Spectra Flange 28mm
FailShoppers spend an estimated $29K a year here, so Spectra Flange 28mm is a Fail.
- Flapen Score
- 36 / 100Ranks 1,928 of 2,472 Baby Products niches · −8 vs the category median of 4436
- Market size
- $29K/yr8K searches / yr
- 90-day growth
- -3.3%search demand this quarter
- Competition
- 77%top-5 click share · 9 brands · 15 sellers
Flapen Score
Spectra Flange 28mm against its category
The dotted line is the Baby Products average. Past it, Spectra Flange 28mm is stronger. Inside it, weaker.
Market
The Spectra Flange 28mm market on Amazon at a glance
Shoppers on Amazon United States searched for Spectra Flange 28mm 8K times last year and spent an estimated $29K. The top 5 brands take 93% of clicks. Demand peaks in Aug. Flapen scores it 36 out of 100, a Fail.
01 · Demand
An estimated 14.2% of those searches ended in a purchase.
Shoppers searched for this 8K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 14.2% of those searches ended in a purchase. Searches in the last 90 days moved -3.3% against the 90 days before. Searches, conversion and average price together put the market at an estimated $29K a year.
- Searches, last 12 months
- 8K
- Growth, 90 days vs prior 90
- -3.3%
- Conversion, latest week
- 14.2%
- Market size, estimated
- $29Ka year
- Peak month
- August1.6× the quietest month
- Top search term
- spectra 28 mm flange set3K searches a year
02 · Price
A sale here is worth $24.56.
Listings sell for $24.56 on average, from $9.01 to $64.47. Amazon reports units sold in ranges. This niche sold 2K to 2K a year. The average listing sells 100 to 250 of them. At $24.56 that is $2K to $6K a year per listing.
- Average price
- $24.56inside the $15 to $100 sweet spot
- Price range
- $9.01–$64.47
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 2K–2K
- Units per listing a year
- 100–250
- Revenue per listing a year
- $2K–$6K
- Returns
- 8.8%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is ads and reviews.
93% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 1.9% of listings are out of stock. The average listing ranks #87 within Breastfeeding. It carries 1,685 reviews at 4.48 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 93%
- Prime listings
- 100%
- Out of stock, average day
- 1.9%
- Average rank
- #87in Breastfeeding
- Average rating
- 4.48 starsAmazon United States average 4.42 stars
- Average reviews
- 1,685per listing
- Listings tracked
- 14
04 · Newcomers
0 of last year's 5 launches cleared the first-year sales bar.
5 products launched here in the last 12 months. 0 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 32 months on average, so a newcomer is not facing entrenched names.
- Launched, last 12 months
- 5
- Successful launches
- 0Amazon's first-year sales bar
- Average brand age
- 32 months
Products
Top Spectra Flange 28mm 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 12, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
Momstouch 28mm Flange and Duckbill Valve Compatible with Spectra S1 S2 9 Plus Breastpump Replacement to Spectra Pump Parts Not Original Replace Accessories.
- Price
- $16.58
- Rating
- 4.3/5
- Reviews
- 592
- Age
- 2y ago

Maymom Pump Parts Compatible with Spectra S2 S1 28mm Flange Tube Bottle Backflow Protector Valve Not Original Spectra S2 Replacement Pump Parts Duckbill Valve Bottle
- Price
- $32.14
- Rating
- 4.6/5
- Reviews
- 9,124
- Age
- 7y ago

Spectra - Wide Breast Shield Set for Breast Milk Pumps - Large 28mm
- Price
- $22.28
- Rating
- 4.6/5
- Reviews
- 1,312
- Age
- 10y ago

Spectra - Premium Breast Milk Pump Accessory Kit with Baby Bottles - Large 28mm - Breast Pump Accessories - 2 Pack
- Price
- $64.47
- Rating
- 4.7/5
- Reviews
- 742
- Age
- 1y ago

Momstouch 28mm Flange Compatible with Spectra S1 S2 9 Plus Synergy Gold Breastpump Replacement to Spectra Pump Parts and Flange; Not Original; Replaces Shield
- Price
- $15.46
- Rating
- 4.6/5
- Reviews
- 301
- Age
- 2y ago
Trending
estimated 90-day click momentum
28mm Flange Pump Parts Compatible with Spectra S1/S2/9Plus Not Original Spectra S2 Replacement Pump Parts Full Set Replacement Kit Include 28mm Flange Duckbill Valve Backflow Protector Tube Bottle
- Price
- $20.47
- Rating
- 4.4/5
- Reviews
- 611
- Age
- 7mo ago

Pump Replacement Parts Compatible with Spectra S1/S2/9 Plus Not Original Accessories Full Set Include 28mm Flanges Valves Tubings and BottlesBackflow Protectors and Duckbills
- Price
- $20.43
- Rating
- 4.4/5
- Reviews
- 378
- Age
- 10mo ago

Spectra - Premium Breast Milk Pump Accessory Kit with Baby Bottles - Large 28mm - Breast Pump Accessories - 2 Pack
- Price
- $64.47
- Rating
- 4.7/5
- Reviews
- 742
- Age
- 1y ago

KAIYIV 28mm Flanges Compatible with Spectra S1/S2/9 Plus/Synergy Gold Wide Neck Pump Replacement Parts Not Original Spectra Flange (2 PCS)
- Price
- $9.01
- Rating
- 4.4/5
- Reviews
- 66
- Age
- 1y ago

Momstouch 28mm Flange Compatible with Spectra S1 S2 9 Plus Synergy Gold Breastpump Replacement to Spectra Pump Parts and Flange; Not Original; Replaces Shield
- Price
- $15.46
- Rating
- 4.6/5
- Reviews
- 301
- Age
- 2y ago
Newest
by launch date
Pump Parts 4PCS Replacement Kit for Spectra S1/S2/S9 Plus/Synergy Gold Includes 28mm Flanges Duckbill Valves Backflow Protectors Tubes & Bottles (Not Original Accessories)
- Price
- $38.11
- Rating
- 4.1/5
- Reviews
- 69
- Age
- 6mo ago

28mm Flange Pump Parts Compatible with Spectra S1/S2/9Plus Not Original Spectra S2 Replacement Pump Parts Full Set Replacement Kit Include 28mm Flange Duckbill Valve Backflow Protector Tube Bottle
- Price
- $20.47
- Rating
- 4.4/5
- Reviews
- 611
- Age
- 7mo ago

Pump Replacement Parts Compatible with Spectra S1/S2/9 Plus Not Original Accessories Full Set Include 28mm Flanges Valves Tubings and BottlesBackflow Protectors and Duckbills
- Price
- $20.43
- Rating
- 4.4/5
- Reviews
- 378
- Age
- 10mo ago

4 Full Pump Parts Kits for Spectra S1/S2/9 Plus/Synergy Gold Replacement Kit for Spectra Pump Parts 4PC Include 28mm Flange Duckbill Valve Tube Bottle Backflow Protector Not Original Accessories
- Price
- $34.96
- Rating
- 4.3/5
- Reviews
- 194
- Age
- 11mo ago

BALIME Pump Parts Compatible with Spectra S1/S2/9 Plus 2Pcs Duckbill Valves and 2Pcs 28mm Flange (Not Original Spectra Accessories)
- Price
- $10.30
- Rating
- 4.4/5
- Reviews
- 129
- Age
- 11mo ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 77% of clicks. A locked shelf that new listings rarely crack.
Brands
9 rising
Sellers
15
Est. top-5 brand share
93%
Top 20: 100%
Est. top-5 click share
77%
Top 20: 100%
Open market
5%
- Momstouch34%
- SPECTRA29%
- Maymom24%
- MilkFlow4%
- BALIME2%
- MOOMentaneous2%
- Open — no brand owns it (3 brands, 5%)
Demand
Spectra Flange 28mm search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: Aug · busiest ÷ quietest = 1.6×
Search terms
Top Spectra Flange 28mm search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- spectra 28 mm flange set3K/yr
- spectra flange 28mm3K/yr
- spectra replacement pump parts 28mm3K/yr
Reviews and returns
What reviews say buyers love and hate about Spectra Flange 28mm
We read the reviews and the return reasons for every product selling here.
“Does not include parts needed to use”
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.
13 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 Spectra Flange 28mm 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









