---
title: "12v 2a Power Supply — $114K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/electronics/12v-2a-power-supply"
last_updated: "2026-08-10T04:42:53.872Z"
locale: en
meta:
description: "Niche score 49/100 · $114K/yr market · 89K searches/yr · $10.52 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 49/100 · $114K/yr market · 89K searches/yr · $10.52 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "12v 2a Power Supply — $114K/yr Amazon US Niche (2026) - Flapen"
---
# **12v 2a power supply**
**Skip it**
A small market ($114K/yr) — this niche doesn't clear our bar today.
Market size 27Growth 36Conversion 95Competition 50Returns 31Price range 52Avg price 38Brand share 76Review moat 58Quality gap 43
**Conversion**
**Incredible****12.2%**
search→purchase rate — share of searches ending in a sale
**Brand share**
**Great****59%**
top-5 brand share — no brand owns this niche
**Review moat**
**Good****1,161.52**
avg incumbent reviews — the moat a new listing must climb
**Price range**
**Good****$6.20–$24.67**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Competition**
**Good****55%**
top-5 click share — leaders hold, buyers still browse
**Quality gap**
**Okay****4.5★**
avg incumbent rating — lower means beatable quality
**Avg price**
**Okay****$10.52**
avg listing price — sweet spot $15–$100
**Growth**
**Okay****+9.1%**
90-day search growth — must beat 0% to launch
**Returns**
**Okay****4.5%**
return rate — above 5% kills the launch gate
**Market size**
**Okay****$114K**
$114K/yr · 89K searches
**Signals**[** No Dominant Brand**](https://flapen.com/research/niches?market=us&signal=no_dominant_brand "Top brand's click share < 20%")
According to Flapen's Amazon United States niche tracking, 12v 2a power supply is a $114K/yr Amazon United States market (89K searches/yr). The top 5 brands hold 59% of demand. Verdict: Skip it — 49/100.
Data updated Jul 22, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **12v 2a power supply market data**
- **Units sold / yr**
- **10K–13K**
- avg 250–500/product
- **Revenue / yr**
- **$105K–$132K**
- units × avg price
- **Conversion rate**
- **12.2%**
- **Avg BSR**
- **#5**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **86%**
- **Out of stock**
- **7.7%**
- **Avg brand age**
- **47 months**
- **Avg seller age**
- **193 days**
## **Competition & brand share**
The top 5 products take 55% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**17 **▼falling
**Sellers**
**19**
**Top-5 brand share**
**59%**
Top 20: 100%
**Top-5 click share**
**55%**
Top 20: 99%
**Open market**
**32%**
- SANSUN16% - MTYTOT13% - SmoTecQ11% - Wefomey11% - TRYTHINK9% - WZR9%
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — +9.1% search growth over the last 90 days.
2K2KSpike '24Prime Day '25Holiday '25Spike '26 seasonSepDecMarJunAugNovMarMay
No pronounced peak months · busiest ÷ quietest = 1.2×
[**Open Trend **](https://flapen.com/research/us/electronics/12v-2a-power-supply/trend)
## **Top 12v 2a power supply search terms**
- **12v 2a power supply**51K/yr+13.7%4.7% conv. - **12v 2a power adapter**10K/yr+39.3%3.7% conv. - **12v 2 amp power supply**6K/yr-7.0%5.2% conv. - **12 volt 2 amp power supply**5K/yr-0.9%6.4% conv. - **12v 2amp power supply**4K/yr+6.4%4.8% conv. - **12v 2a**5K/yr+1.7%3.6% conv. - **12vdc 2a power supply**3K/yr-17.2%4.0% conv. - **dc 12v 2a power supply**3K/yr-20.6%4.6% conv. - **12 v 2 amp power supply**2K/yr-27.5%6.8% conv. [**All search terms **](https://flapen.com/research/us/electronics/12v-2a-power-supply/search-terms)
## **Top 12v 2a power supply 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%$5K8%$9K12%$14K16%$18K101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 21 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**DC12V 2A Power Supply Adapter SANSUN AC100-240V to DC12V Transformers Switching Power Supply for 12V LED Strip Lights 12 Volt 2 Amp Power Adaptor 2.1mm X 5.5mm US Plug**SANSUN**$8.27**4.5★3,917 rev](https://www.amazon.com/dp/B01AZLA9XQ) [2**SmoTecQ 12V 2A Power Supply AC Adapter 2 Pack 24W Transformer Charger for LED Strip Lights CCTV Security Camera Monitor Breast Pump 100-240V AC to DC Converter 5.5mm x 2.1mm Plug FCC Certified**SmoTecQ**$9.89**4.6★4,130 rev](https://www.amazon.com/dp/B077PW5JC3) [3**12V 2A Power Supply AC/DC Adapter DC 12v Power Cord 100-240V AC to DC 12 Volt Transformer 5.5mm x 2.5mm dc Plug for DC 12V LED Strip Security CCTV Camera**MTYTOT**$7.11**4.6★177 rev](https://www.amazon.com/dp/B09ST95SW5) [4**12V 2A Power Supply Adapter UL-Listed 120V AC to 12V DC Adapter Transformer 12 Volt 2 Amp 24W Wall Charger for LED Strip Lights Security Camera 5.5x2.1mm US Plug (5 Pack)**Wefomey**$24.67**4.6★79 rev](https://www.amazon.com/dp/B0DKT5DH2K) [5**12V Power Supply 12V 2A 24W Power Supply AC100-240V to DC 12 Volt Adapter with 5.5mm x 2.1mm Tip and 9 Interchangeable Jacks Plug for LED Strip Lights CCTV Cameras Routers and More**TRYTHINK**$9.96**4.5★258 rev](https://www.amazon.com/dp/B0DZGTTBGZ)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**ALITOVE 12V 2A Power Supply 24W AC/DC Adapter 100-240V 50/60Hz 12 Volt Transformer DC12V Power Cord 6.5ft 5.5x2.5mm Plug for Yamaha Keyboard Digital Piano LED Light CCTV Camera External Hard Drive**ALITOVE**$10.16**31 rev7mo ago](https://www.amazon.com/dp/B0G9LM9FBJ) [**ALITOVE 12V Power Supply 2A Universal AC Adapter 100-240V 50-60HZ to DC 12 Volt Power Cord 2Amp 1A 6.5FT with 14 Tips for DVD Player External Hard Drive Yamaha Piano Keyboard LED Light Router CCTV**ALITOVE**$12.95**46 rev9mo ago](https://www.amazon.com/dp/B0FWRQFNTY) [**Kimaru 12V 2A Power Adapter UL Listed 12 Volts 2000mA AC to DC Power Supply Cord with 5 Tips for LED Strips CCTV Cameras BT Speakers Yamaha Keyboard GPS Router Webcam**Kimaru**$13.87**86 rev1y ago](https://www.amazon.com/dp/B0F9N9K11D) [**ETL Certified 12V 2A Power Supply AC/DC Adapter with 8 TipsReplacement 12 Volts 2000mA Charger Cord for LED Strips CCTV Camera Router Speaker GPS Webcam DC12V Transformer (6ft)**CIHTL**$7.30**37 rev1y ago](https://www.amazon.com/dp/B0F9PLTGM4) [**12V Power Supply 12V 2A 24W Power Supply AC100-240V to DC 12 Volt Adapter with 5.5mm x 2.1mm Tip and 9 Interchangeable Jacks Plug for LED Strip Lights CCTV Cameras Routers and More**TRYTHINK**$9.96**258 rev1y ago](https://www.amazon.com/dp/B0DZGTTBGZ)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**ALITOVE 12V 2A Power Supply 24W AC/DC Adapter 100-240V 50/60Hz 12 Volt Transformer DC12V Power Cord 6.5ft 5.5x2.5mm Plug for Yamaha Keyboard Digital Piano LED Light CCTV Camera External Hard Drive**ALITOVE**$10.16**4.9★**▲ 190%**](https://www.amazon.com/dp/B0G9LM9FBJ) [**ALITOVE 12V Power Supply 2A Universal AC Adapter 100-240V 50-60HZ to DC 12 Volt Power Cord 2Amp 1A 6.5FT with 14 Tips for DVD Player External Hard Drive Yamaha Piano Keyboard LED Light Router CCTV**ALITOVE**$12.95**4.4★**▲ 180%**](https://www.amazon.com/dp/B0FWRQFNTY) [**12V 2A Power Supply Adapter**Velainwom**$6.84**4.5★**▲ 133%**](https://www.amazon.com/dp/B07KR3DQ3S) [**12V 2A Power Supply AC/DC Adapter DC 12v Power Cord 100-240V AC to DC 12 Volt Transformer 5.5mm x 2.5mm dc Plug for DC 12V LED Strip Security CCTV Camera**MTYTOT**$7.11**4.6★**▲ 119%**](https://www.amazon.com/dp/B09ST95SW5) [**DC 12Volt 2A Power Supply Adapter 24W AC DC Wall Adapter 100-240V AC to DC 12V 2A 1.5A Power Adapter Cord Converter with 5.5mm x 2.5mm Compatible with 5.5x2.1mm Tip 12V ac/dc Transformer**MTYTOT**$6.79**4.4★**▲ 102%**](https://www.amazon.com/dp/B0CPLNHQZR)
**~~View all trending →~~**
## **What buyers say about 12v 2a power supply**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Advertised Vs Actual Product**23%
*“As advertised”*
**Quality-Overall**13%
*“Good quality”*
**Value For Money**12%
*“Great value”*
**Size-Overall**10%
*“Perfect fit”*
**Charging**8%
*“Great universal charger”*
**Compatibility-Overall**6%
*“They work very well for cctv use”*
**Ease Of Use**4%
*“Easy to use”*
**Efficiency**2%
*“Worked well”*
**Amplification**2%
*“As long as you don't go above the 2 amp rating you should be good to go”*
**Connectivity-Overall**1%
*“It attached easily”*
### **What buyers complain about **
**Durability**22%
*“This is not durable at all”*
**Functionality-Overall**14%
*“Did not work right of the box”*
**Compatibility-Overall**9%
*“it's wasn't compatible”*
**Size-Overall**8%
*“Didnt fit”*
**Advertised Vs Actual Product**7%
*“Misleading Image”*
**Charging**6%
*“doesnt provide power”*
**Quality-Overall**6%
*“The build quality seems very poor”*
**Socket/Port/Plug**4%
*“The male plug was a little loose in fixture”*
**Connectivity-Overall**4%
*“it began having connection issues — the light would flicker on”*
**Brightness/Shine/Glow**2%
*“the light is weirdly bright”*
### **Top return reasons **
**Size-Overall**32%
**Compatibility-Overall**29%
**Functionality-Overall**12%
**Charging**10%
**Defective Material/Parts**4%
**Connectivity-Overall**3%
**Socket/Port/Plug**2%
**Advertised Vs Actual Product**2%
**Value For Money**1%
**Add-Ons/Attachments**1%
## **Common questions**
- **Is 12v 2a power supply profitable to sell on Amazon United States?**
- The niche generates $114K/yr across 21 tracked products. 1 of 2 products launched in the last 360 days are still selling. 90-day search growth is +9.1%. Flapen's verdict: Skip it (49/100).
- **How competitive is the 12v 2a power supply niche?**
- 17 brands and 19 sellers compete. The top 5 products take 55% of clicks and top 5 brands hold 59% of demand.
- **What do buyers complain about in 12v 2a power supply?**
- Top complaints mined from reviews: Durability, Functionality-Overall, Compatibility-Overall. The return rate is 4.5%.
- **When does demand for 12v 2a power supply peak?**
- Demand is steady year-round — the busiest month runs 1.2× the quietest.
- **What does it cost to enter the 12v 2a power supply niche?**
- Listings span $6.20–$24.67; the average listing price is $10.52 (sweet spot $15–$100). The average incumbent carries 1,162 reviews — the moat a new listing must climb.
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