Relay Box
FailShoppers spend an estimated $78K a year here, so Relay Box is a Fail.
- Flapen Score
- 45 / 100Ranks 4,788 of 7,287 Automotive niches · −4 vs the category median of 4945
- Market size
- $78K/yr134K searches / yr
- 90-day growth
- -5.6%search demand this quarter
- Competition
- 58%top-5 click share · 9 brands · 14 sellers
Flapen Score
Relay Box against its category
The dotted line is the Automotive average. Past it, Relay Box is stronger. Inside it, weaker.
Market
The Relay Box market on Amazon at a glance
Shoppers on Amazon United States searched for Relay Box 134K times last year and spent an estimated $78K. The top 5 brands take 83% of clicks. Flapen scores it 45 out of 100, a Fail.
01 · Demand
An estimated 1.9% of those searches ended in a purchase.
Shoppers searched for this 134K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 1.9% of those searches ended in a purchase. Searches in the last 90 days moved -5.6% against the 90 days before. Searches, conversion and average price together put the market at an estimated $78K a year.
- Searches, last 12 months
- 134K
- Growth, 90 days vs prior 90
- -5.6%
- Conversion, latest week
- 1.9%
- Market size, estimated
- $78Ka year
- Peak month
- January1.2× the quietest month
- Top search term
- relay box57K searches a year
02 · Price
A sale here is worth $30.53.
Listings sell for $30.53 on average, from $17.70 to $62.88. Amazon reports units sold in ranges. This niche sold 3K to 4K a year. The average listing sells 100 to 250 of them. At $30.53 that is $3K to $8K a year per listing.
- Average price
- $30.53inside the $15 to $100 sweet spot
- Price range
- $17.70–$62.88
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 3K–4K
- Units per listing a year
- 100–250
- Revenue per listing a year
- $3K–$8K
- Returns
- 2.9%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is ads.
94% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 0.0% of listings are out of stock. The average listing ranks #56 within Lighting & Electrical. It carries 450 reviews at 4.33 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 94%
- Prime listings
- 100%
- Out of stock, average day
- 0.0%
- Average rank
- #56in Lighting & Electrical
- Average rating
- 4.33 starsAmazon United States average 4.42 stars
- Average reviews
- 450per listing
- Listings tracked
- 18
04 · Newcomers
2 of last year's 3 launches cleared the first-year sales bar.
3 products launched here in the last 12 months. 2 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 44 months on average, so the names here are settling in.
- Launched, last 12 months
- 3
- Successful launches
- 2Amazon's first-year sales bar
- Average brand age
- 44 months
Products
Top Relay Box 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 11, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
DaierTek 12V Relay Box 6 Way12 AWG Pre-Wired Waterproof Relay Box 6 Slot ATC/ATO Fuse Relay Block Universal Relay Panel for Automotive Car Marine Boat
- Price
- $25.82
- Rating
- 4.5/5
- Reviews
- 505
- Age
- 2y ago
![True Mods Waterproof 12V Fuse Relay Box Block Kit w/Pre-Wired Harness [12 & 16AWG] 6 Gang Bosch Style 5Pin 30A/40A Universal Relay & Fuse Panel for DC Auto Automotive Vehicle Car Marine Boat Jeep UTV](https://m.media-amazon.com/images/I/51nb8T58EdL.jpg)
True Mods Waterproof 12V Fuse Relay Box Block Kit w/Pre-Wired Harness [12 & 16AWG] 6 Gang Bosch Style 5Pin 30A/40A Universal Relay & Fuse Panel for DC Auto Automotive Vehicle Car Marine Boat Jeep UTV
- Price
- $48.50
- Rating
- 4.5/5
- Reviews
- 254
- Age
- 2y ago

Weasch 12V 6 Way Pre-Wired Fuse Relay Box Kit with Two 80A 4-Pin Relays
- Price
- $17.70
- Rating
- 4.4/5
- Reviews
- 185
- Age
- 1y ago

FASTSTORM Fuse Relay Box Relay Block Box Built-in Diodes 6 Way 12 AWG Pre-Wired Waterproof Relay Panel with Relays and Terminals ATC/ATO Fuses Automotive Relay Box 12V for Automotive Car Marine Boat
- Price
- $25.56
- Rating
- 4.4/5
- Reviews
- 36
- Age
- 9mo ago

RVBOATPAT 12V Fuse Relay Box 6 Way Relay Fuse Box Pre-Wired Waterproof Relays Box with 6 Relays and 12 ATC/ATO Fuses Relay Panel for Automotive Car Marine Boat
- Price
- $26.50
- Rating
- 4.6/5
- Reviews
- 325
- Age
- 1y ago
Trending
estimated 90-day click momentum
DaierTek 12V Fuse Box and Relay Block 8 Relay 12 ATC/ATO Blade Fuse Pre-Wired Panel Dustproof Pre-Wired Fuse Relay Box for Automotive Car Marine Boat
- Price
- $55.99
- Rating
- 4.1/5
- Reviews
- 132
- Age
- 9mo ago

FASTSTORM Fuse Relay Box Relay Block Box Built-in Diodes 6 Way 12 AWG Pre-Wired Waterproof Relay Panel with Relays and Terminals ATC/ATO Fuses Automotive Relay Box 12V for Automotive Car Marine Boat
- Price
- $25.56
- Rating
- 4.4/5
- Reviews
- 36
- Age
- 9mo ago

DaierTek 12V 3 Way Waterproof Relay Box Pre-Wired Fuse and Relay Box 3x4 Pin 40A Relay and 3 ATC/ATO Blade Fuse for Automotive Cars Truck Boat Upgrade
- Price
- $29.11
- Rating
- 3.8/5
- Reviews
- 15
- Age
- 9mo ago

DaierTek 12V Relay Box 6 Slots Fuse Relay Block 6 Slots ATC/ATO Fuse and Relay Block with Relay Universal Fuse and Relay Box Kit for Truck Marine Boat
- Price
- $17.98
- Rating
- 4.3/5
- Reviews
- 212
- Age
- 4y ago

Weasch 12V 6 Way Pre-Wired Fuse Relay Box Kit with Two 80A 4-Pin Relays
- Price
- $17.70
- Rating
- 4.4/5
- Reviews
- 185
- Age
- 1y ago
Newest
by launch date
DaierTek 12V 3 Way Waterproof Relay Box Pre-Wired Fuse and Relay Box 3x4 Pin 40A Relay and 3 ATC/ATO Blade Fuse for Automotive Cars Truck Boat Upgrade
- Price
- $29.11
- Rating
- 3.8/5
- Reviews
- 15
- Age
- 9mo ago

DaierTek 12V Fuse Box and Relay Block 8 Relay 12 ATC/ATO Blade Fuse Pre-Wired Panel Dustproof Pre-Wired Fuse Relay Box for Automotive Car Marine Boat
- Price
- $55.99
- Rating
- 4.1/5
- Reviews
- 132
- Age
- 9mo ago

FASTSTORM Fuse Relay Box Relay Block Box Built-in Diodes 6 Way 12 AWG Pre-Wired Waterproof Relay Panel with Relays and Terminals ATC/ATO Fuses Automotive Relay Box 12V for Automotive Car Marine Boat
- Price
- $25.56
- Rating
- 4.4/5
- Reviews
- 36
- Age
- 9mo ago

Weasch 12V 6 Way Pre-Wired Fuse Relay Box Kit with 4 x 40A 4-Pin Relays
- Price
- $25.89
- Rating
- 4.3/5
- Reviews
- 37
- Age
- 1y ago

DaierTek Relay Box 12V 10 Way Relay Block and 10 Way ATC/ATO Blade Fuse Panel Pre-Wired Dustproof Fuse Relay Box for Automotive Car Marine Boat
- Price
- $62.88
- Rating
- 4.1/5
- Reviews
- 132
- Age
- 1y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 58% of clicks. Leaders hold, but buyers still shop past them.
Brands
9 falling
Sellers
14
Est. top-5 brand share
83%
Top 20: 100%
Est. top-5 click share
58%
Top 20: 100%
Open market
10%
- DAIERTEK39%
- ONLINE LED STORE14%
- Weasch11%
- RVBOATPAT11%
- FASTSTORM7%
- Nilight7%
- Open — no brand owns it (3 brands, 10%)
Demand
Relay Box search demand
Weekly searches over the year, seasonality beneath. Pick a range.
No pronounced peak months · busiest ÷ quietest = 1.2×
Search terms
Top Relay Box search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- relay box57K/yr
- fuse relay box12K/yr
- relay fuse box9K/yr
- fuse and relay box9K/yr
- relay block9K/yr
- 12v relay box10K/yr
- relay panel6K/yr
- waterproof relay box5K/yr
- automotive relay box6K/yr
- relay box 12v automotive5K/yr
Reviews and returns
What reviews say buyers love and hate about Relay Box
We read the reviews and the return reasons for every product selling here.
“No Instructions”
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.
18 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 Relay Box 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









