Engine Block Heater
FailDemand is soft, at -89.9% this quarter, so Engine Block Heater is a Fail.
- Flapen Score
- 49 / 100Ranks 3,500 of 7,287 Automotive niches · on the category median49
- Market size
- $110K/yr340K searches / yr
- 90-day growth
- -89.9%search demand this quarter
- Competition
- 38%top-5 click share · 30 brands · 62 sellers
Flapen Score
Engine Block Heater against its category
The dotted line is the Automotive average. Past it, Engine Block Heater is stronger. Inside it, weaker.
Market
The Engine Block Heater market on Amazon at a glance
Shoppers on Amazon United States searched for Engine Block Heater 340K times last year and spent an estimated $110K. The top 5 brands take 53% of clicks. Demand peaks in Jan–Feb–Nov–Dec. Flapen scores it 49 out of 100, a Fail.
01 · Demand
An estimated 0.5% of those searches ended in a purchase.
Shoppers searched for this 340K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 0.5% of those searches ended in a purchase. Searches in the last 90 days moved -89.9% against the 90 days before. Searches, conversion and average price together put the market at an estimated $110K a year.
- Searches, last 12 months
- 340K
- Growth, 90 days vs prior 90
- -89.9%
- Conversion, latest week
- 0.5%
- Market size, estimated
- $110Ka year
- Peak month
- January23.7× the quietest month
- Top search term
- engine block heater96K searches a year
02 · Price
A sale here is worth $60.94.
Listings sell for $60.94 on average, from $12.86 to $153.79. Amazon reports units sold in ranges. This niche sold 8K to 10K a year. The average listing sells 100 to 250 of them. At $60.94 that is $6K to $15K a year per listing.
- Average price
- $60.94inside the $15 to $100 sweet spot
- Price range
- $12.86–$153.79
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 8K–10K
- Units per listing a year
- 100–250
- Revenue per listing a year
- $6K–$15K
- Returns
- 3.4%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is low.
61% of listings pay for placement with sponsored ads. 92% ship with Prime. On an average day, 18.2% of listings are out of stock. The average listing ranks #523 within Engines & Engine Parts. It carries 115 reviews at 4.29 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 61%
- Prime listings
- 92%
- Out of stock, average day
- 18.2%
- Average rank
- #523in Engines & Engine Parts
- Average rating
- 4.29 starsAmazon United States average 4.42 stars
- Average reviews
- 115per listing
- Listings tracked
- 49
04 · Newcomers
0 of last year's 8 launches cleared the first-year sales bar.
8 products launched here in the last 12 months. 0 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 37 months on average, so the names here are settling in.
- Launched, last 12 months
- 8
- Successful launches
- 0Amazon's first-year sales bar
- Average brand age
- 37 months
Products
Top Engine Block Heater 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 9, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
Kats - 1155X 1155 200 Watt Magnetic Heater
- Price
- $53.20
- Rating
- 4.2/5
- Reviews
- 668
- Age
- 19y ago

Magnetic Engine Block Heater 300W for Universal Oil Pan Heater Fits Trucks Tractors Cars SUVs to Prevent Freezing Replacement for 1190X
- Price
- $58.04
- Rating
- 4.2/5
- Reviews
- 25
- Age
- 9mo ago

KENUOS 2PCS Engine Block Heater Oil Pan Heater Pad with Thermostat 120V 150W 4 X 5 Inch Super Strong Self-Adhesive Metal Surface Dipstick Engine Block Silicone Heating Pad with 68 Inch Long Power Cord
- Price
- $20.94
- Rating
- 4.2/5
- Reviews
- 287
- Age
- 3y ago

1160 1160X Upgraded Magnetic Engine Block Heater 120V 400W Compatible with Many Vehicles Equipment Components Etc
- Price
- $72.61
- Rating
- 4.1/5
- Reviews
- 46
- Age
- 1y ago

Zerostart 3100024 Engine Block Heater for Chrysler Dodge Eagle Jeep Mitsubishi Toyota 35mm Diameter | CSA Approved | 120 Volts | 400 Watts
- Price
- $48.51
- Rating
- 4.6/5
- Reviews
- 7
- Age
- 16y ago
Trending
estimated 90-day click momentum
JEENDA Magnetic Engine Block Heater 1155x 1155 200w with 43in Power Cord Oil Pan Heater 120V Surface-Thermostat Control for Car Truck Tractors Diesel Vehicles and Other Equipment
- Price
- $41.17
- Rating
- 5.0/5
- Reviews
- 8
- Age
- 6mo ago

X4XZ 120V Engine Block Heater Cord 251919 with Cap for Ford Powerstroke Diesel E350 450 550 F250 F350 F450 F550 Dodge Ram 2500 3500 Cummins Diesel 5.9 6.7L Heavy Duty Immersion Heaters 6 Feet
- Price
- $16.95
- Rating
- 4.8/5
- Reviews
- 27
- Age
- 2y ago

Zerostart 3100024 Engine Block Heater for Chrysler Dodge Eagle Jeep Mitsubishi Toyota 35mm Diameter | CSA Approved | 120 Volts | 400 Watts
- Price
- $48.51
- Rating
- 4.6/5
- Reviews
- 7
- Age
- 16y ago

Engine Block Heater Pad 120V 150W Silicone Heating Pad for Car Oil Pan & Tank Adhesive Flexible Engine Heater with Thermostat for Metal Surface Only (5X4inch)
- Price
- $18.40
- Rating
- 4.3/5
- Reviews
- 44
- Age
- 2y ago

Magnetic Engine Block Heater 300W for Universal Oil Pan Heater Fits Trucks Tractors Cars SUVs to Prevent Freezing Replacement for 1190X
- Price
- $58.04
- Rating
- 4.2/5
- Reviews
- 25
- Age
- 9mo ago
Newest
by launch date
JEENDA Magnetic Engine Block Heater 1155x 1155 200w with 43in Power Cord Oil Pan Heater 120V Surface-Thermostat Control for Car Truck Tractors Diesel Vehicles and Other Equipment
- Price
- $41.17
- Rating
- 5.0/5
- Reviews
- 8
- Age
- 6mo ago

Magnetic Engine Block Heater 300W for Universal Oil Pan Heater Fits Trucks Tractors Cars SUVs to Prevent Freezing Replacement for 1190X
- Price
- $58.04
- Rating
- 4.2/5
- Reviews
- 25
- Age
- 9mo ago

Magnetic Engine Block Heater 1160 1160X rated at 120V 400W Automotive Replacement Engine Heater Accessories Replacement for Tractors Trucks Cars Oil Pans Snowmobiles Motorcycle Snow Blower etc
- Price
- $88.62
- Rating
- 3.8/5
- Reviews
- 7
- Age
- 11mo ago

1155X 1155 Upgraded Magnetic Engine Block Heater 120V 200W Compatible with Many Vehicles Equipment Components Etc
- Price
- $48.04
- Rating
- 4.1/5
- Reviews
- 46
- Age
- 11mo ago

300W Magnetic Engine Heater for 1190X 1190 Heating Oil Pan & Engine Block
- Price
- $68.18
- Rating
- 4.8/5
- Reviews
- 15
- Age
- 1y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 38% of clicks, no more. An open shelf where new products get seen.
Brands
30 rising
Sellers
62
Est. top-5 brand share
53%
Top 20: 93%
Est. top-5 click share
38%
Top 20: 77%
Open market
42%
- KAT'S14%
- Zerostart13%
- Orceed10%
- Noroeua9%
- KENUOS7%
- Rsept5%
Demand
Engine Block Heater search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: Jan, Feb, Nov, Dec · busiest ÷ quietest = 23.7×
Search terms
Top Engine Block Heater search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- engine block heater96K/yr
- block heater66K/yr
- magnetic block heater37K/yr
- engine heater19K/yr
- automotive replacement engine heaters2K/yr
- magnetic oil pan heater16K/yr
- block heater for diesel engine8K/yr
- magnetic heater11K/yr
- diesel engine heater8K/yr
- magnetic engine block heater14K/yr
Reviews and returns
What reviews say buyers love and hate about Engine Block Heater
We read the reviews and the return reasons for every product selling here.
“Small block heater NOT”
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.
16 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 Engine Block Heater 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









