Best Selling Turn Signal Relay: See Top Product Rankings by Sales Volume & Market Trends

August 2026
43 Products Tracked

Looking for the most popular turn signal relay products in the market? Our report leverages real Amazon monthly sales data to identify the best-performing products and the fastest-growing opportunities within the search results for the keyword "turn signal relay." Whether you're searching for winning products to launch or monitoring market trends and competitor performance, this report provides the insights you need.

Based on monthly sales analytics, our Shoppers' Top Picks highlights that ASIN B074FSZWVT currently leads the turn signal relay market with 2K monthly sales, followed closely by B07PK7F1MC with 1K monthly sales and B0DC9SL6F9 with 1K monthly sales. By tracking competitor sales performance and shifts in market demand, sellers can uncover emerging opportunities and make more informed product and marketing decisions.

🏆Shoppers' Top PicksAmazon
by monthly sales August 2026
5-pin 40/30Amp 12V DC Waterproof Automotive Relay with Heavy-Duty Wire
1
B074FSZWVT
$25.99·
4.7
Units/sold2K
Nilight 5PCS 30A Fused Relay Socket Harness Holder Kit | 12V 4 Pin SPST Interlocking 30 Amp Automotive Replacement Relays with Fuse for Auto Cars RV Truck SUV Automotive
2
B07PK7F1MC
$12.74·
4.7
Units/sold1K
4 PCS Relays, 5 Pin Relay, 40A Waterproof Car Relays, 12V Relay Switch | Starter Relay for Electric Cooling Fans, Motor Starters, Automotive Taillights
3
B0DC9SL6F9
$8.59·
4.3
Units/sold1K
🚀Fastest Growing
by MoM sales growth
5-pin 40/30Amp 12V DC Waterproof Automotive Relay with Heavy-Duty Wire
#1
B074FSZWVT
$25.99·
4.7
5-pin 40/30Amp 12V DC Waterproof Automotive Relay with Heavy-Duty Wire
Units/sold
2K100.0%
12V 0.02A-10A 2-Pin CF-12 Automatic Electronic LED Flasher Relay Fix for Turn Signal Light Fast Hyper Flash
#2
B07JFPXM21
$7.99·
4.4
12V 0.02A-10A 2-Pin CF-12 Automatic Electronic LED Flasher Relay Fix for Turn Signal Light Fast Hyper Flash
Units/sold
40033.3%

Top Selling Turn Signal Relay

As of August 2026, we analyzed 43 tracked products in Amazon's "turn signal relay" search results and generated the following sales chart and product rankings based on monthly sales data. The ranking below highlights the Top 10 products by estimated monthly sales. According to the latest data, these products generated between 400 and 2,000 monthly sales. B074FSZWVT leads the turn signal relay market with an estimated 2,000 monthly sales, up 100.0% from the previous month.

43Products Tracked
820Top 10 Avg. Sales
$12.66Top 10 Avg. Price
4.5Top 10 Avg. Rating
🏆
5-pin 40/30Amp 12V DC Waterproof Automotive Relay with Heavy-Duty Wire
#1
B074FSZWVT

5-pin 40/30Amp 12V DC Waterproof Automotive Relay with Heavy-Duty Wire

2,000
▲ 100.0%
Units Sold/mo
$25.99
Price
4.7
Rating
3.6K
Reviews
2
Nilight 5PCS 30A Fused Relay Socket Harness Holder Kit | 12V 4 Pin SPST Interlocking 30 Amp Automotive Replacement Relays with Fuse for Auto Cars RV Truck SUV Automotive
B07PK7F1MC
$12.74
4.7 (2.2K)
Nilight 5PCS 30A Fused Relay Socket Harness Holder Kit | 12V 4 Pin SPST Interlocking 30 Amp Automotive Replacement Relays with Fuse for Auto Cars RV Truck SUV Automotive
1,000 Units Sold/mo▲ 12.5%
3
4 PCS Relays, 5 Pin Relay, 40A Waterproof Car Relays, 12V Relay Switch | Starter Relay for Electric Cooling Fans, Motor Starters, Automotive Taillights
B0DC9SL6F9
$8.59
4.3 (342)
4 PCS Relays, 5 Pin Relay, 40A Waterproof Car Relays, 12V Relay Switch | Starter Relay for Electric Cooling Fans, Motor Starters, Automotive Taillights
1,000 Units Sold/mo
4
Nilight 50003R Automotive Set 5-Pin 30/40A 12V SPDT with Interlocking Relay Socket and Wiring Harness-5 Pack, 2 Years Warranty
B0748F1JK4
$12.15
4.6 (3.4K)
Nilight 50003R Automotive Set 5-Pin 30/40A 12V SPDT with Interlocking Relay Socket and Wiring Harness-5 Pack, 2 Years Warranty
900 Units Sold/mo▲ 28.6%
5
Nilight 5 Pack Waterproof Relay and Socket Harness 40/30 AMP | Heavy Duty 12 AWG Tinned Copper Wires Pure Copper Core 5-PIN SPDT 12V Automotive Car Trucks RV Marine Boat
B07V9M7FMH
$21.35
4.6 (1.2K)
Nilight 5 Pack Waterproof Relay and Socket Harness 40/30 AMP | Heavy Duty 12 AWG Tinned Copper Wires Pure Copper Core 5-PIN SPDT 12V Automotive Car Trucks RV Marine Boat
700 Units Sold/mo
10
12V 0.02A-10A 2-Pin CF-12 Automatic Electronic LED Flasher Relay Fix for Turn Signal Light Fast Hyper Flash
B07JFPXM21
$7.99
4.4 (2.3K)
12V 0.02A-10A 2-Pin CF-12 Automatic Electronic LED Flasher Relay Fix for Turn Signal Light Fast Hyper Flash
400 Units Sold/mo▲ 33.3%
View All 43 Products & Deep InsightsGet full access to sales data, trends, and market analysis

For sellers and category managers benchmarking the turn signal relay price landscape, we segmented all 43 tracked listings in Amazon's live "turn signal relay" search results across the full price spectrum, and surfaced the top 3 price tiers by share below to highlight where competition concentrates and where pricing gaps exist.

Leading the distribution, the $10.00 ~ $20.00 band is the category's best turn signal relay price zone, absorbing 43% of the assortment (66 products) — this is where listing density is highest and where new entrants face the steepest competition for share-of-voice. Use the tier breakdown below to identify the top-ranking ASIN, monthly sales velocity, and rating profile within each band — essential inputs for pricing strategy, sourcing decisions, and competitive benchmarking in the turn signal relay category.

Top 3 Price Tiers

$10.00 ~ $20.00 is the most competitive price tier, containing 43% of tracked products.

Sweet Spot
$10.00 ~ $20.00
Tier 1
43%
66 products

Top products in this price tier

#1
B074FSZWVT
$25.99
2k Units Sold/mo
Unlock Top Performers
#2
$0.00 ~ $10.00
Tier 2
39%
60 products
$20.00 ~ $50.00
Tier 3
11%
17 products
$50.00 ~ $100.00
5%
Unlock to view all price tier distributions and their ASIN sales contributions

"Turn signal relay" Search Volume and Market Trends on Amazon

Amazon keyword search volume data for "turn signal relay" in the US marketplace. This report provides insights into keyword search volume, Amazon search trends, competition levels, and conversion efficiency for sellers and brands.

During the week of 2026-08-02 to 2026-08-08, the Amazon USweekly search volume for "turn signal relay" was approximately 201 searches. The keyword currently holds an Amazon Search Frequency Rank (SFR) of #878,608, dropping 55,181 positions from the previous week. Additionally, the top 3 products for this keyword capture 24.2% of the total click share and 23.5% of the conversion share, indicating the level of market concentration.

Amazon Search Term
Weekly

turn signal relay

ASINSIGHT
Search Frequency Rank
878,608
55,181
Search Volume
201
6.5%
Top 3 Click Share
24.2%
Top 3 Conv. Share
23.5%

Search Volume Trend

Past 3 Years
Past 4 Months
Recent 8 months
Weekly Search Volume
201
View full trends for the past 3 years
AugSepOctNovDecJanFebMarAprMayJunJulAug
Multi-Dimensional Data

Looking for more market and competitor insights?

We provide hourly competitor rankings and multidimensional insights that fuel Amazon growth.

Start 30-Day Free Trial
No credit card required
ASINSIGHT logo

Empower Amazon Sellers With Keyword Expertise Boost Product Keyword Rankings.

Copyright © 2026 ASINSIGHT All rights reserved.

|