---
title: "Duracell Mn21/23 12v Battery — $579K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/health-household/duracell-mn21-23-12v-battery"
last_updated: "2026-08-11T14:20:43.418Z"
locale: en
meta:
description: "Niche score 44/100 · $579K/yr market · 232K searches/yr · $7.47 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 44/100 · $579K/yr market · 232K searches/yr · $7.47 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Duracell Mn21/23 12v Battery — $579K/yr Amazon US Niche (2026) - Flapen"
---
# **duracell mn21/23 12v battery**
**Skip it**
Prices mostly outside the sweet spot ($2.90–$12.98) — this niche doesn't clear our bar today.
Market size 63Growth 47Conversion 100Competition 17Returns 99Price range 0Avg price 21Brand share 7Review moat 22Quality gap 17
**Conversion**
**Incredible****33.4%**
search→purchase rate — share of searches ending in a sale
**Returns**
**Incredible****0.1%**
return rate — above 5% kills the launch gate
**Market size**
**Good****$579K**
$579K/yr · 232K searches
**Growth**
**Okay****+17.9%**
90-day search growth — must beat 0% to launch
**Review moat**
**Bad****10,093.33**
avg incumbent reviews — the moat a new listing must climb
**Avg price**
**Bad****$7.47**
avg listing price — sweet spot $15–$100
**Competition**
**Bad****80%**
top-5 click share — a locked-up shelf
**Quality gap**
**Bad****4.7★**
avg incumbent rating — lower means beatable quality
**Brand share**
**Bad****97%**
top-5 brand share — brand-locked demand
**Price range**
**Bad****$2.90–$12.98**
cheapest to priciest tracked listing — scored on the share inside $15–$100
According to Flapen's Amazon United States niche tracking, duracell mn21/23 12v battery is a $579K/yr Amazon United States market (232K searches/yr). The top 5 brands hold 97% of demand. Demand peaks in Dec. Verdict: Skip it — 44/100.
Data updated Jul 21, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **duracell mn21/23 12v battery market data**
- **Units sold / yr**
- **80K–100K**
- avg 6,000–8,000/product
- **Revenue / yr**
- **$598K–$747K**
- units × avg price
- **Conversion rate**
- **33.4%**
- **Avg BSR**
- **#126**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **67%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **73 months**
- **Avg seller age**
- **172 days**
## **Competition & brand share**
The top 5 products capture 80% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**6 **▲rising
**Sellers**
**44**
**Top-5 brand share**
**97%**
Top 20: 100%
**Top-5 click share**
**80%**
Top 20: 100%
**Open market**
**0%**
- DURACELL62% - Energizer22% - POWEROWL7% - Amazon Basics4% - Bvgokcell3% - Fuspower3%
## **Demand & seasonality**
Weekly Amazon search volume, last 99 weeks — +17.9% search growth over the last 90 days.
6K4KSpike '24Holiday '24Spike '25Holiday '25Spike '26 seasonDecMarJunAugNovMarMay
Peak months: Dec · busiest ÷ quietest = 2.2×
[**Open Trend **](https://flapen.com/research/us/health-household/duracell-mn21-23-12v-battery/trend)
## **Top duracell mn21/23 12v battery search terms**
- **mn21/23 battery**77K/yr+18.9%29.2% conv. - **duracell mn21/23**19K/yr+24.6%32.6% conv. - **21/23 battery**18K/yr+6.1%23.6% conv. - **mn 21/23 battery**13K/yr+41.9%25.3% conv. - **duracell 21/23 batteries**12K/yr+30.9%29.6% conv. - **mn21/23 12v battery**25K/yr+0.6%21.1% conv. - **duracell mn21/23 batteries 2 pack**9K/yr+26.6%36.1% conv. - **battery mn21/23**10K/yr+23.8%27.1% conv. - **mn21/23**9K/yr+32.8%24.3% conv. - **duracell 12v battery**5K/yr+4.0%5.6% conv. [**All search terms **](https://flapen.com/research/us/health-household/duracell-mn21-23-12v-battery/search-terms)
## **Top duracell mn21/23 12v battery 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%$58K20%$116K30%$174K40%$232K101001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 12 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Duracell 21/23 12V Alkaline Battery 4 Count Pack 21/23 12 Volt Alkaline Battery Long-Lasting for Key Fobs Car Alarms GPS Trackers and More**DURACELL**$9.94**4.8★20,727 rev](https://www.amazon.com/dp/B00BC3HTE4) [2**Energizer CR2 Lithium Batteries (2 Pack) 3V Photo Battery CR2 3V Battery**Energizer**$2.90**4.8★46,130 rev](https://www.amazon.com/dp/B00004YK10) [3**Duracell 12 Volt Alkaline Alarm Remote Battery MN21 / A23 2 Pack**DURACELL**$7.15**4.8★5,807 rev](https://www.amazon.com/dp/B00I9KVBXS) [4**2pk Duracell MN21 Alkaline 12V Battery A23 MN21 23AF 23AE V23GA GP23A L1028**DURACELL**$7.82**4.8★3,643 rev](https://www.amazon.com/dp/B07H8PZ6BW) [5**POWEROWL High Capacity A23 Batteries 6 Pack Premium Alkaline 21/23 23A 12V Battery**POWEROWL**$5.99**4.6★2,057 rev](https://www.amazon.com/dp/B09NNGF4CV)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Bvgokcell A23 23A 12 Volt Battery (5-Pack) MN21/23 12V Alkaline Battery Long Lasting for Ceiling Fan Remote Garage Door Opener Doorbell Key Fob**Bvgokcell**$6.83**89 rev9mo ago](https://www.amazon.com/dp/B0FXBBD31N) [**Amazon Basics 6-Pack 23A Alkaline Batteries 12 Volt Long-Lasting Power for Key Fobs**Amazon Basics**$5.87**2,423 rev1y ago](https://www.amazon.com/dp/B0CQ1WRJ96) [**Fuspower 23A Battery A23 12 Volt Battery l1028f MN21/23 Alkaline Batteries for Ceiling Fan Remote Garage Door Opener Doorbell 5pcs**Fuspower**$5.24**158 rev2y ago](https://www.amazon.com/dp/B0CFDYCHMX) [**POWEROWL High Capacity A23 Batteries 6 Pack Premium Alkaline 21/23 23A 12V Battery**POWEROWL**$5.99**2,057 rev4y ago](https://www.amazon.com/dp/B09NNGF4CV) [**Amazon Basics 4-Pack 23A Alkaline Battery 12 Volt Long-Lasting Power for Key Fobs and Garage Door Openers**Amazon Basics**$5.65**37,004 rev7y ago](https://www.amazon.com/dp/B07GNMFLKH)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Bvgokcell A23 23A 12 Volt Battery (5-Pack) MN21/23 12V Alkaline Battery Long Lasting for Ceiling Fan Remote Garage Door Opener Doorbell Key Fob**Bvgokcell**$6.83**4.8★**▲ 115%**](https://www.amazon.com/dp/B0FXBBD31N) [**Fuspower 23A Battery A23 12 Volt Battery l1028f MN21/23 Alkaline Batteries for Ceiling Fan Remote Garage Door Opener Doorbell 5pcs**Fuspower**$5.24**4.6★**▲ 94%**](https://www.amazon.com/dp/B0CFDYCHMX) [**Duracell 12 Volt Alkaline Alarm Remote Battery MN21 / A23 2 Pack(Counts 1)**DURACELL**$8.63**4.7★**▲ 79%**](https://www.amazon.com/dp/B0094BE64W) [**Battery MN 21/ A 23 4PK**DURACELL**$12.98**4.8★**▲ 67%**](https://www.amazon.com/dp/B00PX0KVB0) [**2pk Duracell MN21 Alkaline 12V Battery A23 MN21 23AF 23AE V23GA GP23A L1028**DURACELL**$7.82**4.8★**▲ 60%**](https://www.amazon.com/dp/B07H8PZ6BW)
**~~View all trending →~~**
## **What buyers say about duracell mn21/23 12v battery**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Battery Life**26%
*“Batteries work very good”*
**Value For Money**21%
*“Decent price”*
**Advertised Vs Actual Product**17%
*“Accurate description”*
**Quality-Overall**10%
*“Great quality”*
**Size-Overall**5%
*“Perfect size and fit”*
**Efficiency**4%
*“useful”*
**Durability**4%
*“Durable and last very long”*
**Ease Of Use**2%
*“Easy to use”*
**Compatibility-Overall**2%
*“Price was good compatibility was great too”*
**Remote Control**1%
*“Just what I needed for my ceiling fan remote”*
### **What buyers complain about **
**Battery Life**38%
*“Batteries dont last very long”*
**Durability**16%
*“Do not last”*
**Size-Overall**5%
*“Seemed to be larger in diameter than my last battery”*
**Value For Money**5%
*“Not worth it”*
**Functionality-Overall**5%
*“Not working”*
**Quality-Overall**4%
*“Unbelievably dissatisfied performance”*
**Charging**3%
*“No charge”*
**Natural Resource Wastage**1%
*“Waste of Money”*
**Leak-Proof**1%
*“Leaked”*
**Thickness**1%
*“Material thin”*
### **Top return reasons **
**Size-Overall**49%
**Functionality-Overall**10%
**Battery Life**9%
**Advertised Vs Actual Product**9%
**Compatibility-Overall**8%
**Value For Money**5%
**Defective Material/Parts**2%
**Charging**2%
**Leak-Proof**2%
**Moist/Dry**1%
## **Common questions**
- **Is duracell mn21/23 12v battery profitable to sell on Amazon United States?**
- The niche generates $579K/yr across 12 tracked products. 1 of 1 products launched in the last 360 days are still selling. 90-day search growth is +17.9%. Flapen's verdict: Skip it (44/100).
- **How competitive is the duracell mn21/23 12v battery niche?**
- 6 brands and 44 sellers compete. The top 5 products take 80% of clicks and top 5 brands hold 97% of demand.
- **What do buyers complain about in duracell mn21/23 12v battery?**
- Top complaints mined from reviews: Battery Life, Durability, Size-Overall. The return rate is 0.1%.
- **When does demand for duracell mn21/23 12v battery peak?**
- Demand peaks in Dec; the busiest month runs 2.2× the quietest.
- **What does it cost to enter the duracell mn21/23 12v battery niche?**
- Listings span $2.90–$12.98; the average listing price is $7.47 (sweet spot $15–$100). The average incumbent carries 10,093 reviews — the moat a new listing must climb.
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