---
title: "R134a with Uv Dye — $24K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/automotive/r134a-with-uv-dye"
last_updated: "2026-08-10T07:22:31.092Z"
locale: en
meta:
description: "Niche score 63/100 · $24K/yr market · 43K searches/yr. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 63/100 · $24K/yr market · 43K searches/yr. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
"og:title": "R134a with Uv Dye — $24K/yr Amazon US Niche (2026) - Flapen"
---
# **r134a with uv dye**
**Worth a look**
Shows demand growing +207.6% this quarter, but a failed launch gate (market size, growth, or returns) keeps it on the watch list.
Market size 6Growth 98Conversion 19Competition 73Returns 88Price range 85Avg price 95Brand share 48Review moat 74Quality gap 85
**Growth**
**Incredible****+207.6%**
90-day search growth — must beat 0% to launch
**Avg price**
**Incredible****$35.69**
avg listing price — sweet spot $15–$100
**Returns**
**Great****1.4%**
return rate — above 5% kills the launch gate
**Quality gap**
**Great****4.2★**
avg incumbent rating — lower means beatable quality
**Price range**
**Great****$7.59–$104.52**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Review moat**
**Good****531.03**
avg incumbent reviews — the moat a new listing must climb
**Competition**
**Good****41%**
top-5 click share — leaders hold, buyers still browse
**Brand share**
**Okay****76%**
top-5 brand share — brands hold most of the demand
**Conversion**
**Bad****1.6%**
search→purchase rate — share of searches ending in a sale
**Market size**
**Bad****$24K**
$24K/yr · 43K searches
**Signals**[** Trending**](https://flapen.com/research/niches?market=us&signal=trending "Search growth > 100% (90d)")
According to Flapen's Amazon United States niche tracking, r134a with uv dye is a $24K/yr Amazon United States market (43K searches/yr). The top 5 brands hold 76% of demand. Demand peaks in Apr–May–Jun–Jul. Verdict: Worth a look — 63/100.
Data updated Jul 9, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **r134a with uv dye market data**
- **Units sold / yr**
- **1K–2K**
- avg 0–100/product
- **Revenue / yr**
- **$45K–$54K**
- units × avg price
- **Conversion rate**
- **1.6%**
- **Avg BSR**
- **#124**
- **Page quality**
- **0%**
- **Prime**
- **57%**
- **Sponsored**
- **77%**
- **Out of stock**
- **7.4%**
- **Avg brand age**
- **72 months**
- **Avg seller age**
- **167 days**
## **Competition & brand share**
The top 5 products take 41% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**14 **▲rising
**Sellers**
**63**
**Top-5 brand share**
**76%**
Top 20: 100%
**Top-5 click share**
**41%**
Top 20: 87%
**Open market**
**15%**
- ZeroR30% - TSI Supercool16% - ENVIRO-SAFE11% - ERRECOM10% - InterDynamics10% - A/C Pro9% - Open — no brand owns it (8 brands, 15%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — +207.6% search growth over the last 90 days.
3K2KSpike '25Holiday '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Apr, May, Jun, Jul · busiest ÷ quietest = 13.6×
[**Open Trend **](https://flapen.com/research/us/automotive/r134a-with-uv-dye/trend)
## **Top r134a with uv dye search terms**
- **r134a refrigerant with uv dye**24K/yr+256.3%1.6% conv. - **134a refrigerant with uv dye**6K/yr+145.9%2.2% conv. - **r134a dye**6K/yr+195.2%6.6% conv. - **r134a with uv dye**7K/yr+104.1%1.4% conv. [**All search terms **](https://flapen.com/research/us/automotive/r134a-with-uv-dye/search-terms)
## **Top r134a with uv dye 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%3%$7136%$1K9%$2K12%$3K1101001K10K 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**ZeroR AC UV Dye Leak Detector R134_ R12_ R22_ - 3 Can**ZeroR**$34.81**4.2★235 rev](https://www.amazon.com/dp/B08BPMJS6M) [2**EZ Chill Car R-134a with Leak Sealer and UV Dye for Cars & Trucks & More Red Dye 10.25 Oz RLS-3**InterDynamics**$21.73**3.2★192 rev](https://www.amazon.com/dp/B001O087OG) [3**TSI Supercool P46-8D PAG Oil 46 Viscosity with UV Dye 8oz 1-Pack**TSI Supercool**$9.33**4.8★1,974 rev](https://www.amazon.com/dp/B008PKWD3O) [4**ERRECOM Brilliant - 0.2 fl oz (7.5 ml) Fluorescent UV Dye for Detecting Refrigerant Gas Leaks in Vehicle A/C Systems Includes R134a Adapter**ERRECOM**$9.90**4.3★999 rev](https://www.amazon.com/dp/B0C5RWQ48C) [5**ENVIRO-SAFE UV Dye Charge Leak Detector for R1234YF R134a R12 R22 R600a R290 & More | Fluorescent AC Leak Detection Dye - Single Can (Can Only)**ENVIRO-SAFE**$29.59**4.0★10 rev](https://www.amazon.com/dp/B0FT98GFND)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Tellegloww 8 Pcs Leak Detector Kit R1234yf R134a R410a Hand Push Compressor 1oz/30ml Oil UV Dye Injector Kit Refrigerant Leak Detector Tool Low Side Quick Coupler Mini Split Adapter Glasses Flashlight**Tellegloww**$46.62**6 rev6mo ago](https://www.amazon.com/dp/B0GBXGLP9C) [**ENVIRO-SAFE UV Dye Charge Leak Detector for R1234YF R134a R12 R22 R600a R290 & More | Fluorescent AC Leak Detection Dye - Single Can (Can Only)**ENVIRO-SAFE**$29.59**10 rev9mo ago](https://www.amazon.com/dp/B0FT98GFND) [**ENVIRO-SAFE UV Dye Charge Leak Detector for R1234YF R134a R12 R22 R600a R290 & More | Fluorescent AC Leak Detection Dye 3 Cans (Include R1234YF Hose)**ENVIRO-SAFE**$49.99**1 rev9mo ago](https://www.amazon.com/dp/B0FT9YWCFM) [**ZeroR AC Refrigerant R134a Replacement - Eco-Friendly 100% Natural Hydrocarbon Gas - Compatible and Easy to Install with R134a A/C Recharge Systems - 12 Cans (6oz Each)**ZeroR**$104.52**55 rev11mo ago](https://www.amazon.com/dp/B0FHMRDR7Z) [**ZeroR AC Recharge Kit R134a Replacement Eco-Friendly Refrigerant Gas with 14-Inch Charging Hose Tool for SSV Cans 4-Cans**ZeroR**$58.07**189 rev12mo ago](https://www.amazon.com/dp/B0FHG4K7YF)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**ENVIRO-SAFE UV Dye Charge Leak Detector for R1234YF R134a R12 R22 R600a R290 & More | Fluorescent AC Leak Detection Dye 3 Cans (Include R1234YF Hose)**ENVIRO-SAFE**$49.99**5.0★**▲ 80%**](https://www.amazon.com/dp/B0FT9YWCFM) [**ZeroR AC Recharge Kit R134a Replacement Eco-Friendly Refrigerant Gas with 14-Inch Charging Hose Tool for SSV Cans 4-Cans**ZeroR**$58.07**3.9★**▲ 70%**](https://www.amazon.com/dp/B0FHG4K7YF) [**ENVIRO-SAFE UV Dye Charge Leak Detector for R1234YF R134a R12 R22 R600a R290 & More | Fluorescent AC Leak Detection Dye - Single Can (Can Only)**ENVIRO-SAFE**$29.59**4.0★**▲ 64%**](https://www.amazon.com/dp/B0FT98GFND) [**R134a Replacement with Stop Leak 4 Cans Total for AC Recharging**cmebiz**$54.45**4.0★**▲ 38%**](https://www.amazon.com/dp/B0DQVHTHPR) [**Tellegloww 8 Pcs Leak Detector Kit R1234yf R134a R410a Hand Push Compressor 1oz/30ml Oil UV Dye Injector Kit Refrigerant Leak Detector Tool Low Side Quick Coupler Mini Split Adapter Glasses Flashlight**Tellegloww**$46.62**4.1★**▲ 33%**](https://www.amazon.com/dp/B0GBXGLP9C)
**~~View all trending →~~**
## **What buyers say about r134a with uv dye**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Value For Money**17%
*“Worth every penny”*
**Quality-Overall**14%
*“solid quality kit”*
**Advertised Vs Actual Product**12%
*“As advertised”*
**Leak-Proof**11%
*“No leakage”*
**Ease Of Use**10%
*“Ease of use”*
**Efficiency**10%
*“3 cans worked great”*
**Coolant**4%
*“Good price, right refrigerant”*
**Brightness/Shine/Glow**3%
*“Glows bright”*
**Charging**2%
*“Charged up the system smoothly”*
**Color**2%
*“Nice and bright, shows dye very well”*
### **What buyers complain about **
**Leak-Proof**19%
*“Leaked everywhere”*
**Functionality-Overall**11%
*“Doesn't do what it is supposed to”*
**Advertised Vs Actual Product**8%
*“False advertising”*
**Quality-Overall**7%
*“No Quality control”*
**Compatibility-Overall**7%
*“Not compatible”*
**Value For Money**6%
*“Just watest money”*
**Instructions/User Manual/Troubleshooting**5%
*“instructions are not correct”*
**Size-Overall**3%
*“Does not fit my vehicle”*
**Heating**3%
*“Hot out here”*
**Color**3%
*“2 bottles and the dye is invisible”*
### **Top return reasons **
**Compatibility-Overall**18%
**Leak-Proof**17%
**Advertised Vs Actual Product**12%
**Functionality-Overall**8%
**Size-Overall**7%
**Color**5%
**Value For Money**4%
**Defective Material/Parts**3%
**Brightness/Shine/Glow**3%
**Coolant**2%
## **Common questions**
- **Is r134a with uv dye profitable to sell on Amazon United States?**
- The niche generates $24K/yr across 35 tracked products. 9 of 11 products launched in the last 360 days are still selling. 90-day search growth is +207.6%. Flapen's verdict: Worth a look (63/100).
- **How competitive is the r134a with uv dye niche?**
- 14 brands and 63 sellers compete. The top 5 products take 41% of clicks and top 5 brands hold 76% of demand.
- **What do buyers complain about in r134a with uv dye?**
- Top complaints mined from reviews: Leak-Proof, Functionality-Overall, Advertised Vs Actual Product. The return rate is 1.4%.
- **When does demand for r134a with uv dye peak?**
- Demand peaks in Apr–May–Jun–Jul; the busiest month runs 13.6× the quietest.
- **What does it cost to enter the r134a with uv dye niche?**
- Listings span $7.59–$104.52; the average listing price is $35.69 (sweet spot $15–$100). The average incumbent carries 531 reviews — the moat a new listing must climb.
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