 days**
## **Competition: brands, sellers & click share**
The top 5 products take 64% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**17 **▲rising
**Sellers**
**36**
**Top-5 brand share**
**70%**
Top 20: 100%
**Top-5 click share**
**64%**
Top 20: 96%
**Open market**
**26%**
- SP Scienceware22% - JOINPAYA15% - United Scientific13% - DEARMAMY12% - TOYANDONA7% - Relaxweex4%
## **glass thermometer demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -27.2% search growth over the last 90 days.
2K2KSpike '24 seasonSepDecMarJunAugNovMarMay
Peak months: Jan · busiest ÷ quietest = 1.7×
[**Open Trend **](https://flapen.com/research/us/health-household/glass-thermometer/trend)
## **Top glass thermometer search terms shoppers use**
The exact queries shoppers type, with yearly volume, growth and conversion.
- **glass thermometer**39K/yr-25.0%4.2% conv. - **lab thermometer**16K/yr-31.3%4.3% conv. - **glass thermometers**5K/yr-24.8%2.0% conv. - **thermometer glass**5K/yr-32.0%5.1% conv. - **scientific thermometer**5K/yr-24.5%4.1% conv. - **science thermometer**4K/yr-27.7%4.2% conv. - **laboratory thermometer**3K/yr-30.4%2.8% conv. [**All search terms **](https://flapen.com/research/us/health-household/glass-thermometer/search-terms)
## **Top glass thermometer products & what they sell for**
Every tracked product — its share of the shelf, its review moat, and what it sells for.
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
0%5%$3K10%$6K15%$9K20%$12K1101001K10K 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**SP H-B DURAC General Purpose Lab Thermometer Total Immersion Glass Liquid Thermometer for Laboratories Universities Food and Beverage Processing -20 to 150 Degrees Celsius**SP Scienceware**$12.36**4.0★1,154 rev](https://www.amazon.com/dp/B00551ND12) [2**United Scientific Red Spirit-Filled Thermometer Analog Display 12 Length Partial Immersion Dual Scale -20 to 150C / 0 to 300F Temperature Range**United Scientific**$7.22**4.4★60 rev](https://www.amazon.com/dp/B08RDVL8VK) [3**JOINPAYA 2Pc Glass Oral Temperature Adult: Free Clinic Armpit Fast Reading Fever Indicator**JOINPAYA**$10.35**4.4★1,486 rev](https://www.amazon.com/dp/B0D2RHG86Y) [4**Glass Oral Adults Classic Accurate Temperature Measurement for Fever Oral Armpit Families Clinic**DEARMAMY**$10.01**3.3★780 rev](https://www.amazon.com/dp/B0DFH64CCP) [5**TOYANDONA 3PCS Glass Temperatures Measurement Adult - General Use Temperature Testing Tools Accurate Temperature Measurement for Families Dual Scale**TOYANDONA**$11.51**4.3★419 rev](https://www.amazon.com/dp/B0FJFKJQCG)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Ipetboom 3pcs Glass Temperature Measurement Adult - Dual Scale General Use Temperatures Testing Tools Accurate Measurement for Families**Ipetboom**$11.33**28 rev8mo ago](https://www.amazon.com/dp/B0FXZZHHMV) [**Glass Cuban Temperature Thermometers: Thermometers for Fever - Old Fashioned Axillary & Oral Thermometer for Adults Kids Elderly &**JOINPAYA**$14.33**72 rev9mo ago](https://www.amazon.com/dp/B0FWJ1L37C) [**Saysurey 4 Pcs Lab Thermometer 12 Inch Celsius Laboratory Red Liquid in Glass Thermometer Total Immersion 0 to 200 Temperature Meter for Science University Food and Beverage Processing Beer Wine**Saysurey**$14.77**4 rev9mo ago](https://www.amazon.com/dp/B0FVFL7WTH) [**Toyvian Accurate Temperature Adult 2pcs Dual Scale Glass Temperature Measurement Tool for Home Use - Fast Reading**Toyvian**$8.02**15 rev10mo ago](https://www.amazon.com/dp/B0FQP4WNFX) [**TOYANDONA 3PCS Glass Temperatures Measurement Adult - General Use Temperature Testing Tools Accurate Temperature Measurement for Families Dual Scale**TOYANDONA**$11.51**419 rev11mo ago](https://www.amazon.com/dp/B0FJFKJQCG)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Ipetboom 3pcs Glass Temperature Measurement Adult - Dual Scale General Use Temperatures Testing Tools Accurate Measurement for Families**Ipetboom**$11.33**4.0★**▲ 225%**](https://www.amazon.com/dp/B0FXZZHHMV) [**General Tools Digital Thermometer #DT310LAB 8 Inch Extra Long Stainless Steel Probe -58 to 302 degrees Fahrenheit (-50 to 150 degrees Celsius) Range with High and Low Alarms Auto-Off**General Tools**$23.00**4.4★**▲ 189%**](https://www.amazon.com/dp/B001TOJG9M) [**Toyvian Accurate Temperature Adult 2pcs Dual Scale Glass Temperature Measurement Tool for Home Use - Fast Reading**Toyvian**$8.02**3.9★**▲ 185%**](https://www.amazon.com/dp/B0FQP4WNFX) [**Deschem 3Pcs Lab Glass Celsius Thermometer -20 to +200 Length 300mm Laboratory Red Line Temprature Meter**Deschem**$16.40**5.0★**▲ 94%**](https://www.amazon.com/dp/B0FQJPWJCX) [**Saysurey 4 Pcs Lab Thermometer 12 Inch Celsius Laboratory Red Liquid in Glass Thermometer Total Immersion 0 to 200 Temperature Meter for Science University Food and Beverage Processing Beer Wine**Saysurey**$14.77**3.0★**▲ 80%**](https://www.amazon.com/dp/B0FVFL7WTH)
**~~View all trending →~~**
## **What reviews say buyers love and hate about glass thermometer**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**25%
*“Reliable product”*
**Ease Of Use**16%
*“Easy to use”*
**Advertised Vs Actual Product**14%
*“As advertised”*
**Efficiency**11%
*“Works perfectly”*
**Value For Money**8%
*“definitely worth the price”*
**Temperature Control**5%
*“good basic thermometer with a wide temperature range”*
**Ease Of Cleaning**3%
*“Cleans easy”*
**Durability**2%
*“Pretty durable”*
**Design-Overall**2%
*“The design feels solid and well made, with clear markings that make readings easy to see and understand”*
**Battery Life**2%
*“It provides accurate results without relying on batteries or electronics”*
### **What buyers complain about **
**Functionality-Overall**26%
*“Not effective”*
**Quality-Overall**15%
*“Lacking quality control”*
**Advertised Vs Actual Product**10%
*“This is misleading advertising”*
**Ease Of Use**10%
*“Hard to see”*
**Durability**6%
*“Broke after a month”*
**Size-Overall**5%
*“Numbers are so small they are unreadable”*
**Value For Money**5%
*“There's a reason they are so cheap”*
**Defective Material/Parts**3%
*“One of the thermometers is broken”*
**Heating**2%
*“Does not give the correct temperature”*
**Battery Life**2%
*“Battery issue”*
### **Top return reasons **
**Measurement/Reading Accuracy**20%
**Functionality-Overall**16%
**Size-Overall**12%
**Advertised Vs Actual Product**11%
**Heating**9%
**Value For Money**8%
**Defective Material/Parts**5%
**Temperature Control**4%
**Display-Overall**3%
**Water Resistance**2%
## **Common glass thermometer questions**
- **Is glass thermometer profitable to sell on Amazon United States?**
- The niche generates $59K/yr across 24 tracked products. 2 of 5 products launched in the last 360 days are still selling. 90-day search growth is -27.2%. Flapen's verdict: Worth a look (50/100).
- **How competitive is the glass thermometer niche?**
- 17 brands and 36 sellers compete. The top 5 products take 64% of clicks and top 5 brands hold 70% of demand.
- **What do buyers complain about in glass thermometer?**
- Top complaints mined from reviews: Functionality-Overall, Quality-Overall, Advertised Vs Actual Product. The return rate is 0.6%.
- **When does demand for glass thermometer peak?**
- Demand peaks in Jan; the busiest month runs 1.7× the quietest.
- **What does it cost to enter the glass thermometer niche?**
- Listings span $7.22–$47.20; the average listing price is $15.69 (sweet spot $15–$100). The average incumbent carries 677 reviews — the moat a new listing must climb.
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