---
title: "Battery Fuse — $122K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/automotive/battery-fuse"
last_updated: "2026-08-10T08:27:58.415Z"
locale: en
meta:
description: "Niche score 43/100 · $122K/yr market · 159K searches/yr · $31.68 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 43/100 · $122K/yr market · 159K searches/yr · $31.68 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Battery Fuse — $122K/yr Amazon US Niche (2026) - Flapen"
---
# **battery fuse**
**Skip it**
Brand-locked demand (top 5 brands take 93% of clicks) — this niche doesn't clear our bar today.
Market size 28Growth 31Conversion 30Competition 64Returns 65Price range 60Avg price 95Brand share 18Review moat 70Quality gap 19
**Avg price**
**Incredible****$31.68**
avg listing price — sweet spot $15–$100
**Review moat**
**Good****682.57**
avg incumbent reviews — the moat a new listing must climb
**Returns**
**Good****2.4%**
return rate — above 5% kills the launch gate
**Competition**
**Good****46%**
top-5 click share — leaders hold, buyers still browse
**Price range**
**Good****$9.71–$150.85**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Growth**
**Okay****+4.9%**
90-day search growth — must beat 0% to launch
**Conversion**
**Okay****2.4%**
search→purchase rate — share of searches ending in a sale
**Market size**
**Okay****$122K**
$122K/yr · 159K searches
**Quality gap**
**Bad****4.7★**
avg incumbent rating — lower means beatable quality
**Brand share**
**Bad****93%**
top-5 brand share — brand-locked demand
According to Flapen's Amazon United States niche tracking, battery fuse is a $122K/yr Amazon United States market (159K searches/yr). The top 5 brands hold 93% of demand. Demand peaks in Jun. Verdict: Skip it — 43/100.
Data updated Jul 11, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **battery fuse market data**
- **Units sold / yr**
- **5K–6K**
- avg 100–250/product
- **Revenue / yr**
- **$158K–$190K**
- units × avg price
- **Conversion rate**
- **2.4%**
- **Avg BSR**
- **#33**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **86%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **39 months**
- **Avg seller age**
- **160 days**
## **Competition & brand share**
The top 5 products take 46% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**9 **▲rising
**Sellers**
**114**
**Top-5 brand share**
**93%**
Top 20: 100%
**Top-5 click share**
**46%**
Top 20: 89%
**Open market**
**5%**
- Blue Sea Systems71% - BOJACK7% - Joinfworld6% - SIGANDG5% - Sixzoo4% - HUAREW2% - Open — no brand owns it (3 brands, 5%)
## **Demand & seasonality**
Weekly Amazon search volume, last 53 weeks — +4.9% search growth over the last 90 days.
4K3KPrime Day '25Spike '25Spike '26 seasonJulAugSepOctNovDecJanFebMarAprMayJun
Peak months: Jun · busiest ÷ quietest = 2.5×
[**Open Trend **](https://flapen.com/research/us/automotive/battery-fuse/trend)
## **Top battery fuse search terms**
- **blue sea systems**44K/yr-0.5%0.9% conv. - **battery fuse**23K/yr-3.3%0.8% conv. - **blue sea**15K/yr+9.8%1.2% conv. - **mrbf fuse**12K/yr+19.4%1.1% conv. - **battery terminal fuse**12K/yr+0.6%1.3% conv. - **battery fuse block**10K/yr+11.5%1.2% conv. - **mrbf terminal fuse block**8K/yr+22.4%3.9% conv. - **terminal fuse**6K/yr+13.9%1.3% conv. - **battery fuse terminal**6K/yr-1.4%1.1% conv. - **battery terminal fuse block**5K/yr-4.4%1.1% conv. [**All search terms **](https://flapen.com/research/us/automotive/battery-fuse/search-terms)
## **Top battery fuse 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%$12K20%$24K30%$37K40%$49K1101001K10K 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**Blue Sea Systems 5191 Fuse Block Terminal 30-300 AMP**Blue Sea Systems**$24.59**4.7★969 rev](https://www.amazon.com/dp/B0019ZBTV4) [2**Blue Sea Systems ST Blade Fuse Block 12 Circuit with Ground and Cover 100 Amps 5026**Blue Sea Systems**$36.99**4.8★6,835 rev](https://www.amazon.com/dp/B001P6FTHC) [3**Blue Sea Systems ST Blade Fuse Block 6 Way Circuits with Negative Bus and Cover 100 Amps 5025**Blue Sea Systems**$30.26**4.8★2,669 rev](https://www.amazon.com/dp/B000THQ0CQ) [4**SIGANDG Terminal Fuse Block Marine Rated Battery Fuse MRBF Fuse Holder 30-300 AMP**SIGANDG**$9.71**4.5★38 rev](https://www.amazon.com/dp/B0CH9D78XJ) [5**Joinfworld MRBF Terminal Fuse Block 300A 58V DC Battery Terminal Fuse Kit with 5/16 Stud Marine Battery Fuse and Waterproof Cap for Boat Truck RV Construction Vehicles**Joinfworld**$13.91**4.4★155 rev](https://www.amazon.com/dp/B0BLYM1RLN)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**MRBF Terminal Fuse Block 100A 58V DC Battery Terminal Fuse 5/16 (M8) Single Stud Marine Battery Fuses with Max IP66 Waterproof Cap for Boat Truck RV Construction Vehicles**Sixzoo**$12.81**8 rev7mo ago](https://www.amazon.com/dp/B0FRM1DJNK) [**MRBF Terminal Fuse Block 125A 58V DC Battery Terminal Fuse 5/16 (M8) Single Stud Marine Battery Fuses with Max IP66 Waterproof Cap for Boat Truck RV Construction Vehicles**Sixzoo**$12.96**9 rev7mo ago](https://www.amazon.com/dp/B0FRLN72QB) [**Terminal Fuse Block 150AMP with Insulating Cover 58V DC Maximum Single Stud 5/16(M8) Compact Marine Rated Battery Fuse IP66 Waterproof Fuse Holder for Automotive RV Boat Truck**JXJXQU**$16.17**32 rev1y ago](https://www.amazon.com/dp/B0DMM11FZ6) [**BOJACK MRBF Terminal Fuse Block 250 AMP Marine Rated Battery Fuse 58V DC Max IP66 Waterproof Fuse Holder 250A**BOJACK**$16.59**107 rev2y ago](https://www.amazon.com/dp/B0CHJPN1ZS) [**BOJACK MRBF Terminal Fuse Block 100 AMP Marine Rated Battery Fuse 58V DC Max IP66 Waterproof Fuse Holder 100A**BOJACK**$16.60**90 rev2y ago](https://www.amazon.com/dp/B0CHJPL956)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**MRBF Terminal Fuse Block 100A 58V DC Battery Terminal Fuse 5/16 (M8) Single Stud Marine Battery Fuses with Max IP66 Waterproof Cap for Boat Truck RV Construction Vehicles**Sixzoo**$12.81**4.6★**▲ 154%**](https://www.amazon.com/dp/B0FRM1DJNK) [**MRBF Terminal Fuse Block 125A 58V DC Battery Terminal Fuse 5/16 (M8) Single Stud Marine Battery Fuses with Max IP66 Waterproof Cap for Boat Truck RV Construction Vehicles**Sixzoo**$12.96**5.0★**▲ 139%**](https://www.amazon.com/dp/B0FRLN72QB) [**Blue Sea Systems 5181 Blue Sea Systems MRBF Terminal Fuse - 80A blue/sea 1**Blue Sea Systems**$19.10**4.9★**▲ 50%**](https://www.amazon.com/dp/B001JBOVL8) [**Blue Sea Systems 2151 Dual MRBF Terminal Fuse Block - 30 to 300A**Blue Sea Systems**$35.10**4.7★**▲ 33%**](https://www.amazon.com/dp/B002INJXO6) [**Blue Sea Systems ST Blade Fuse Block 12 Circuit with Cover 100 Amps 5029**Blue Sea Systems**$44.20**4.7★**▲ 29%**](https://www.amazon.com/dp/B000MMH1GC)
**~~View all trending →~~**
## **What buyers say about battery fuse**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**34%
*“Solid build, good quality”*
**Advertised Vs Actual Product**11%
*“It does what its supposed to do”*
**Size-Overall**8%
*“Fit perfect”*
**Functionality-Overall**7%
*“Works no issues”*
**Value For Money**6%
*“Fair price”*
**Efficiency**6%
*“Does the job”*
**Ease Of Use**3%
*“easy to use came as described”*
**Assembly/Installation**2%
*“Installation was simple”*
**Battery Life**2%
*“Super convenient fuse for custom battery bank”*
**Durability**2%
*“everything feels very durable”*
### **What buyers complain about **
**Mounting**17%
*“doesn't come with any screws to mount”*
**Advertised Vs Actual Product**15%
*“This is false advertisement”*
**Quality-Overall**9%
*“Cheap quality”*
**Size-Overall**7%
*“That wire was too long for my truck”*
**Durability**7%
*“got a year out of it”*
**Rusts/Corrodes**6%
*“After less than a year there were two blade type fuses that were corroded to the point that the equipment they powered didn't work”*
**Functionality-Overall**4%
*“Doesn't work at all”*
**Connectivity-Overall**4%
*“developed a poor internal connection over time”*
**Value For Money**3%
*“Blue Sea isnt the cheapest”*
**Product Condition**3%
*“Receiving returned items advertised and new”*
### **Top return reasons **
**Size-Overall**35%
**Advertised Vs Actual Product**11%
**Defective Material/Parts**9%
**Compatibility-Overall**8%
**Functionality-Overall**8%
**Value For Money**5%
**Amplification**3%
**Mounting**3%
**Product Condition**3%
**Assembly/Installation**2%
## **Common questions**
- **Is battery fuse profitable to sell on Amazon United States?**
- The niche generates $122K/yr across 28 tracked products. 1 of 2 products launched in the last 360 days are still selling. 90-day search growth is +4.9%. Flapen's verdict: Skip it (43/100).
- **How competitive is the battery fuse niche?**
- 9 brands and 114 sellers compete. The top 5 products take 46% of clicks and top 5 brands hold 93% of demand.
- **What do buyers complain about in battery fuse?**
- Top complaints mined from reviews: Mounting, Advertised Vs Actual Product, Quality-Overall. The return rate is 2.4%.
- **When does demand for battery fuse peak?**
- Demand peaks in Jun; the busiest month runs 2.5× the quietest.
- **What does it cost to enter the battery fuse niche?**
- Listings span $9.71–$150.85; the average listing price is $31.68 (sweet spot $15–$100). The average incumbent carries 683 reviews — the moat a new listing must climb.
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