5 pin trailer connector
Skip itA small market ($61K/yr) — this niche doesn't clear our bar today.
Conversion
Incredible15.5%search→purchase rate — share of searches ending in a sale
Growth
Great+95.1%90-day search growth — must beat 0% to launch
Review moat
Great451.08avg incumbent reviews — the moat a new listing must climb
Returns
Good2.0%return rate — above 5% kills the launch gate
Avg price
Good$12.85avg listing price — sweet spot $15–$100
Price range
Good$6.49–$24.36cheapest to priciest tracked listing — scored on the share inside $15–$100
Quality gap
Bad4.7★avg incumbent rating — lower means beatable quality
Competition
Bad79%top-5 click share — a locked-up shelf
Brand share
Bad93%top-5 brand share — brand-locked demand
Market size
Bad$61K$61K/yr · 31K searches
According to Flapen's Amazon United States niche tracking, 5 pin trailer connector is a $61K/yr Amazon United States market (31K searches/yr). The top 5 brands hold 93% of demand. Demand peaks in Apr–May–Jul–Aug. Verdict: Skip it — 49/100.
Data updated Jul 8, 2026 · scored weekly · How we score niches
5 pin trailer connector market data
- Units sold / yr
- 4K–5K
- avg 250–500/product
- Revenue / yr
- $51K–$64K
- units × avg price
- Conversion rate
- 15.5%
- Avg BSR
- #93
- Page quality
- 0%
- Prime
- 100%
- Sponsored
- 83%
- Out of stock
- 0.5%
- Avg brand age
- 50 months
- Avg seller age
- 183 days
Competition & brand share
The top 5 products capture 79% of clicks — a locked-up shelf that new listings rarely crack.Brands
8 rising
Sellers
14
Top-5 brand share
93%
Top 20: 100%
Top-5 click share
79%
Top 20: 100%
Open market
4%
- Oyviny50%
- ONLINE LED STORE21%
- NEW SUN10%
- Nilight6%
- CURT5%
- Jiomrzo4%
- Open — no brand owns it (2 brands, 4%)
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — +95.1% search growth over the last 90 days.Peak months: Apr, May, Jul, Aug · busiest ÷ quietest = 3.0×
Top 5 pin trailer connector search terms
- 7 pin to 5 pin trailer adapter11K/yr
- 5 pin to 7 pin trailer adapter6K/yr
- 7 to 5 pin trailer plug adapter5K/yr
- trailer adapter 7 pin round to 5 pin flat4K/yr
- 7 way to 5 way trailer plug adapter3K/yr
- 5 prong trailer plug adapter2K/yr
Top 5 pin trailer connector 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.
All 12 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Oyviny 7 Pin Round to 4 and 5 Pin Flat Blade Trailer Adapter 7 Way to 5 Way Trailer Plug Adapter 2-in-1 Design
Oyviny$10.324.7★2,390 rev
![ONLINE LED STORE True Mods 7-Way Blade to 5-Way Flat Trailer Adapter [Nickel-Plated Copper Terminals] [Rugged Nylon Housing] [Compact Design] 7-pin to 5-pin Trailer Wiring Plug Adapter](https://m.media-amazon.com/images/I/41B4pMkd6dL.jpg)
ONLINE LED STORE True Mods 7-Way Blade to 5-Way Flat Trailer Adapter [Nickel-Plated Copper Terminals] [Rugged Nylon Housing] [Compact Design] 7-pin to 5-pin Trailer Wiring Plug Adapter
ONLINE LED STORE$8.484.7★1,202 rev
Oyviny 7 Pin to 5 Pin Trailer Adapter 7 Way Round to 5 Way Flat Trailer Plug RV Blade 7 Way to 5 Pin Flat Trailer Light Wiring Connector 11.6 Inch Plug and Play 16 Gauge Copper Cable with Dust Cover
Oyviny$15.034.6★116 rev
NEW SUN Ultimate Trailer Adapter 7 Pin to 5 Pin RV Adapter Connector for Trailers & RV Exterior Accessories Round Plug 7 Way Blade to 5 Way Flat Connector Waterproof
NEW SUN$9.294.6★475 rev
Oyviny 7 Way Round to 5 Way Flat Coiled Trailer Plug Adapter 7 Pin to 5 Pin Trailer Coiled Wiring Adapter Full Length 5 Foot (60 inches)
Oyviny$24.364.5★356 rev
Newest
by launch date
Jiomrzo 7 to 4 & 5 Pin Trailer Light AdapterConvenient 2-in-1 Design Trailer Plug Adapter Upgraded Weatherproof 7 Way to 4 Way & 5Way Trailer Connector for RV Truck Utility Tow Hitch Boat
Jiomrzo$6.49146 rev
maierke 7 Pin to 5 Pin Trailer Light Adapter 7 Way Blade to 5 Way Flat Trailer Plug Adapter 7 Way to 5 Way Trailer Coiled Wiring Adapter Trailer Connectors for RV Truck 5 FT(60 inches)
maierke$16.519 rev
BFXM Trailer Plug Adapter 7 Way Round to 4 and 5 Flat Blade Trailer Connector Plug 7 to 5 Pin and 4 Pin Trailer Plug Adaptor 2-in-1 Design
BFXM$8.02106 rev
Nilight 7-Way to 5 Way Flat Blade Trailer Adapter Waterproof Rugged Nylon Housing 7 pin to 5-pin Wiring Adapter
Nilight$7.9640 rev
Nilight 7 Way to 5 Way Coiled Trailer Extension Wiring Harness 5FT Heavy Duty 7 Pin Round to 5 Pin Flat Jacket Cable Add Reverse Lights Adapter Cord for Tow Hitch Car RV Boat Truck 2 Years Warranty
Nilight$19.9753 rev
Trending
90-day click momentumJiomrzo 7 to 4 & 5 Pin Trailer Light AdapterConvenient 2-in-1 Design Trailer Plug Adapter Upgraded Weatherproof 7 Way to 4 Way & 5Way Trailer Connector for RV Truck Utility Tow Hitch Boat
Jiomrzo$6.494.7★
maierke 7 Pin to 5 Pin Trailer Light Adapter 7 Way Blade to 5 Way Flat Trailer Plug Adapter 7 Way to 5 Way Trailer Coiled Wiring Adapter Trailer Connectors for RV Truck 5 FT(60 inches)
maierke$16.514.8★
BFXM Trailer Plug Adapter 7 Way Round to 4 and 5 Flat Blade Trailer Connector Plug 7 to 5 Pin and 4 Pin Trailer Plug Adaptor 2-in-1 Design
BFXM$8.024.7★
CURT 57251 7-Way RV Blade Vehicle-Side to 5-Way Flat Trailer Wiring Adapter
CURT$15.154.6★
Oyviny 7 Pin to 5 Pin Trailer Adapter 7 Way Round to 5 Way Flat Trailer Plug RV Blade 7 Way to 5 Pin Flat Trailer Light Wiring Connector 11.6 Inch Plug and Play 16 Gauge Copper Cable with Dust Cover
Oyviny$15.034.6★
What buyers say about 5 pin trailer connector
What buyers praise and complain about, mined from review topics.What buyers love
“As advertised”
“Good product well made”
“It fits securely”
“Reasonably priced”
“seems like a decent plug for a very reasonable price”
“works as it should”
“It comes in handy”
“Solid Construction”
“Appearance and connectivity correct”
“Easy install”
What buyers complain about
“Didnt work”
“Didn't fit”
“Nice adapter, lousy description”
“not durable”
“behind the scenes not very well made”
“The pin/hole spacing on the 5-pin connector is incorrect”
“that don't have the seven pin connection”
“Oyviny should have followed the same design as the vehicles manufacturer”
“Doesnt fit f150”
“Poor water sealing on the 4 pin”
Top return reasons
Common questions
- Is 5 pin trailer connector profitable to sell on Amazon United States?
- The niche generates $61K/yr across 12 tracked products. 1 of 2 products launched in the last 360 days are still selling. 90-day search growth is +95.1%. Flapen's verdict: Skip it (49/100).
- How competitive is the 5 pin trailer connector niche?
- 8 brands and 14 sellers compete. The top 5 products take 79% of clicks and top 5 brands hold 93% of demand.
- What do buyers complain about in 5 pin trailer connector?
- Top complaints mined from reviews: Functionality-Overall, Size-Overall, Advertised Vs Actual Product. The return rate is 2.0%.
- When does demand for 5 pin trailer connector peak?
- Demand peaks in Apr–May–Jul–Aug; the busiest month runs 3.0× the quietest.
- What does it cost to enter the 5 pin trailer connector niche?
- Listings span $6.49–$24.36; the average listing price is $12.85 (sweet spot $15–$100). The average incumbent carries 451 reviews — the moat a new listing must climb.