---
title: "Phone Jack to Ethernet Adapter — $34K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/electronics/phone-jack-to-ethernet-adapter"
last_updated: "2026-08-06T11:47:04.350Z"
locale: en
meta:
description: "Niche score 38/100 · $34K/yr market · 61K searches/yr · $7.88 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 38/100 · $34K/yr market · 61K searches/yr · $7.88 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Phone Jack to Ethernet Adapter — $34K/yr Amazon US Niche (2026) - Flapen"
---
# **phone jack to ethernet adapter**
**Skip it**
Prices mostly outside the sweet spot ($5.86–$10.93) — this niche doesn't clear our bar today.
Market size 8Growth 20Conversion 75Competition 22Returns 32Price range 0Avg price 22Brand share 41Review moat 95Quality gap 96
**Quality gap**
**Incredible****3.9★**
avg incumbent rating — lower means beatable quality
**Review moat**
**Great****109.73**
avg incumbent reviews — the moat a new listing must climb
**Conversion**
**Great****7.0%**
search→purchase rate — share of searches ending in a sale
**Brand share**
**Okay****80%**
top-5 brand share — brands hold most of the demand
**Returns**
**Okay****4.5%**
return rate — above 5% kills the launch gate
**Competition**
**Bad****74%**
top-5 click share — a locked-up shelf
**Avg price**
**Bad****$7.88**
avg listing price — sweet spot $15–$100
**Growth**
**Bad****-9.8%**
90-day search growth — must beat 0% to launch
**Market size**
**Bad****$34K**
$34K/yr · 61K searches
**Price range**
**Bad****$5.86–$10.93**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Signals**[** Low Review Barrier**](https://flapen.com/research/niches?market=us&signal=low_review_barrier "Top brand's reviews < 500") [** Quality Gap**](https://flapen.com/research/niches?market=us&signal=quality_gap "Avg rating < 4.0")
According to Flapen's Amazon United States niche tracking, phone jack to ethernet adapter is a $34K/yr Amazon United States market (61K searches/yr). The top 5 brands hold 80% of demand. Verdict: Skip it — 38/100.
Data updated Jul 17, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **phone jack to ethernet adapter market data**
- **Units sold / yr**
- **4K–5K**
- avg 250–500/product
- **Revenue / yr**
- **$32K–$39K**
- units × avg price
- **Conversion rate**
- **7.0%**
- **Avg BSR**
- **#266**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **100%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **56 months**
- **Avg seller age**
- **173 days**
## **Competition & brand share**
The top 5 products capture 74% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**12 **—flat
**Sellers**
**14**
**Top-5 brand share**
**80%**
Top 20: 100%
**Top-5 click share**
**74%**
Top 20: 100%
**Open market**
**16%**
- moeverEX28% - XCZZYB25% - Uvital17% - Qulkws6% - NECABLES4% - RetailAndBulk4% - Open — no brand owns it (6 brands, 16%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -9.8% search growth over the last 90 days.
2K1KSpike '25 seasonSepDecMarJunAugNovMarMay
No pronounced peak months · busiest ÷ quietest = 1.4×
[**Open Trend **](https://flapen.com/research/us/electronics/phone-jack-to-ethernet-adapter/trend)
## **Top phone jack to ethernet adapter search terms**
- **rj11 to rj45 adapter**15K/yr-9.3%7.3% conv. - **phone jack to ethernet adapter**9K/yr+4.8%7.4% conv. - **rj11 to rj45**7K/yr-5.7%5.6% conv. - **phone to ethernet adapter**6K/yr-6.3%3.1% conv. - **rj45 to rj11 adapter**7K/yr-16.9%10.1% conv. - **ethernet to phone line adapter**6K/yr-9.8%6.5% conv. - **phone line to ethernet adapter**5K/yr-30.6%4.0% conv. - **rj45 to rj11**3K/yr-0.4%5.7% conv. - **dsl to ethernet adapter**3K/yr-19.3%3.6% conv. [**All search terms **](https://flapen.com/research/us/electronics/phone-jack-to-ethernet-adapter/search-terms)
## **Top phone jack to ethernet adapter 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%$3K20%$7K30%$10K40%$14K1101001K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)1 product missing review or click data not plotted
All 15 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**moeverEX RJ11 to RJ45 Adapter Phone Jack to Ethernet Cable Adapter RJ45 8P8C Female to RJ11 6P4C Male for Landline Telephone Service**moeverEX**$6.17**4.2★61 rev](https://www.amazon.com/dp/B0DMFDF1HN) [2**Phone Jack to Ethernet Cable Adapter RJ45 8P8C Female to RJ11 6P4C Male for Landline Telephone Service (2 Pack)**XCZZYB**$8.96**4.3★451 rev](https://www.amazon.com/dp/B09DXXHHJK) [3**Uvital Phone Jack to Ethernet Adapter RJ45 Female to Female Inline Adapters with RJ45-Male to RJ11-Male Phone Lines for Landline Telephone RJ45 to RJ11 Adapter Kit(Black 2 Pack)**Uvital**$9.11**4.0★233 rev](https://www.amazon.com/dp/B0BTHRRRQ1) [4**Uvital RJ11 to RJ45 Adapter 1 Pack RJ45 Female to RJ11 Male for Landline Telephone Black Phone Jack to Ethernet Adapter with Cable Suitable for Landline Telephones**Uvital**$7.09**4.0★233 rev](https://www.amazon.com/dp/B0D6RDH1XN) [5**NECABLES 2Pack RJ45 to RJ11 Adapter Converter Cable 3ft RJ45 8P4C Male to RJ11 6P4C Male Gray - 3 Feet**NECABLES**$7.04**4.4★140 rev](https://www.amazon.com/dp/B083TLMMMN)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Qulkws 1 Pcs Phone Jack to Ethernet Cable Adapter RJ45-to-RJ11 Adapter RJ45 8P8C Female to RJ11 6P4C Male Phone Lines for Landline Telephone Service**Qulkws**$5.86**0 rev3mo ago](https://www.amazon.com/dp/B0GX69FZN3) [**Psiriol 2Pcs Phone Jack to Ethernet Cable Adapter RJ11 to RJ45 Adapter Male RJ45 Female to RJ11 for Landline Telephone Service**Psiriol**$7.03**1 rev4mo ago](https://www.amazon.com/dp/B0GRV4PVNK) [**Qulkws 2 Pcs RJ45 to RJ11 Adapter White Phone Jack to Ethernet Cable Adapter RJ45 8P8C Female RJ11 6P4C Male Phone Lines for Landline Telephone Service**Qulkws**$6.81**2 rev5mo ago](https://www.amazon.com/dp/B0GKNCSSNW) [**Qulkws 2 Pcs Phone Jack to Ethernet Cable Adapter RJ45 to RJ11 Adapter RJ45 8P8C Female to RJ11 6P4C Male Phone Lines for Landline Telephone Service**Qulkws**$7.05**6 rev10mo ago](https://www.amazon.com/dp/B0FP2NRD2H) [**Menewstart RJ11 to RJ45 Cable Adapter 8 inches 3 Pack Phone Jack Line 6P4C to Ethernet 8P8C Coupler RJ45 Female to RJ11 Male for Landline Telephone Service**Menewstart**$7.94**20 rev1y ago](https://www.amazon.com/dp/B0DX7JGZG9)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Psiriol 2Pcs Phone Jack to Ethernet Cable Adapter RJ11 to RJ45 Adapter Male RJ45 Female to RJ11 for Landline Telephone Service**Psiriol**$7.03**1.0★**▲ 315%**](https://www.amazon.com/dp/B0GRV4PVNK) [**Qulkws 1 Pcs Phone Jack to Ethernet Cable Adapter RJ45-to-RJ11 Adapter RJ45 8P8C Female to RJ11 6P4C Male Phone Lines for Landline Telephone Service**Qulkws**$5.86**0.0★**▲ 313%**](https://www.amazon.com/dp/B0GX69FZN3) [**Qulkws 2 Pcs RJ45 to RJ11 Adapter White Phone Jack to Ethernet Cable Adapter RJ45 8P8C Female RJ11 6P4C Male Phone Lines for Landline Telephone Service**Qulkws**$6.81**5.0★**▲ 256%**](https://www.amazon.com/dp/B0GKNCSSNW) [**moeverEX RJ11 to RJ45 Adapter Phone Jack to Ethernet Cable Adapter RJ45 8P8C Female to RJ11 6P4C Male for Landline Telephone Service**moeverEX**$6.17**4.2★**▲ 37%**](https://www.amazon.com/dp/B0DMFDF1HN) [**MEIRIYFA RJ11 Phone Jack to RJ45 Ethernet Converter Cable RJ45 8P4C Male to RJ11 6P4C Female Telephone Adapter Wire Cord for Landline Telephone Service (2 Pack)**MEIRIYFA**$9.95**3.0★**▲ 17%**](https://www.amazon.com/dp/B0CSNGBPHK)
**~~View all trending →~~**
## **What buyers say about phone jack to ethernet adapter**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Advertised Vs Actual Product**59%
*“Worked as advertised”*
**Value For Money**17%
*“GOOD DEAL”*
**Socket/Port/Plug**6%
*“Works great on my Ethernet outlets throughout the house”*
**Compatibility-Overall**6%
*“Works great on my Ethernet outlets throughout the house”*
**Quality-Overall**6%
*“Great product, just as described”*
**Ease Of Use**4%
*“Easy to use”*
**Assembly/Installation**4%
*“Easy To Install”*
### **What buyers complain about **
**Functionality-Overall**43%
*“Doesnt work”*
**Size-Overall**21%
*“The size of the ethernet connector is to large”*
**Compatibility-Overall**14%
*“This item will not fit a canon printer phone line”*
**Advertised Vs Actual Product**7%
*“Not what they say it is”*
**Connectivity-Overall**7%
*“Appears to only connect ethernet to ethernet”*
**Quality-Overall**7%
*“JUNK”*
### **Top return reasons **
**Compatibility-Overall**28%
**Functionality-Overall**24%
**Connectivity-Overall**22%
**Size-Overall**13%
**Advertised Vs Actual Product**3%
**Defective Material/Parts**3%
**Add-Ons/Attachments**1%
**Length**1%
**Software/Application**1%
**Data Transfer Speed**1%
## **Common questions**
- **Is phone jack to ethernet adapter profitable to sell on Amazon United States?**
- The niche generates $34K/yr across 15 tracked products. 0 of 4 products launched in the last 360 days are still selling. 90-day search growth is -9.8%. Flapen's verdict: Skip it (38/100).
- **How competitive is the phone jack to ethernet adapter niche?**
- 12 brands and 14 sellers compete. The top 5 products take 74% of clicks and top 5 brands hold 80% of demand.
- **What do buyers complain about in phone jack to ethernet adapter?**
- Top complaints mined from reviews: Functionality-Overall, Size-Overall, Compatibility-Overall. The return rate is 4.5%.
- **When does demand for phone jack to ethernet adapter peak?**
- Demand is steady year-round — the busiest month runs 1.4× the quietest.
- **What does it cost to enter the phone jack to ethernet adapter niche?**
- Listings span $5.86–$10.93; the average listing price is $7.88 (sweet spot $15–$100). The average incumbent carries 110 reviews — the moat a new listing must climb.
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