---
title: "12v 1a Power Supply — $61K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/electronics/12v-1a-power-supply"
last_updated: "2026-08-08T00:23:22.243Z"
locale: en
meta:
description: "Niche score 38/100 · $61K/yr market · 53K searches/yr · $10.12 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 38/100 · $61K/yr market · 53K searches/yr · $10.12 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "12v 1a Power Supply — $61K/yr Amazon US Niche (2026) - Flapen"
---
# **12v 1a power supply**
**Skip it**
A small market ($61K/yr) — this niche doesn't clear our bar today.
Market size 15Growth 23Conversion 92Competition 23Returns 25Price range 42Avg price 34Brand share 47Review moat 58Quality gap 55
**Conversion**
**Great****11.3%**
search→purchase rate — share of searches ending in a sale
**Review moat**
**Good****1,187.82**
avg incumbent reviews — the moat a new listing must climb
**Quality gap**
**Good****4.4★**
avg incumbent rating — lower means beatable quality
**Brand share**
**Okay****77%**
top-5 brand share — brands hold most of the demand
**Price range**
**Okay****$5.43–$21.87**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Avg price**
**Okay****$10.12**
avg listing price — sweet spot $15–$100
**Returns**
**Bad****5.1%**
return rate — above 5% kills the launch gate
**Growth**
**Bad****-3.4%**
90-day search growth — must beat 0% to launch
**Competition**
**Bad****73%**
top-5 click share — a locked-up shelf
**Market size**
**Bad****$61K**
$61K/yr · 53K searches
**Signals**[** High Returns**](https://flapen.com/research/niches?market=us&signal=high_returns "Return rate > 5%")
According to Flapen's Amazon United States niche tracking, 12v 1a power supply is a $61K/yr Amazon United States market (53K searches/yr). The top 5 brands hold 77% of demand. Demand peaks in Dec. Verdict: Skip it — 38/100.
Data updated Jul 22, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **12v 1a power supply market data**
- **Units sold / yr**
- **6K–8K**
- avg 250–500/product
- **Revenue / yr**
- **$61K–$81K**
- units × avg price
- **Conversion rate**
- **11.3%**
- **Avg BSR**
- **#4**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **88%**
- **Out of stock**
- **4.1%**
- **Avg brand age**
- **52 months**
- **Avg seller age**
- **216 days**
## **Competition & brand share**
The top 5 products capture 73% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**15 **▼falling
**Sellers**
**16**
**Top-5 brand share**
**77%**
Top 20: 100%
**Top-5 click share**
**73%**
Top 20: 100%
**Open market**
**18%**
- ALITOVE31% - GuanTing16% - FlickerStar15% - MTDZKJG8% - SoulBay7% - Facmogu5%
## **Demand & seasonality**
Weekly Amazon search volume, last 103 weeks — -3.4% search growth over the last 90 days.
1K750Holiday '24Spike '25Holiday '25 seasonSepDecMarJunAugNovMarMay
Peak months: Dec · busiest ÷ quietest = 1.6×
[**Open Trend **](https://flapen.com/research/us/electronics/12v-1a-power-supply/trend)
## **Top 12v 1a power supply search terms**
- **12v 1a power supply**25K/yr+7.1%9.5% conv. - **12v 1a power adapter**8K/yr-19.8%8.7% conv. - **12v 1 amp power supply**6K/yr-14.9%11.5% conv. - **12v 1amp power supply**4K/yr-1.4%11.6% conv. - **dc 12v 1a power cord**4K/yr-28.2%11.8% conv. - **12v 1000ma power supply**3K/yr-4.6%7.7% conv. - **12 volt 1 amp power supply**3K/yr+32.9%8.7% conv. [**All search terms **](https://flapen.com/research/us/electronics/12v-1a-power-supply/search-terms)
## **Top 12v 1a 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%10%$6K20%$12K30%$18K40%$24K101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 17 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**ALITOVE DC 12V 1A Power Supply 12W AC Adapter 100~240V 50-60hz to 12 Volt 1Amp 0.5A Transformer DC 12V Power Cord 5.5 x 2.5mm 2.1mm Plug for LED Strip Light CCTV Security Camera and More**ALITOVE**$6.97**4.4★2,039 rev](https://www.amazon.com/dp/B07VQHYGRD) [2**DC12V Power Supply 1A 12V AC Adapter with 11 Changeable DC Plug Tips AC100-240V to DC12V 1000mA 800mA 600mA 500mA 400mA 200mA 100mA Charger Replacement 6FT**GuanTing**$7.44**4.3★266 rev](https://www.amazon.com/dp/B0DJ77SYWJ) [3![12V 1A Adapter Power Supply [12 Volts 1 Amps] 100V~240V AC to DC Plug 5.5 x 2.1mm & 2.5mm for 12volt 100mA 200mA 300mA 400mA 500mA 600mA 800mA 900mA 1000mA Equipment Extra Long 6ft Cord](https://m.media-amazon.com/images/I/31eSt-oJOQS.jpg)**12V 1A Adapter Power Supply \[12 Volts 1 Amps\] 100V~240V AC to DC Plug 5.5 x 2.1mm & 2.5mm for 12volt 100mA 200mA 300mA 400mA 500mA 600mA 800mA 900mA 1000mA Equipment Extra Long 6ft Cord**FlickerStar**$9.86**4.4★488 rev](https://www.amazon.com/dp/B07N2LN2PK) [4**12V 1A Power Supply 12W AC/DC Adapter 100-240V AC to DC 12Volt 1000mA 800mA 500mA 200mA Power Converter Transformer for CCTV Camera Router Speaker Webcam**MTDZKJG**$5.43**4.6★114 rev](https://www.amazon.com/dp/B0BZRFRN76) [5**SoulBay 12V 1A AC Adapter Charger Replacement w/8 Tips Regulated Power Supply Cord for LED Strip Light CCTV Camera BT Speaker GPS Webcam Router DC12V Transformer with ETL Certificate**SoulBay**$9.72**4.2★6,052 rev](https://www.amazon.com/dp/B07C75RT38)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**ALITOVE 12V DC Power Supply 1A 12W AC Adapter 100-240V 50-60hz to 12 Volt 1Amp 0.5A Transformer Power Cord 6.5FT 5.5 x 2.5mm 2.1mm Plug with 14 Tips for LED Strip Light CCTV Security Camera and More**ALITOVE**$11.07**53 rev9mo ago](https://www.amazon.com/dp/B0FWRQL861) [**DC12V Power Supply 1A 12V AC Adapter with 11 Changeable DC Plug Tips AC100-240V to DC12V 1000mA 800mA 600mA 500mA 400mA 200mA 100mA Charger Replacement 6FT**GuanTing**$7.44**266 rev1y ago](https://www.amazon.com/dp/B0DJ77SYWJ) [**Minidodoca 2 Pack 12V 1A AC/DC Power Supply - 100-240V AC to DC 12V 1A Power Adapter with 5.5x2.5mm & 5.5x2.1mm DC Plug**minidodoca**$9.97**86 rev2y ago](https://www.amazon.com/dp/B0D1KB6T36) [**MTYTOT 12V 1A Power Supply 12W AC Adapter DC 12V 1A Replacement Power Cord 100V-240V AC to DC Converter 12 Volt 1Amp 0.5A Power Adapter ac/dc Transformer 5.5mm x 2.5mm /2.1mm DC Output Wall Adapter**MTYTOT**$5.85**138 rev2y ago](https://www.amazon.com/dp/B0CX41C25V) [**Govvep 12V 1A 12W Adapter Power Supply**Govvep**$9.55**81 rev2y ago](https://www.amazon.com/dp/B0CVXHW8TZ)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Govvep 12V 1A 12W Adapter Power Supply**Govvep**$9.55**4.6★**▲ 217%**](https://www.amazon.com/dp/B0CVXHW8TZ) [**ALITOVE 12V DC Power Supply 1A 12W AC Adapter 100-240V 50-60hz to 12 Volt 1Amp 0.5A Transformer Power Cord 6.5FT 5.5 x 2.5mm 2.1mm Plug with 14 Tips for LED Strip Light CCTV Security Camera and More**ALITOVE**$11.07**4.3★**▲ 105%**](https://www.amazon.com/dp/B0FWRQL861) [**Minidodoca 2 Pack 12V 1A AC/DC Power Supply - 100-240V AC to DC 12V 1A Power Adapter with 5.5x2.5mm & 5.5x2.1mm DC Plug**minidodoca**$9.97**4.5★**▲ 100%**](https://www.amazon.com/dp/B0D1KB6T36) [![12V 1A Adapter Power Supply [12 Volts 1 Amps] 100V~240V AC to DC Plug 5.5 x 2.1mm & 2.5mm for 12volt 100mA 200mA 300mA 400mA 500mA 600mA 800mA 900mA 1000mA Equipment Extra Long 6ft Cord](https://m.media-amazon.com/images/I/31eSt-oJOQS.jpg)**12V 1A Adapter Power Supply \[12 Volts 1 Amps\] 100V~240V AC to DC Plug 5.5 x 2.1mm & 2.5mm for 12volt 100mA 200mA 300mA 400mA 500mA 600mA 800mA 900mA 1000mA Equipment Extra Long 6ft Cord**FlickerStar**$9.86**4.4★**▲ 92%**](https://www.amazon.com/dp/B07N2LN2PK) [**ALITOVE 12V 1A Power Supply AC Adapter 100-240V 50-60Hz to DC 12 Volt Transformer 12W Replacement Power Cord 5.5 x 2.5mm/2.1mm Tip for CCTV Security Camera DVR NVR System Router LED Strip (5 Pack)**ALITOVE**$18.91**4.4★**▲ 52%**](https://www.amazon.com/dp/B08BRPK9J9)
**~~View all trending →~~**
## **What buyers say about 12v 1a power supply**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Advertised Vs Actual Product**20%
*“as advertised”*
**Value For Money**14%
*“Worth the price”*
**Compatibility-Overall**9%
*“Universal AC/DC Adapte”*
**Quality-Overall**8%
*“Good Quality”*
**Charging**8%
*“Best gosh dang 12V1A Barrel charger”*
**Size-Overall**7%
*“Fits great”*
**Socket/Port/Plug**6%
*“It even comes with a wire connector”*
**Ease Of Use**4%
*“it's been great to use”*
**Heating**2%
*“Works great with my laptop cooling pad”*
**Functionality-Overall**2%
*“Perfect for my hard drives power supply”*
### **What buyers complain about **
**Durability**22%
*“Failed after 4 months”*
**Functionality-Overall**19%
*“They never worked”*
**Quality-Overall**12%
*“The build quality seems very poor”*
**Compatibility-Overall**8%
*“it's wasn't compatible”*
**Heating**6%
*“the plugin itself does get quite warm”*
**Charging**4%
*“Not good charging adapter”*
**Size-Overall**4%
*“It doesn't have all fittings I tried”*
**Connectivity-Overall**3%
*“it began having connection issues — the light would flicker on”*
**Flammable**2%
*“CAUSED A FIRE”*
**Amplification**2%
*“not likely to be adequate of your device requires the full amp this supply is claimed to supply”*
### **Top return reasons **
**Size-Overall**31%
**Compatibility-Overall**29%
**Functionality-Overall**12%
**Charging**10%
**Defective Material/Parts**4%
**Connectivity-Overall**3%
**Advertised Vs Actual Product**2%
**Socket/Port/Plug**2%
**Value For Money**1%
**Add-Ons/Attachments**1%
## **Common questions**
- **Is 12v 1a power supply profitable to sell on Amazon United States?**
- The niche generates $61K/yr across 17 tracked products. 1 of 1 products launched in the last 360 days are still selling. 90-day search growth is -3.4%. Flapen's verdict: Skip it (38/100).
- **How competitive is the 12v 1a power supply niche?**
- 15 brands and 16 sellers compete. The top 5 products take 73% of clicks and top 5 brands hold 77% of demand.
- **What do buyers complain about in 12v 1a power supply?**
- Top complaints mined from reviews: Durability, Functionality-Overall, Quality-Overall. The return rate is 5.1% — above our launch gate.
- **When does demand for 12v 1a power supply peak?**
- Demand peaks in Dec; the busiest month runs 1.6× the quietest.
- **What does it cost to enter the 12v 1a power supply niche?**
- Listings span $5.43–$21.87; the average listing price is $10.12 (sweet spot $15–$100). The average incumbent carries 1,188 reviews — the moat a new listing must climb.
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