---
title: "ac dye — Niche Verdict: Worth a look (53/100) | Amazon United States - Flapen"
canonical_url: "https://flapen.com/amazon/research/us/automotive/ac-dye"
last_updated: "2026-07-14T01:38:23.741Z"
locale: en
meta:
  description: "ac dye shows demand growing +176.2% this quarter, but brand-locked demand (top 5 brands take 100% of clicks) keeps it on the watch list."
  "og:description": "ac dye shows demand growing +176.2% this quarter, but brand-locked demand (top 5 brands take 100% of clicks) keeps it on the watch list."
  "og:title": "ac dye — Niche Verdict: Worth a look (53/100) | Amazon United States - Flapen"
---

Back to Flapen home

# **ac dye**

**Worth a look**

Shows demand growing +176.2% this quarter, but brand-locked demand (top 5 brands take 100% of clicks) keeps it on the watch list.

Market size 46Growth 97Conversion 86Competition 23Returns 76Price range 62Avg price 64Brand share 0Review moat 67Quality gap 23

**Growth**

**Incredible****+176.2%**

90-day search growth — must beat 0% to launch

**Conversion**

**Great****9.8%**

search→purchase rate — share of searches ending in a sale

**Returns**

**Great****1.9%**

return rate — above 6% kills the launch gate

**Review moat**

**Good****826.77**

avg incumbent reviews — the moat a new listing must climb

**Avg price**

**Good****$13.71**

avg listing price — sweet spot $15–$100

**Price range**

**Good****$7.59–$27.10**

cheapest to priciest tracked listing — scored on the share inside $15–$100

**Market size**

**Okay****$250K**

$250K/yr · 187K searches

**Competition**

**Bad****73%**

top-5 click share — a locked-up shelf

**Quality gap**

**Bad****4.6★**

avg incumbent rating — lower means beatable quality

**Brand share**

**Bad****100%**

top-5 brand share — brand-locked demand

## **Competition**

The top 5 products capture 73% of clicks — a locked-up shelf that new listings rarely crack.

**Brands**

**5 **▼falling

**Sellers**

**49**

**Top-5 brand share**

**100%**

**Open market**

**0%**

- TSI Supercool61% - A/C Pro14% - ERRECOM12% - UAC9% - Leak Saver4%

## **Product shelf**

Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.

0%15%$38K30%$75K45%$113K60%$150K1001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 13 tracked products in this niche — three views at once, no toggling.

### **Top sellers**

by 90-day click share

[1![TSI Supercool P46-8D PAG Oil 46 Viscosity with UV Dye 8oz 1-Pack](https://m.media-amazon.com/images/I/41CAB+M1iyL.jpg)**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) [2![Universal Air Conditioner RO 0900B Refrigerant Oil](https://m.media-amazon.com/images/I/41OUhN+OXRL.jpg)**Universal Air Conditioner RO 0900B Refrigerant Oil**UAC**$13.52**4.6★960 rev](https://www.amazon.com/dp/B003R4Q7PS) [3![PAG 46 + Dye - 8 flz A/C Compressor Oil for Vehicles Including Electric Compressors Working with R134a and R1234yf](https://m.media-amazon.com/images/I/31MgUwgL5BL.jpg)**PAG 46 + Dye - 8 flz A/C Compressor Oil for Vehicles Including Electric Compressors Working with R134a and R1234yf**ERRECOM**$9.17**4.7★290 rev](https://www.amazon.com/dp/B0BZ59G9FF) [4![A/C Pro Certified Auto Pro Oil and Fuel System UV Dye Leak Detection for Cars & Trucks & More 1 Oz 374CS Universal](https://m.media-amazon.com/images/I/417SxPtmkkL.jpg)**A/C Pro Certified Auto Pro Oil and Fuel System UV Dye Leak Detection for Cars & Trucks & More 1 Oz 374CS Universal**A/C Pro**$7.59**4.5★2,547 rev](https://www.amazon.com/dp/B002M4G24U) [5![TSI Supercool P46-32D PAG Oil 46 Viscosity with UV Dye 32oz 1-Pack](https://m.media-amazon.com/images/I/4191BcsFGeL.jpg)**TSI Supercool P46-32D PAG Oil 46 Viscosity with UV Dye 32oz 1-Pack**TSI Supercool**$25.37**4.8★630 rev](https://www.amazon.com/dp/B00CFQQSJY)

**~~View all top sellers →~~**

### **Newest**

by launch date

[![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](https://m.media-amazon.com/images/I/41rsGWzoquL.jpg)**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**999 rev1y ago](https://www.amazon.com/dp/B0C5RWQ48C) [![PAG 46 + Dye - 8 flz A/C Compressor Oil for Vehicles Including Electric Compressors Working with R134a and R1234yf](https://m.media-amazon.com/images/I/31MgUwgL5BL.jpg)**PAG 46 + Dye - 8 flz A/C Compressor Oil for Vehicles Including Electric Compressors Working with R134a and R1234yf**ERRECOM**$9.17**290 rev1y ago](https://www.amazon.com/dp/B0BZ59G9FF) [![TSI Supercool PAG Oil 46 Viscosity with Performance Enhancer 8 oz (1)](https://m.media-amazon.com/images/I/41VmZqoRusL.jpg)**TSI Supercool PAG Oil 46 Viscosity with Performance Enhancer 8 oz (1)**TSI Supercool**$11.66**187 rev7y ago](https://www.amazon.com/dp/B07TXR2FZ3) [![Leak Saver UV Dye (Dye Only No Sealant) UV Refrigerant Leak Detection Dye for Automotive Home Commercial - Marine AC and Refrigeration up to 5 Tons](https://m.media-amazon.com/images/I/41aKkhUTlYL.jpg)**Leak Saver UV Dye (Dye Only No Sealant) UV Refrigerant Leak Detection Dye for Automotive Home Commercial - Marine AC and Refrigeration up to 5 Tons**Leak Saver**$19.44**197 rev7y ago](https://www.amazon.com/dp/B07THLZZXJ) [![A/C Pro Certified A/C Pro Car Air Conditioner Leak Detector Dye Leak Detection UV Dye Detects Leaks in R-1234YF AC Systems 1 Oz](https://m.media-amazon.com/images/I/41S7+Hi90ZL.jpg)**A/C Pro Certified A/C Pro Car Air Conditioner Leak Detector Dye Leak Detection UV Dye Detects Leaks in R-1234YF AC Systems 1 Oz**A/C Pro**$14.01**167 rev7y ago](https://www.amazon.com/dp/B07RJ22ZKJ)

**~~View all new products →~~**

### **Trending**

90-day click momentum

[![TSI Supercool P46-8 PAG 46 Without Dye 8oz 1-Pack](https://m.media-amazon.com/images/I/41iT-EFVx6L.jpg)**TSI Supercool P46-8 PAG 46 Without Dye 8oz 1-Pack**TSI Supercool**$12.13**4.7★**▲ 117%**](https://www.amazon.com/dp/B008PKWCF8) [![PAG 46 + Dye - 8 flz A/C Compressor Oil for Vehicles Including Electric Compressors Working with R134a and R1234yf](https://m.media-amazon.com/images/I/31MgUwgL5BL.jpg)**PAG 46 + Dye - 8 flz A/C Compressor Oil for Vehicles Including Electric Compressors Working with R134a and R1234yf**ERRECOM**$9.17**4.7★**▲ 117%**](https://www.amazon.com/dp/B0BZ59G9FF) [![A/C Pro Certified A/C Pro Car Air Conditioner Leak Detector Dye Leak Detection UV Dye Detects Leaks in R-1234YF AC Systems 1 Oz](https://m.media-amazon.com/images/I/41S7+Hi90ZL.jpg)**A/C Pro Certified A/C Pro Car Air Conditioner Leak Detector Dye Leak Detection UV Dye Detects Leaks in R-1234YF AC Systems 1 Oz**A/C Pro**$14.01**4.5★**▲ 59%**](https://www.amazon.com/dp/B07RJ22ZKJ) [![A/C Pro Certified Auto Pro Oil and Fuel System UV Dye Leak Detection for Cars & Trucks & More 1 Oz 374CS Universal](https://m.media-amazon.com/images/I/417SxPtmkkL.jpg)**A/C Pro Certified Auto Pro Oil and Fuel System UV Dye Leak Detection for Cars & Trucks & More 1 Oz 374CS Universal**A/C Pro**$7.59**4.5★**▲ 25%**](https://www.amazon.com/dp/B002M4G24U) [![Leak Saver UV Dye (Dye Only No Sealant) UV Refrigerant Leak Detection Dye for Automotive Home Commercial - Marine AC and Refrigeration up to 5 Tons](https://m.media-amazon.com/images/I/41aKkhUTlYL.jpg)**Leak Saver UV Dye (Dye Only No Sealant) UV Refrigerant Leak Detection Dye for Automotive Home Commercial - Marine AC and Refrigeration up to 5 Tons**Leak Saver**$19.44**4.6★**▲ 24%**](https://www.amazon.com/dp/B07THLZZXJ)

**~~View all trending →~~**

## **Demand & seasonality**

Weekly Amazon search volume, last 104 weeks — +176.2% search growth over the last 90 days.

8K6KSpike '24Spike '25Prime Day '25Spike '26 seasonSepDecMarJunAugNovMarMay

Peak months: Apr, May, Jun, Jul · busiest ÷ quietest = 8.0×

## **Reviews**

What buyers praise and complain about, mined from review topics.

### **What buyers love **

**Leak-Proof**21%

*“I don't expect to have any trouble finding leaks using this product”*

**Quality-Overall**19%

*“Good Quality”*

**Value For Money**19%

*“Great value”*

**Advertised Vs Actual Product**10%

*“as advertised”*

**Ease Of Use**7%

*“Ease of use”*

**Efficiency**6%

*“Works perfectly”*

**Brightness/Shine/Glow**4%

*“Glows bright”*

**Color**4%

*“The Dye is very bright”*

**Compression**2%

*“Worked great in 2010 ford focus compressor”*

**Coolant**2%

*“Universal air conditioner refrigerant”*

### **What buyers complain about **

**Leak-Proof**29%

*“Leaking bottle”*

**Instructions/User Manual/Troubleshooting**17%

*“no instructions provided”*

**Brightness/Shine/Glow**9%

*“My only wish is that it glowed more”*

**Color**8%

*“2 bottles and the dye is invisible”*

**Natural Resource Wastage**6%

*“Waste of time and money”*

**Adhesion/Stickiness**6%

*“is spoda cause any glue you missed”*

**Functionality-Overall**3%

*“Does not work”*

**Pressure**3%

*“the low pressure line is too pressurized”*

**Add-Ons/Attachments**2%

*“Cheap plastic attachment for the low pressure port”*

### **Top return reasons **

**Compatibility-Overall**26%

**Leak-Proof**20%

**Advertised Vs Actual Product**8%

**Color**8%

**Value For Money**6%

**Functionality-Overall**5%

**Coolant**4%

**Defective Material/Parts**4%

**Compression**3%

**Assembly/Installation**2%