---
title: "Shore Power Inlet — $269K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/automotive/shore-power-inlet"
last_updated: "2026-08-10T08:01:24.119Z"
locale: en
meta:
description: "Niche score 53/100 · $269K/yr market · 211K searches/yr · $19.34 avg price. Strong incumbent ratings (4.7★) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 53/100 · $269K/yr market · 211K searches/yr · $19.34 avg price. Strong incumbent ratings (4.7★) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Shore Power Inlet — $269K/yr Amazon US Niche (2026) - Flapen"
---
# **shore power inlet**
**Worth a look**
Shows a sweet-spot price point ($19.34 avg), but strong incumbent ratings (4.7★) keeps it on the watch list.
Market size 49Growth 21Conversion 72Competition 56Returns 83Price range 78Avg price 86Brand share 64Review moat 54Quality gap 17
**Avg price**
**Great****$19.34**
avg listing price — sweet spot $15–$100
**Returns**
**Great****1.6%**
return rate — above 5% kills the launch gate
**Price range**
**Great****$7.75–$41.76**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Conversion**
**Good****6.6%**
search→purchase rate — share of searches ending in a sale
**Brand share**
**Good****66%**
top-5 brand share — brands hold most of the demand
**Competition**
**Good****52%**
top-5 click share — leaders hold, buyers still browse
**Review moat**
**Good****1,326.88**
avg incumbent reviews — the moat a new listing must climb
**Market size**
**Okay****$269K**
$269K/yr · 211K searches
**Growth**
**Bad****-8.7%**
90-day search growth — must beat 0% to launch
**Quality gap**
**Bad****4.7★**
avg incumbent rating — lower means beatable quality
According to Flapen's Amazon United States niche tracking, shore power inlet is a $269K/yr Amazon United States market (211K searches/yr). The top 5 brands hold 66% of demand. Verdict: Worth a look — 53/100.
Data updated Jul 11, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **shore power inlet market data**
- **Units sold / yr**
- **13K–15K**
- avg 500–750/product
- **Revenue / yr**
- **$242K–$290K**
- units × avg price
- **Conversion rate**
- **6.6%**
- **Avg BSR**
- **#99**
- **Page quality**
- **0%**
- **Prime**
- **96%**
- **Sponsored**
- **92%**
- **Out of stock**
- **1.4%**
- **Avg brand age**
- **45 months**
- **Avg seller age**
- **156 days**
## **Competition & brand share**
The top 5 products take 52% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**20 **▲rising
**Sellers**
**36**
**Top-5 brand share**
**66%**
Top 20: 100%
**Top-5 click share**
**52%**
Top 20: 93%
**Open market**
**30%**
- NOCO25% - stio22% - WELLUCK8% - JacEnergy8% - Part Synergy5% - Leviton4%
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -8.7% search growth over the last 90 days.
5K3KSpike '24Holiday '24Spike '25Prime Day '25 seasonSepDecMarJunAugNovMarMay
No pronounced peak months · busiest ÷ quietest = 1.6×
[**Open Trend **](https://flapen.com/research/us/automotive/shore-power-inlet/trend)
## **Top shore power inlet search terms**
- **shore power inlet**36K/yr-11.3%3.5% conv. - **noco plug**17K/yr-16.1%7.0% conv. - **shore power plug**13K/yr-1.1%2.5% conv. - **ac port plug**16K/yr-19.3%4.3% conv. - **noco gcp1**14K/yr-20.5%9.8% conv. - **rv shore power inlet**11K/yr+9.9%2.6% conv. - **noco ac port plug**9K/yr+0.4%6.2% conv. - **shore power**9K/yr+16.8%2.0% conv. - **rv power inlet**10K/yr-3.3%1.7% conv. - **power inlet**9K/yr+2.4%2.0% conv. [**All search terms **](https://flapen.com/research/us/automotive/shore-power-inlet/search-terms)
## **Top shore power inlet 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%5%$13K10%$27K15%$40K20%$54K1101001K10K100K 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**NOCO GCP1 15A AC Port Plug 125V Power Inlet Socket and Waterproof Electrical Outlet Receptacle Box with 16-Inch Integrated Outdoor Extension Cord**NOCO**$21.85**4.8★14,043 rev](https://www.amazon.com/dp/B009ANV81S) [2**20A 125V AC Port Plug 12AWG Heavy-Duty RV Shore Power Inlet Plug with 5-in-1 T-Blade Adapter & 16 Extension Cord Waterproof AC Power Inlet Socket Outlet Box Integrated Outdoor Electrical Receptacle**stio**$16.97**4.8★780 rev](https://www.amazon.com/dp/B0DK5JHC6N) [3**JacEnergy RV Shore Power Inlet Charger Plug 15 Amp AC Port Plug 125 Volt Power Inlet Socket and Waterproof RV Electrical Outlet Receptacle Box Integrated Outdoor Extension Cord for Trailer Plug.**JacEnergy**$15.16**4.7★672 rev](https://www.amazon.com/dp/B09XL9K3QM) [4**NOCO GCP2 15A AC Port Plug 125V Power Inlet Socket and Waterproof Electrical Outlet Receptacle Box with Dual 18-Inch Integrated Outdoor Extension Cords**NOCO**$30.18**4.8★5,881 rev](https://www.amazon.com/dp/B07TLNQ328) [5**Power Inlet Port 15 Amp 125 Volt Black Low Profile Design Plug And Play UL Approved**Part Synergy**$41.76**4.6★3 rev](https://www.amazon.com/dp/B0F7HY29QM)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**MECESOR RV Shore Power Inlet 15 Amp 125V NEMA 5-15 AC Port Plug 18 Integrated Extension Cord Electrical Outlet Receptacle Box Heavy Duty Waterproof UL Electrical Adapter for RVs Camper Trailer Boat**MECESOR**$14.07**131 rev7mo ago](https://www.amazon.com/dp/B0G3G7NYLT) [**Shore Power Inlet Plug 15 Amp 125V AC Port Plug with 18 Integrated Outdoor Extension Cord RV Electrical Outlet Receptacle Box with Waterproof Cover Power Inlet Socket for RV Trailer Boat**Seeklyze**$10.49**27 rev8mo ago](https://www.amazon.com/dp/B0FXWNDT7P) [**New 20A 125V AC Port Plug 12AWG Heavy-Duty RV Shore Power Inlet Plug with 5-in-1 T-Blade Adapter & Dual 16 Cord Waterproof AC Power Inlet Socket Outlet Box Integrated Outdoor Electrical Receptacle**stio**$24.38**120 rev8mo ago](https://www.amazon.com/dp/B0FRSD9MGR) [**Heavy-Duty 20A 125V AC Port Plug 12AWG RV Shore Power Inlet Plug with Dual 5-in-1 T-Blade Adapter 17 Cord AC Power Inlet Socket Plug for RV Trailer Boat Outdoor Electrical Receptacle**GODETON**$24.44**111 rev10mo ago](https://www.amazon.com/dp/B0FP28FQXX) [**Power Inlet Port 15 Amp 125 Volt Black Low Profile Design Plug And Play UL Approved**Part Synergy**$41.76**3 rev1y ago](https://www.amazon.com/dp/B0F7HY29QM)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**MECESOR RV Shore Power Inlet 15 Amp 125V NEMA 5-15 AC Port Plug 18 Integrated Extension Cord Electrical Outlet Receptacle Box Heavy Duty Waterproof UL Electrical Adapter for RVs Camper Trailer Boat**MECESOR**$14.07**4.6★**▲ 282%**](https://www.amazon.com/dp/B0G3G7NYLT) [**Shore Power Inlet Plug 15 Amp 125V AC Port Plug with 18 Integrated Outdoor Extension Cord RV Electrical Outlet Receptacle Box with Waterproof Cover Power Inlet Socket for RV Trailer Boat**Seeklyze**$10.49**4.8★**▲ 194%**](https://www.amazon.com/dp/B0FXWNDT7P) [**New 20A 125V AC Port Plug 12AWG Heavy-Duty RV Shore Power Inlet Plug with 5-in-1 T-Blade Adapter & Dual 16 Cord Waterproof AC Power Inlet Socket Outlet Box Integrated Outdoor Electrical Receptacle**stio**$24.38**4.7★**▲ 95%**](https://www.amazon.com/dp/B0FRSD9MGR) [**Power Inlet Port 15 Amp 125 Volt Black Low Profile Design Plug And Play UL Approved**Part Synergy**$41.76**4.6★**▲ 75%**](https://www.amazon.com/dp/B0F7HY29QM) [**Heavy-Duty 20A 125V AC Port Plug 12AWG RV Shore Power Inlet Plug with Dual 5-in-1 T-Blade Adapter 17 Cord AC Power Inlet Socket Plug for RV Trailer Boat Outdoor Electrical Receptacle**GODETON**$24.44**4.8★**▲ 64%**](https://www.amazon.com/dp/B0FP28FQXX)
**~~View all trending →~~**
## **What buyers say about shore power inlet**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**21%
*“The build quality is solid”*
**Assembly/Installation**16%
*“Fast install”*
**Advertised Vs Actual Product**9%
*“As advertised”*
**Size-Overall**7%
*“once installed it fits nice and flat”*
**Charging**6%
*“On board charging”*
**Socket/Port/Plug**5%
*“Great plug receptacle”*
**Value For Money**5%
*“Worth the price”*
**Efficiency**5%
*“Works very nice for the shed”*
**Ease Of Use**3%
*“Easy to use”*
**Connectivity-Overall**2%
*“wires connected easy”*
### **What buyers complain about **
**Durability**11%
*“Stopped working”*
**Quality-Overall**9%
*“poor quality control”*
**Size-Overall**9%
*“not perfect fit”*
**Rusts/Corrodes**8%
*“It rusted real quick”*
**Socket/Port/Plug**4%
*“Defective ground pin”*
**Strength**4%
*“it almost feels brittle”*
**Assembly/Installation**3%
*“had to do some work to install”*
**Advertised Vs Actual Product**3%
*“however, I noticed that Amazon now says 15 Amps only”*
**Material Quality**3%
*“Cheap materials”*
**Mounting**3%
*“Drill a hole for mounting”*
### **Top return reasons **
**Size-Overall**37%
**Compatibility-Overall**18%
**Socket/Port/Plug**6%
**Defective Material/Parts**5%
**Functionality-Overall**5%
**Advertised Vs Actual Product**4%
**Amplification**4%
**Mounting**2%
**Value For Money**2%
**Quality-Overall**2%
## **Common questions**
- **Is shore power inlet profitable to sell on Amazon United States?**
- The niche generates $269K/yr across 26 tracked products. 2 of 6 products launched in the last 360 days are still selling. 90-day search growth is -8.7%. Flapen's verdict: Worth a look (53/100).
- **How competitive is the shore power inlet niche?**
- 20 brands and 36 sellers compete. The top 5 products take 52% of clicks and top 5 brands hold 66% of demand.
- **What do buyers complain about in shore power inlet?**
- Top complaints mined from reviews: Durability, Quality-Overall, Size-Overall. The return rate is 1.6%.
- **When does demand for shore power inlet peak?**
- Demand is steady year-round — the busiest month runs 1.6× the quietest.
- **What does it cost to enter the shore power inlet niche?**
- Listings span $7.75–$41.76; the average listing price is $19.34 (sweet spot $15–$100). The average incumbent carries 1,327 reviews — the moat a new listing must climb.
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