- Flapen Score
- 44 / 100Top 45% of 8,347 Electronics niches · +1 vs the category median of 4344
- Market size
- $226K/yr71K searches / yr
- 90-day growth
- +2.3%search demand this quarter
- Competition
- 68%top-5 click share · 7 brands · 143 sellers
Flapen Score
Emi Filter against its category
The dotted line is the Electronics average. Past it, Emi Filter is stronger. Inside it, weaker.
Market
The Emi Filter market on Amazon at a glance
Shoppers on Amazon United States searched for Emi Filter 71K times last year and spent an estimated $226K. The top 5 brands take 96% of clicks. Flapen scores it 44 out of 100, a Fail.
01 · Demand
An estimated 5.0% of those searches ended in a purchase.
Shoppers searched for this 71K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 5.0% of those searches ended in a purchase. Searches in the last 90 days moved +2.3% against the 90 days before. Searches, conversion and average price together put the market at an estimated $226K a year.
- Searches, last 12 months
- 71K
- Growth, 90 days vs prior 90
- +2.3%
- Conversion, latest week
- 5.0%
- Market size, estimated
- $226Ka year
- Peak month
- January1.4× the quietest month
- Top search term
- tripp lite isobar25K searches a year
02 · Price
A sale here is worth $63.62.
Listings sell for $63.62 on average, from $9.96 to $166.45. Amazon reports units sold in ranges. This niche sold 4K to 5K a year. The average listing sells 100 to 250 of them. At $63.62 that is $6K to $16K a year per listing.
- Average price
- $63.62inside the $15 to $100 sweet spot
- Price range
- $9.96–$166.45
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 4K–5K
- Units per listing a year
- 100–250
- Revenue per listing a year
- $6K–$16K
- Returns
- 2.0%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is low.
65% of listings pay for placement with sponsored ads. 90% ship with Prime. On an average day, 4.9% of listings are out of stock. The average listing ranks #451 within Accessories & Supplies. It carries 1,058 reviews at 4.49 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 65%
- Prime listings
- 90%
- Out of stock, average day
- 4.9%
- Average rank
- #451in Accessories & Supplies
- Average rating
- 4.49 starsAmazon United States average 4.42 stars
- Average reviews
- 1,058per listing
- Listings tracked
- 20
04 · Newcomers
1 of last year's 1 launches cleared the first-year sales bar.
1 products launched here in the last 12 months. 1 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 57 months on average, so the names here are settling in.
- Launched, last 12 months
- 1
- Successful launches
- 1Amazon's first-year sales bar
- Average brand age
- 57 months
Products
Top Emi Filter products & what they sell for
The products selling here, as shoppers see them on Amazon. Shelf share and sales are our estimates.
Prices and ratings read from Amazon on Jul 17, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
Tripp Lite ISOBAR8ULTRA Isobar 8 Outlet Heavy Duty Power Strip Surge Protector 3840 Joules 12ft Cord Flat Plug Metal Power Strip Industrial Garage Work Shop Bench Under Desk and Wall Mountable
- Price
- $94.24
- Rating
- 4.6/5
- Reviews
- 3,278
- Age
- 6y ago

Tripp Lite Isobar ISOBLOK2-0 Heavy Duty Outlet Extender Wall Power Strip Surge Protector 2 Outlets Direct Plug-in White Metal Power Strip Industrial Garage Work Shop Bench
- Price
- $43.35
- Rating
- 4.5/5
- Reviews
- 2,789
- Age
- 20y ago

Tripp Lite ISOBAR4ULTRA Isobar 4 Outlet Heavy Duty Power Strip Surge Protector 3330 Joules 6ft Cord Flat Plug Metal Power Strip Industrial Garage Work Shop Bench Under Desk and Wall Mountable
- Price
- $77.82
- Rating
- 4.6/5
- Reviews
- 1,015
- Age
- 52y ago

120V Power EMI line filte Noise Suppressor for Home Appliances Industrial & Medical Equipment 115V/250V 20A 50/60Hz
- Price
- $17.96
- Rating
- 4.0/5
- Reviews
- 16
- Age
- 1y ago

Tripp Lite ISOBAR2-6 Isobar 2 Outlet Heavy Duty Power Strip Surge Protector 1410 Joules 6ft Cord Flat Plug Metal Power Strip Industrial Garage Work Shop Bench Under Desk and Wall Mountable
- Price
- $55.00
- Rating
- 4.6/5
- Reviews
- 3,278
- Age
- 19y ago
Trending
estimated 90-day click momentum
Tripp Lite Isobar 10 Outlet Audio/Video Surge Protector Tel/Modem/Coax/Network 8ft Cord Right Angle Plug & $500 000 Insurance (HT10DBS) Black
- Price
- $105.52
- Rating
- 4.7/5
- Reviews
- 545
- Age
- 20y ago

JUNNUJ Heavy Duty Power Strip Surge Protector 4800J 6 Outlets with EMI/RFI Filtering and Noise Isolated Banks Wall Mount Metal Multiple Plugs for Industrial Garage Shop 6FT Extension Cord Flat Plug
- Price
- $69.77
- Rating
- 4.1/5
- Reviews
- 50
- Age
- 5mo ago

Tripp Lite ISOBAR4ULTRA Isobar 4 Outlet Heavy Duty Power Strip Surge Protector 3330 Joules 6ft Cord Flat Plug Metal Power Strip Industrial Garage Work Shop Bench Under Desk and Wall Mountable
- Price
- $77.82
- Rating
- 4.6/5
- Reviews
- 1,015
- Age
- 52y ago

Tripp Lite Isobar 8 Outlet Surge Protector Power Strip 12ft. Cord Right Angle Plug 3840 Joules Diagnostic LEDs Tel/Fax/Modem Metal (ISOTEL8 ULTRA) Gray
- Price
- $109.51
- Rating
- 4.6/5
- Reviews
- 133
- Age
- 26y ago

Belkin 12-Outlet Surge Protector Power Strip w/ 12 AC Outlets & 8ft Flat Plug UL-Listed Heavy-Duty Extension Cord for Home Office Travel Computer Laptop Charger - 3 780 Joules of Protection
- Price
- $26.70
- Rating
- 4.8/5
- Reviews
- 3,146
- Age
- 3y ago
Newest
by launch date
JUNNUJ Heavy Duty Power Strip Surge Protector 4800J 6 Outlets with EMI/RFI Filtering and Noise Isolated Banks Wall Mount Metal Multiple Plugs for Industrial Garage Shop 6FT Extension Cord Flat Plug
- Price
- $69.77
- Rating
- 4.1/5
- Reviews
- 50
- Age
- 5mo ago

120V Power EMI line filte Noise Suppressor for Home Appliances Industrial & Medical Equipment 115V/250V 20A 50/60Hz
- Price
- $17.96
- Rating
- 4.0/5
- Reviews
- 16
- Age
- 1y ago

Briidea Dirty Electricity Filters Reduce High-Frequency Noise Caused by Electronic Devices for a Stable and Clean Power Supply for You Extend the Lifespan of Your Electric Device White
- Price
- $32.00
- Rating
- 3.7/5
- Reviews
- 114
- Age
- 2y ago

Belkin 12-Outlet Surge Protector Power Strip w/ 12 AC Outlets & 8ft Flat Plug UL-Listed Heavy-Duty Extension Cord for Home Office Travel Computer Laptop Charger - 3 780 Joules of Protection
- Price
- $26.70
- Rating
- 4.8/5
- Reviews
- 3,146
- Age
- 3y ago

E-outstanding EMI Filter 115/250VAC 10A Suppressor Power Noise Filter With Wire
- Price
- $9.96
- Rating
- 4.0/5
- Reviews
- 42
- Age
- 6y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 68% of clicks. Leaders hold, but buyers still shop past them.
Brands
7 falling
Sellers
143
Est. top-5 brand share
96%
Top 20: 100%
Est. top-5 click share
68%
Top 20: 100%
Open market
2%
- TRIPP LITE81%
- LCLCTC5%
- uxcell4%
- E-outstanding3%
- Belkin3%
- briidea2%
- Open — no brand owns it (1 brand, 2%)
Demand
Emi Filter search demand
Weekly searches over the year, seasonality beneath. Pick a range.
No pronounced peak months · busiest ÷ quietest = 1.4×
Search terms
Top Emi Filter search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- tripp lite isobar25K/yr
- emi filter13K/yr
- isobar13K/yr
- isobar surge protector10K/yr
- tripp lite isobar surge protector4K/yr
- ac line filter3K/yr
- emi filter for led lights3K/yr
Reviews and returns
What reviews say buyers love and hate about Emi Filter
We read the reviews and the return reasons for every product selling here.
“Failed after 2 months”
Every topic
Every topic buyers talk about, one row each.
Red shows the share of negative reviews and green the share of positive reviews, biggest topic first. Open a row to read what they wrote.
17 topics
Keep looking
Related niches
Niches in the same category that score near this one. Research these next.
Best Flapen score
The highest-scoring niches we track right now, across every category.
FAQ
Common Emi Filter questions
Answered from the same tracked data.
Figures on this page are estimates modeled from public Amazon pages and third-party keyword data. Amazon does not supply them, and no connected seller's data is used. How we handle Amazon data









