---
title: "Pei Sheet — $90K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/industrial-scientific/pei-sheet"
last_updated: "2026-08-08T07:52:27.171Z"
locale: en
meta:
description: "Niche score 47/100 · $90K/yr market · 126K searches/yr · $26.03 avg price. Doesn't clear our bar today. Data updated Aug 2026."
"og:description": "Niche score 47/100 · $90K/yr market · 126K searches/yr · $26.03 avg price. Doesn't clear our bar today. Data updated Aug 2026."
"og:title": "Pei Sheet — $90K/yr Amazon US Niche (2026) - Flapen"
---
# **pei sheet**
**Skip it**
Soft demand (-19.0% this quarter) — this niche doesn't clear our bar today.
Market size 23Growth 15Conversion 34Competition 78Returns 49Price range 86Avg price 95Brand share 38Review moat 83Quality gap 42
**Avg price**
**Incredible****$26.03**
avg listing price — sweet spot $15–$100
**Price range**
**Great****$8.27–$104.50**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Review moat**
**Great****345.93**
avg incumbent reviews — the moat a new listing must climb
**Competition**
**Great****37%**
top-5 click share — an open shelf
**Returns**
**Okay****3.1%**
return rate — above 5% kills the launch gate
**Quality gap**
**Okay****4.5★**
avg incumbent rating — lower means beatable quality
**Brand share**
**Okay****82%**
top-5 brand share — brands hold most of the demand
**Conversion**
**Okay****2.7%**
search→purchase rate — share of searches ending in a sale
**Market size**
**Bad****$90K**
$90K/yr · 126K searches
**Growth**
**Bad****-19.0%**
90-day search growth — must beat 0% to launch
According to Flapen's Amazon United States niche tracking, pei sheet is a $90K/yr Amazon United States market (126K searches/yr). The top 5 brands hold 82% of demand. Demand peaks in Jan. Verdict: Skip it — 47/100.
Data updated Aug 6, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **pei sheet market data**
- **Units sold / yr**
- **4K–5K**
- avg 0–100/product
- **Revenue / yr**
- **$104K–$130K**
- units × avg price
- **Conversion rate**
- **2.7%**
- **Avg BSR**
- **#413**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **73%**
- **Out of stock**
- **11.8%**
- **Avg brand age**
- **25 months**
- **Avg seller age**
- **202 days**
## **Competition & brand share**
Clicks spread well past the top 5 (37% combined) — an open shelf where new products get seen.
**Brands**
**15 **—flat
**Sellers**
**28**
**Top-5 brand share**
**82%**
Top 20: 100%
**Top-5 click share**
**37%**
Top 20: 76%
**Open market**
**14%**
- Creality44% - Comgrow26% - Creativity5% - UNIDO4% - RETUXEP4% - JW PEI3% - Open — no brand owns it (9 brands, 14%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -19.0% search growth over the last 90 days.
4K3KSpike '24Spike '25Prime Day '25Black Friday '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Jan · busiest ÷ quietest = 1.6×
[**Open Trend **](https://flapen.com/research/us/industrial-scientific/pei-sheet/trend)
## **Top pei sheet search terms**
- **pei**34K/yr+19.3%0.0% conv. - **ender 3 v3 se upgrades**21K/yr-31.9%1.1% conv. - **pei sheet**11K/yr-19.1%1.1% conv. - **pei plate**8K/yr-11.9%2.1% conv. - **ender 3 v3 se build plate**12K/yr-40.0%6.5% conv. - **pei build plate**8K/yr-29.9%1.3% conv. - **creality ender 3 v3 se upgrades**9K/yr-42.7%1.8% conv. - **creality k1 build plate**7K/yr-35.4%6.3% conv. - **ender 3 pei build plate**5K/yr-34.4%6.8% conv. - **creality ender 3 v3 se build plate**5K/yr-38.5%9.2% conv. [**All search terms **](https://flapen.com/research/us/industrial-scientific/pei-sheet/search-terms)
## **Top pei sheet 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%4%$4K8%$7K12%$11K16%$14K101001K10K 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**Comgrow Ender 3 V3 KE PEI Spring Steel 235x235mm Texture PEI Sheet**Comgrow**$12.90**4.6★610 rev](https://www.amazon.com/dp/B0CRDS6PRR) [2**Creality Ender 3 V3 SE Build Plate 235x235mm Dual Side Epoxy Resin Coating Spring Steel Bed Plate Magnetic Platform Sheet for Ender 3 V3 SE/Ender 3 V3 KE/Ender 3 V3/Ender 3 V2/K1/K1C/K1 SE**Creality**$13.55**4.8★118 rev](https://www.amazon.com/dp/B0D83X86N3) [3**Creality Official Ender 3 V3 SE KE Hotend Upgrades Kit**Creality**$31.16**4.4★254 rev](https://www.amazon.com/dp/B0D7GX6PCH) [4**Ender 3 V3 SE Double Sided PEO PEI Spring Steel Sheet 235X235mm**Comgrow**$13.58**4.6★610 rev](https://www.amazon.com/dp/B0CPL21H1G) [5**Creality K1 SE Epoxy Resin Build Plate Ender 3 V3 SE Bed 235*235mm Texture Spring Steel Bed Plate with Nozzle Cleaner Heat-resistant Wear Resistance Flexible Print Platform For K1C/K1/Ender 3V3 KE**Creality**$9.86**4.7★52 rev](https://www.amazon.com/dp/B0DMZDV9ZK)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Comgrow Cold Low Temperature Build Plate for Creality Ender 3 V3 SE/KE/K1C**Comgrow**$15.37**457 rev10mo ago](https://www.amazon.com/dp/B0FQNFF675) [**Yimaitong 3D Printer Build Plate Double-Sided Smooth Surface F1 Spring Steel Sheet - 235x235mm Compatible with Creality K1/Ender 3 V3 SE/KE/S1 Pro/V2 Neo & Sovol SV05/SV06**Yimaitong**$13.98**52 rev1y ago](https://www.amazon.com/dp/B0F3H34TF9) [**0.74MM Double Sided Textured PEI Build Plate Bamboo X1/P1/A1 Build Plate**RETUXEP**$15.69**77 rev1y ago](https://www.amazon.com/dp/B0F211KT7Q) [**Creality Official K1 SE/K1C Build Plate 235x235mm Epoxy Resin Surface Magnetic Flexible Spring Steel Bed Plate for K1/Ender 3/3 V2/3 V3/3 V3 KE/3 V3 SE (Without Magnetic Base)**Creality**$9.85**60 rev1y ago](https://www.amazon.com/dp/B0DPX76CJN) [**Creality K1 SE Epoxy Resin Build Plate Ender 3 V3 SE Bed 235*235mm Texture Spring Steel Bed Plate with Nozzle Cleaner Heat-resistant Wear Resistance Flexible Print Platform For K1C/K1/Ender 3V3 KE**Creality**$9.86**52 rev1y ago](https://www.amazon.com/dp/B0DMZDV9ZK)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**0.74MM Double Sided Textured PEI Build Plate Bamboo X1/P1/A1 Build Plate**RETUXEP**$15.69**4.6★**▲ 278%**](https://www.amazon.com/dp/B0F211KT7Q) [**Yimaitong 3D Printer Build Plate Double-Sided Smooth Surface F1 Spring Steel Sheet - 235x235mm Compatible with Creality K1/Ender 3 V3 SE/KE/S1 Pro/V2 Neo & Sovol SV05/SV06**Yimaitong**$13.98**4.1★**▲ 112%**](https://www.amazon.com/dp/B0F3H34TF9) [**PEI Build Plate for Bambu Lab X2D/P2S/P1S/A1/P1P/X1C/X1/X1E 3D Printers**UniTak3D**$21.76**4.2★**▲ 102%**](https://www.amazon.com/dp/B0C5JCJMV7) [**Official Creality K1C Build Plate 235x235mm Textured PEI Sheet with Nozzle Cleaner Flexible Spring Steel Magnetic Platform Plate for K1/K1C/K1 SE/Ender 3/3 V2/3 V3/3 V3 KE/3 V3 SE/3 Neo/3 V2 Neo**Creality**$16.73**4.7★**▲ 57%**](https://www.amazon.com/dp/B0CX8P88T1) [**Ender 3 V3 SE Double Sided PEO PEI Spring Steel Sheet 235X235mm**Comgrow**$13.58**4.6★**▲ 56%**](https://www.amazon.com/dp/B0CPL21H1G)
**~~View all trending →~~**
## **What buyers say about pei sheet**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Adhesion/Stickiness**24%
*“Impressive Adhesion”*
**Quality-Overall**15%
*“Good Quality”*
**Value For Money**9%
*“Great deal”*
**Size-Overall**7%
*“Fit good”*
**Advertised Vs Actual Product**6%
*“Works as advertised”*
**Design-Overall**5%
*“the design is nice”*
**Compatibility-Overall**4%
*“Definitely good compatibility - it dropped right into both my A1”*
**Ease Of Use**4%
*“They are easy to use”*
**Ease Of Cleaning**3%
*“Keep it clean”*
**Durability**2%
*“Seems to be pretty durable”*
### **What buyers complain about **
**Adhesion/Stickiness**18%
*“Very poor bed adhesion”*
**Print Quality**13%
*“the print pops right off by iteself”*
**Size-Overall**8%
*“Too small”*
**Durability**6%
*“Not holding up to normal use”*
**Quality-Overall**5%
*“the plate is trash”*
**Functionality-Overall**4%
*“Didn't work for me”*
**Instructions/User Manual/Troubleshooting**4%
*“Instructions are bad”*
**Compatibility-Overall**4%
*“This build plate did not work with my Bambu P2S”*
**Heating**3%
*“Heatbed failure”*
**Value For Money**3%
*“I dont think its worth the price for this material”*
### **Top return reasons **
**Size-Overall**33%
**Adhesion/Stickiness**10%
**Compatibility-Overall**9%
**Functionality-Overall**6%
**Defective Material/Parts**5%
**Advertised Vs Actual Product**4%
**Material Quality**4%
**Print Quality**3%
**Value For Money**3%
**Product Condition**3%
## **Common questions**
- **Is pei sheet profitable to sell on Amazon United States?**
- The niche generates $90K/yr across 44 tracked products. 1 of 2 products launched in the last 360 days are still selling. 90-day search growth is -19.0%. Flapen's verdict: Skip it (47/100).
- **How competitive is the pei sheet niche?**
- 15 brands and 28 sellers compete. The top 5 products take 37% of clicks and top 5 brands hold 82% of demand.
- **What do buyers complain about in pei sheet?**
- Top complaints mined from reviews: Adhesion/Stickiness, Print Quality, Size-Overall. The return rate is 3.1%.
- **When does demand for pei sheet peak?**
- Demand peaks in Jan; the busiest month runs 1.6× the quietest.
- **What does it cost to enter the pei sheet niche?**
- Listings span $8.27–$104.50; the average listing price is $26.03 (sweet spot $15–$100). The average incumbent carries 346 reviews — the moat a new listing must climb.
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