---
title: "Voltage Converter — £112K/yr Amazon UK Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/uk/business-industry-science/voltage-converter"
last_updated: "2026-07-31T14:36:00.931Z"
locale: en
meta:
description: "Niche score 59/100 · £112K/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 59/100 · £112K/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Voltage Converter — £112K/yr Amazon UK Niche (2026) - Flapen"
---
# **voltage converter**
**Worth a look**
Shows a sweet-spot price point ($24.43 avg), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.
Market size 27Growth 18Conversion 35Competition 65Returns 90Price range 85Avg price 95Brand share 86Review moat 80Quality gap 86
**Avg price**
**Incredible****£24.43**
avg listing price — sweet spot $15–$100
**Returns**
**Great****1.3%**
return rate — above 5% kills the launch gate
**Brand share**
**Great****49%**
top-5 brand share — no brand owns this niche
**Quality gap**
**Great****4.1★**
avg incumbent rating — lower means beatable quality
**Price range**
**Great****£7.65–£68.37**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Review moat**
**Great****394.94**
avg incumbent reviews — the moat a new listing must climb
**Competition**
**Good****46%**
top-5 click share — leaders hold, buyers still browse
**Conversion**
**Okay****2.8%**
search→purchase rate — share of searches ending in a sale
**Market size**
**Okay****£112K**
£112K/yr · 165K searches
**Growth**
**Bad****-14.0%**
90-day search growth — must beat 0% to launch
**Signals**[** No Dominant Brand**](https://flapen.com/research/niches?market=uk&signal=no_dominant_brand "Top brand's click share < 20%") [** Low Review Barrier**](https://flapen.com/research/niches?market=uk&signal=low_review_barrier "Top brand's reviews < 500")
According to Flapen's Amazon United Kingdom niche tracking, voltage converter is a £112K/yr Amazon United Kingdom market (165K searches/yr). The top 5 brands hold 49% of demand. Verdict: Worth a look — 59/100.
Data updated Jul 21, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **voltage converter market data**
- **Units sold / yr**
- **4K–5K**
- avg 100–250/product
- **Revenue / yr**
- **£98K–£122K**
- units × avg price
- **Conversion rate**
- **2.8%**
- **Avg BSR**
- **#86**
- **Page quality**
- **0%**
- **Prime**
- **94%**
- **Sponsored**
- **88%**
- **Out of stock**
- **6.9%**
- **Avg brand age**
- **40 months**
- **Avg seller age**
- **194 days**
## **Competition & brand share**
The top 5 products take 46% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**30 **▲rising
**Sellers**
**65**
**Top-5 brand share**
**49%**
Top 20: 91%
**Top-5 click share**
**46%**
Top 20: 88%
**Open market**
**46%**
- Cantonape16% - iPalamila11% - Mercury9% - vapourd7% - AYNEFY5% - Kutixth5%
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -14.0% search growth over the last 90 days.
4K3KPrime Day '25Spike '25 seasonSepDecMarJunAugNovMarMay
No pronounced peak months · busiest ÷ quietest = 1.4×
[**Open Trend **](https://flapen.com/research/uk/business-industry-science/voltage-converter/trend)
## **Top voltage converter search terms**
- **voltage converter**26K/yr-30.7%0.7% conv. - **voltage converter uk to usa**15K/yr-8.6%1.1% conv. - **step down transformer 240v to 110v**14K/yr-12.6%3.3% conv. - **us to uk voltage converter**13K/yr+3.5%3.5% conv. - **step up voltage converter**14K/yr-39.5%0.6% conv. - **step down transformer**10K/yr-2.4%1.5% conv. - **240v to 110v transformer**10K/yr-16.1%2.5% conv. - **220v to 110v converter**7K/yr+1.7%1.8% conv. - **step down transformer 240v to 100v**6K/yr-17.0%0.5% conv. - **240 to 110 transformer**5K/yr+3.5%2.1% conv. [**All search terms **](https://flapen.com/research/uk/business-industry-science/voltage-converter/search-terms)
## **Top voltage converter 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%4%£4K8%£9K12%£13K16%£18K1101001K10K 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**500W Voltage Transformer 220/240 Volts to 110/120V Step Up Step Down Voltage Converter UK to US & US to UK**Cantonape**£31.71**4.5★265 rev](https://www.amazon.co.uk/dp/B0B5Q6GG5H) [2**200W Step-Down Power Supply voltage converter 220V/240V to 110V/120V(UK Plug) Smart and Efficient Temperature-Protected Adapter Suitable for WiFi POS Machines and Power Bank**iPalamila**£13.10**4.0★40 rev](https://www.amazon.co.uk/dp/B0GS1PKJJR) [3**Mercury Stepdown voltage converter 230V - 110V 45W**Mercury**£9.03**3.4★514 rev](https://www.amazon.co.uk/dp/B002KRJ7ZA) [4**AYNEFY Voltage Converter 100W Step Up/Down Power Transformer AC100-120V 50/60Hz to AC220-240V 100W with USB Port for Hair Dryer Straightener Iron Charger Travel Use**AYNEFY**£17.86**3.2★8 rev](https://www.amazon.co.uk/dp/B0FBYQCGRQ) [5**300W Step-Down Power Supply voltage converter 220V/240V to 110V/120V(UK Plug) Smart and Efficient Temperature-Protected Adapter Suitable for WiFi POS Machines and Power Bank**Kutixth**£17.54**5.0★5 rev](https://www.amazon.co.uk/dp/B0GZZ4VYBV)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**300W Step-Down Power Supply voltage converter 220V/240V to 110V/120V(UK Plug) Smart and Efficient Temperature-Protected Adapter Suitable for WiFi POS Machines and Power Bank**Kutixth**£17.54**5 rev2mo ago](https://www.amazon.co.uk/dp/B0GZZ4VYBV) [**200W Step-Down Power Supply voltage converter 220V/240V to 110V/120V(UK Plug) Smart and Efficient Temperature-Protected Adapter Suitable for WiFi POS Machines and Power Bank**iPalamila**£13.10**40 rev4mo ago](https://www.amazon.co.uk/dp/B0GS1PKJJR) [**Aplsinvivi 220V/240V to 110V/120V Voltage Converter Step Down Power Transformer Voltage Converter US to UK(UK Plug) 200W Intelligent Efficient Travel Adapter**Aplsinvivi**£16.45**12 rev7mo ago](https://www.amazon.co.uk/dp/B0G7L76SKX) [**US to UK Voltage Converter 200W: TVOOD Step Down Transformer 220V/240V to 110V/120V (UK Plug) Black Intelligent Efficient Temperature-Protected Adapter for Travel Hotel Household**TVOOD**£16.54**3 rev9mo ago](https://www.amazon.co.uk/dp/B0FSS1GWR6) [**200W Voltage Converter US to UK: Lifegogo Step Down Transformer 220V/240V to 110V/120V (UK Plug) Black Smart and Efficient Temperature-Protected Adapter for WiFi POS Machines Shavers**Lifegogo**£13.34**5 rev9mo ago](https://www.amazon.co.uk/dp/B0FSKQ5KXY)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**300W Step-Down Power Supply voltage converter 220V/240V to 110V/120V(UK Plug) Smart and Efficient Temperature-Protected Adapter Suitable for WiFi POS Machines and Power Bank**Kutixth**£17.54**5.0★**▲ 289%**](https://www.amazon.co.uk/dp/B0GZZ4VYBV) [**Aplsinvivi 220V/240V to 110V/120V Voltage Converter Step Down Power Transformer Voltage Converter US to UK(UK Plug) 200W Intelligent Efficient Travel Adapter**Aplsinvivi**£16.45**4.7★**▲ 273%**](https://www.amazon.co.uk/dp/B0G7L76SKX) [**200W Step-Down Power Supply voltage converter 220V/240V to 110V/120V(UK Plug) Smart and Efficient Temperature-Protected Adapter Suitable for WiFi POS Machines and Power Bank**iPalamila**£13.10**4.0★**▲ 233%**](https://www.amazon.co.uk/dp/B0GS1PKJJR) [**200W Voltage Converter US to UK: Lifegogo Step Down Transformer 220V/240V to 110V/120V (UK Plug) Black Smart and Efficient Temperature-Protected Adapter for WiFi POS Machines Shavers**Lifegogo**£13.34**4.1★**▲ 218%**](https://www.amazon.co.uk/dp/B0FSKQ5KXY) [**200W Step Down Power Voltage Converter Transformer (UK Plug) 220v/240v to 110v/120v Step Down Transformer US to UK Intelligent Efficient Adapter Travel Power Adapter for WIFI/POS Machine/Power Bank**Vutlace**£17.97**3.5★**▲ 187%**](https://www.amazon.co.uk/dp/B0FSJQYT77)
**~~View all trending →~~**
## **What buyers say about voltage converter**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Portability**16%
*“Very handy”*
**Charging**15%
*“Charges quickly”*
**Quality-Overall**15%
*“Excellent Product”*
**Ease Of Use**8%
*“Easy to use”*
**Socket/Port/Plug**8%
*“I love the plug functionality and USB ports”*
**Value For Money**7%
*“Worth buying”*
**Advertised Vs Actual Product**7%
*“works as advertised”*
**Strength**3%
*“Not flimsy at all”*
**Compactness**2%
*“Nice compact adapter”*
**Compatibility-Overall**2%
*“Compatible with most countries”*
### **What buyers complain about **
**Durability**18%
*“Broke easily”*
**Functionality-Overall**10%
*“Worst it doesn't work more than 1day”*
**Quality-Overall**8%
*“It feels cheaply made”*
**Charging**8%
*“not a fast charger as mentioned”*
**Heating**5%
*“This device overheats and stops working”*
**Socket/Port/Plug**5%
*“doesn't stay in the socket”*
**Weight Heavy**5%
*“Obviously a little bulky”*
**Size-Overall**4%
*“Doesnt fit all types of plugs”*
**Value For Money**4%
*“Just a little expensive compared to similar products available”*
**Compatibility-Overall**3%
*“Does not work with Indian made appliance which has a 3 round pin plug”*
### **Top return reasons **
**Functionality-Overall**21%
**Compatibility-Overall**17%
**Defective Material/Parts**11%
**Socket/Port/Plug**10%
**Charging**9%
**Size-Overall**7%
**Advertised Vs Actual Product**3%
**Quality-Overall**3%
**Heating**3%
**Connectivity-Overall**3%
## **Common questions**
- **Is voltage converter profitable to sell on Amazon United Kingdom?**
- The niche generates £112K/yr across 33 tracked products. 1 of 8 products launched in the last 360 days are still selling. 90-day search growth is -14.0%. Flapen's verdict: Worth a look (59/100).
- **How competitive is the voltage converter niche?**
- 30 brands and 65 sellers compete. The top 5 products take 46% of clicks and top 5 brands hold 49% of demand.
- **What do buyers complain about in voltage converter?**
- Top complaints mined from reviews: Durability, Functionality-Overall, Quality-Overall. The return rate is 1.3%.
- **When does demand for voltage converter peak?**
- Demand is steady year-round — the busiest month runs 1.4× the quietest.
- **What does it cost to enter the voltage converter niche?**
- Listings span £7.65–£68.37; the average listing price is £24.43 (sweet spot $15–$100). The average incumbent carries 395 reviews — the moat a new listing must climb.
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