Best Motorad Thermostats in 2026

Daisy
Last Updated: Jul 18, 2026

At a Glance: Our Top Picks for Motorad Thermostats

AISIN THT-015 Thermostat
#TOP1
Aisin Tht-015 Thermostat
9.7
PM SCORE
AISIN THT-003 Thermostat with Housing
#TOP2
Aisin Tht-003 Thermostat With Housing
9.6
PM SCORE
AISIN THT-004 Thermostat with Housing
#TOP3
Aisin Tht-004 Thermostat With Housing
9.6
PM SCORE

* PickSmartly editors independently research, review, and endorse the top products through comprehensive data analysis. We may earn a commission for qualifying purchases made through our product links.

Summary of the Best Motorad Thermostats of 2026

Market Overview
Motorad Thermostats Reviewed
  • Reviews Analyzed: 629 Items
  • PM Avg. Rating: 6.8 / 10
12 Products Evaluated
  • Highest Price: $60.34
  • Lowest Price: $6.24
  • Avg. Price: $24.08

Aisin Tht-015 Thermostat

AISIN
THT-015
3.00 X 3.00 X 2.80 Inches
0.44 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

oe manufactured for exact form, fit and function

contributes to maintaining cooling system performance

critical aspect of the cooling system

keeps the coolant within the optimal temperature range

Fit type: Vehicle Specific

Aisin Tht-003 Thermostat With Housing

AISIN
THT-003
6.30 X 6.30 X 3.30 Inches
0.44 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

oe manufactured for exact form, fit and function

contributes to maintaining cooling system performance

critical aspect of the cooling system

keeps the coolant within the optimal temperature range

Fit type: Vehicle Specific

Aisin Tht-004 Thermostat With Housing

AISIN
THT-004
4.10 X 4.10 X 3.70 Inches
0.44 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

oe manufactured for exact form, fit and function

contributes to maintaining cooling system performance

critical aspect of the cooling system

keeps the coolant within the optimal temperature range

Fit type: Vehicle Specific

Aisin Thm-011 Thermostat

AISIN
THM-011
2.95 X 2.95 X 2.76 Inches
0.31 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

OE manufactured for exact Form, Fit and Function

Contributes to maintaining cooling system performance

Critical aspect of the cooling system

Keeps the coolant within the optimal temperature range

Aisin Thp-101 Thermostat Gasket

AISIN
THP-101
3.00 X 3.00 X 2.80 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

OE manufactured

For exact form, fit and function

They contribute to maintaining cooling system performance

Fit type: Vehicle Specific

Aisin Tht-011 Thermostat

AISIN
THT-011
3.00 X 3.00 X 2.80 Inches
0.26 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

oe manufactured for exact form, fit and function

contributes to maintaining cooling system performance

critical aspect of the cooling system

keeps the coolant within the optimal temperature range

Fit type: Vehicle Specific

Aisin Thf-003 Thermostat

AISIN
THF-003
2.95 X 2.95 X 2.76 inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

oe manufactured for exact form, fit and function

contributes to maintaining cooling system performance

critical aspect of the cooling system

keeps the coolant within the optimal temperature range

Fit type: Vehicle Specific

Aisin Thz-002 Thermostat

AISIN
THZ-002
2.95 X 2.95 X 2.76 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

oe manufactured for exact form, fit and function

contributes to maintaining cooling system performance

critical aspect of the cooling system

keeps the coolant within the optimal temperature range

Fit type: Vehicle Specific

Aisin Ths-005 Thermostat

AISIN
THS-005
2.20 X 2.20 X 2.10 Inches
0.20 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

oe manufactured for exact form, fit and function

contributes to maintaining cooling system performance

critical aspect of the cooling system

keeps the coolant within the optimal temperature range

Fit type: Vehicle Specific

Aisin Thf-005 Thermostat

AISIN
THF-005
3.00 X 3.00 X 2.80 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

oe manufactured for exact form, fit and function

contributes to maintaining cooling system performance

critical aspect of the cooling system

keeps the coolant within the optimal temperature range

Fit type: Vehicle Specific

Aisin Thh-014 Oe Engine Coolant Thermostat (For Select Acura Vehicles)

AISIN
THH-014
4.10 X 4.10 X 3.80 Inches
0.60 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Aisin OE matched engine coolant thermostat/water outlet assemblies are designed for efficient, consistent performance and manufactured using only the highest quality materials

With superior OE technology and know-how, Aisin ensures that every thermostat/water outlet assembly provides perfect OE form, fit, and function

For select 2015 to 2017 Acura TLX and MDX vehicles with 3.5L V6 engines

Replaces OE No. 19315-5J2-A01

Gasket included

Aisin Thh-013 Oe Engine Coolant Thermostat (For Select Honda Vehicles)

AISIN
THH-013
0.60 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Aisin OE matched engine coolant thermostat/water outlet assemblies are designed for efficient, consistent performance and manufactured using only the highest quality materials

With superior OE technology and know-how, Aisin ensures that every thermostat/water outlet assembly provides perfect OE form, fit, and function

For select 2013 and newer Honda Accord, Cross tour, Pilot, and Ridgeline vehicles equipped with 3.5L V6 engines

Replaces OE No. 19315-5G0-A01

Gasket included

Fit type: Vehicle Specific

Top 10 thermostats Brands on Amazon

Here is the list of top-rated brands that were evaluated by PM.

Brand Count
Aisin 12

Top 10 thermostats Brands Pie Chart


We've carried out a comprehensive analysis of 629 reviews on thermostats, using our selection criteria to identify the best options in the categories. Our findings reveal that most customers typically select thermostats priced around $24.08, with top brands including and

Our team of expert editors reviewed these high-quality items and handpicked the top 12 thermostats for your consideration. We've also done extensive research on numerous sellers, identifying the best ones in the categories category. These include and .

We are dedicated to assisting our users in finding the right thermostats Products based on their needs, saving them considerable time when choosing which thermostats to buy. We take pride in the number of satisfied users we've helped through our thorough and insightful reviews.