---
title: "Px625 Battery — $70K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/electronics/px625-battery"
last_updated: "2026-08-11T18:07:38.928Z"
locale: en
meta:
description: "Niche score 50/100 · $70K/yr market · 39K searches/yr · $15.34 avg price. A small market ($70K/yr) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 50/100 · $70K/yr market · 39K searches/yr · $15.34 avg price. A small market ($70K/yr) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Px625 Battery — $70K/yr Amazon US Niche (2026) - Flapen"
---
# **px625 battery**
**Worth a look**
Shows searches that convert (11.7% search→purchase), but a small market ($70K/yr) keeps it on the watch list.
Market size 18Growth 29Conversion 94Competition 26Returns 86Price range 84Avg price 76Brand share 31Review moat 89Quality gap 55
**Conversion**
**Great****11.7%**
search→purchase rate — share of searches ending in a sale
**Review moat**
**Great****210.06**
avg incumbent reviews — the moat a new listing must climb
**Returns**
**Great****1.5%**
return rate — above 5% kills the launch gate
**Price range**
**Great****$5.01–$75.11**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Avg price**
**Great****$15.34**
avg listing price — sweet spot $15–$100
**Quality gap**
**Good****4.4★**
avg incumbent rating — lower means beatable quality
**Brand share**
**Okay****87%**
top-5 brand share — brands hold most of the demand
**Growth**
**Okay****+3.6%**
90-day search growth — must beat 0% to launch
**Competition**
**Okay****69%**
top-5 click share — leaders hold, buyers still browse
**Market size**
**Bad****$70K**
$70K/yr · 39K searches
According to Flapen's Amazon United States niche tracking, px625 battery is a $70K/yr Amazon United States market (39K searches/yr). The top 5 brands hold 87% of demand. Verdict: Worth a look — 50/100.
Data updated Jul 17, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **px625 battery market data**
- **Units sold / yr**
- **4K–5K**
- avg 250–500/product
- **Revenue / yr**
- **$61K–$77K**
- units × avg price
- **Conversion rate**
- **11.7%**
- **Avg BSR**
- **#1,717**
- **Page quality**
- **0%**
- **Prime**
- **69%**
- **Sponsored**
- **56%**
- **Out of stock**
- **1.0%**
- **Avg brand age**
- **70 months**
- **Avg seller age**
- **195 days**
## **Competition & brand share**
The top 5 products take 69% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**10 **▲rising
**Sellers**
**12**
**Top-5 brand share**
**87%**
Top 20: 100%
**Top-5 click share**
**69%**
Top 20: 100%
**Open market**
**8%**
- LOOPACELL53% - WeinCell15% - BIAQI8% - GDP6% - F1TP6% - Heani5% - Open — no brand owns it (4 brands, 8%)
## **Demand**
Weekly Amazon search volume, last 26 weeks — +3.6% search growth over the last 90 days.
900700Jan '26Feb '26Mar '26Apr '26May '26Jun '26Jul '26
[**Open Trend **](https://flapen.com/research/us/electronics/px625-battery/trend)
## **Top px625 battery search terms**
- **weincell mrb625**6K/yr+51.8%7.8% conv. - **px625 battery**8K/yr-6.1%9.6% conv. - **625a battery**7K/yr-0.9%19.1% conv. - **1.35v battery**5K/yr-6.0%2.1% conv. - **625 battery**4K/yr-14.7%10.4% conv. - **px625a battery**3K/yr+9.4%23.9% conv. - **px13 battery**3K/yr-17.6%4.7% conv. - **px625**2K/yr-18.0%7.7% conv. [**All search terms **](https://flapen.com/research/us/electronics/px625-battery/search-terms)
## **Top px625 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%$7K20%$14K30%$21K40%$28K1101001K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)2 products missing review or click data not plotted
All 16 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**LOOPACELL 625A PX625A LR9 V625U PX625 1.5V 2 Batteries**LOOPACELL**$5.01**4.4★607 rev](https://www.amazon.com/dp/B07VDGGYWX) [2**LOOPACELL 625A PX625A LR9 V625U PX625 1.5V 4 Batteries**LOOPACELL**$6.22**4.4★513 rev](https://www.amazon.com/dp/B07VCGKMFW) [3**LOOPACELL 625A PX625A LR9 V625U PX625 Alkaline Battery - 1.5V Long Lasting Coin Cell Button Battery for Battery Powered Light Meters Vintage Cameras Small Flashlights Car Keys**LOOPACELL**$7.25**4.5★922 rev](https://www.amazon.com/dp/B07VDGGR1F) [4**WeinCell MRB625 Replacement Battery for PX625 (6)**WeinCell**$35.48**4.7★8 rev](https://www.amazon.com/dp/B00J26IKQO) [5**BIAQI 2Pcs Battery Adapter for Film Camera Exposure Meter MR-9 PX625 PX13 1.4V Battery Adapter**BIAQI**$11.97**4.6★102 rev](https://www.amazon.com/dp/B0C6V29PNP)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**F1TP 2PCS MR-9 PX625 Battery Adapter No Voltage Conversion for Vintage Camera Exposure Meter MR-9 PX625 PX13 fits for Hearing Aid Batteries Size 675 PR44 1.4v Zinc air Battery or LR44**F1TP**$9.85**30 rev1y ago](https://www.amazon.com/dp/B0FDGBXCQ3) [**F1TP 4PCS MR-9 PX625 Battery Adapter Voltage Converter for Vintage Camera Exposure Meter MR-9 PX625 PX13 fits for Hearing Aid Batteries Size 675 PR44 1.4v Zinc air Battery or LR44**F1TP**$15.81**30 rev1y ago](https://www.amazon.com/dp/B0FDG9T9QZ) [**eTone 2pcs Brass Metal Battery Adapter for Older Film Camera Exposure Meters MR9 PX625 PX13**eTone**$10.13**19 rev2y ago](https://www.amazon.com/dp/B0CHVV3VTX) [**BIAQI 2Pcs Battery Adapter for Film Camera Exposure Meter MR-9 PX625 PX13 1.4V Battery Adapter**BIAQI**$11.97**102 rev3y ago](https://www.amazon.com/dp/B0C6V29PNP) [**BAQI 2pcs MR-9 Battery Adapters for Old Version Film Camera Exposure Meter MR9 PX625 PX13**BAQI**$10.29**505 rev6y ago](https://www.amazon.com/dp/B07VCZZPS6)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**WeinCell MRB625 Replacement Battery for PX625/PX13 by WeinCell**WeinCell**$12.50**0.0★**▲ 228%**](https://www.amazon.com/dp/B01IWYNUI4) [**WeinCell MRB625 Replacement Battery for PX625 (6)**WeinCell**$35.48**4.7★**▲ 119%**](https://www.amazon.com/dp/B00J26IKQO) [**Battery WEIN Cell PX625 Replacement Box of 12 - MRB625-12 Model: Electronics & Accessories Store**Gadgets World**$75.11**0.0★**▲ 76%**](https://www.amazon.com/dp/B017O3OICG) [**eTone 2pcs Brass Metal Battery Adapter for Older Film Camera Exposure Meters MR9 PX625 PX13**eTone**$10.13**4.6★**▲ 45%**](https://www.amazon.com/dp/B0CHVV3VTX) [**Weincell MRB400 Z400PX PX400 EPX400 RM400 1.35V Zinc Air Battery by Wein**Heani**$9.56**4.4★**▲ 38%**](https://www.amazon.com/dp/B018KTJS7I)
**~~View all trending →~~**
## **What buyers say about px625 battery**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Battery Life**42%
*“encapsulate the battery without issues”*
**Compatibility-Overall**27%
*“Rollei 35 Compatible”*
**Size-Overall**12%
*“Proper fit”*
**Quality-Overall**8%
*“Good product”*
**Assembly/Installation**4%
*“Easy installation”*
**Advertised Vs Actual Product**4%
*“does the job”*
### **What buyers complain about **
**Battery Life**36%
*“None of the 4 batteries had more than a 1 out of 3 light reading for charge”*
**Durability**14%
*“Do not last more than a month”*
**Assembly/Installation**14%
*“Swelled almost immediately upon installation”*
**Quality-Overall**7%
*“like a lot of brands I guess they started to cheap out”*
**Functionality-Overall**7%
*“it won't work properly”*
**Advertised Vs Actual Product**7%
*“This is not as advertised”*
**Value For Money**7%
*“Pricey,”*
### **Top return reasons **
**Size-Overall**34%
**Compatibility-Overall**23%
**Advertised Vs Actual Product**9%
**Functionality-Overall**8%
**Battery Life**8%
**Defective Material/Parts**4%
**Rusts/Corrodes**3%
**Camera Quality**3%
**Product Condition**2%
**Charging**2%
## **Common questions**
- **Is px625 battery profitable to sell on Amazon United States?**
- The niche generates $70K/yr across 16 tracked products. 90-day search growth is +3.6%. Flapen's verdict: Worth a look (50/100).
- **How competitive is the px625 battery niche?**
- 10 brands and 12 sellers compete. The top 5 products take 69% of clicks and top 5 brands hold 87% of demand.
- **What do buyers complain about in px625 battery?**
- Top complaints mined from reviews: Battery Life, Durability, Assembly/Installation. The return rate is 1.5%.
- **What does it cost to enter the px625 battery niche?**
- Listings span $5.01–$75.11; the average listing price is $15.34 (sweet spot $15–$100). The average incumbent carries 210 reviews — the moat a new listing must climb.
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