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Updated: 06 Apr 2026

10 Best Rc Electric Motor Heat Sinks

#1 Best Pick
Super Brushless Motor Heatsink with Cooling Fan RS540 550 540 Size 5-6V Electric Engine Heat Sink for Remote Control RC Car Truck Buggy Crawler

Super Brushless Motor Heatsink with Cooling Fan RS540 550 540 Size 5-6V Electric Engine Heat Sink for Remote Control RC Car Truck Buggy Crawler

Brand: Hobbypark
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  • Compatible with:550/540 Size Electric Engine Motor
  • Powered by DC voltage:5V-6V
  • Produced By HobbyPark ,Well made and durable,100% New
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#2 Best Value
Hobbypark 550 Brushed Motor Electric Engine w/Heatsink for 1/10 RC Crawler Car Traxxas TRX4 TRX6 SCX10 Redcat Gen8 (35T)

Hobbypark 550 Brushed Motor Electric Engine w/Heatsink for 1/10 RC Crawler Car Traxxas TRX4 TRX6 SCX10 Redcat Gen8 (35T)

Brand: Hobbypark
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  • โœ”550 Size, Compatible with: Traxxas TRX-4 (Sport / Defender / Bronco / Blazer ),TRX-6, SCX10 SCX10II SCX10III 90046 90047 AXI03007, Redcat Gen7 Gen8, RC4WD 1/10 Scale RC Rock Crawler Vehicles
  • โœ”3.175mm output shaft. 3-Slot. Works with V s lipo battery pack/ V 9 Cell NiMh
  • โœ”Splash-proof. Virtually maintenance-free operation and long-lasting performance.Precision balanced rotor, smoothness for best reliability and maximum RPM
  • โœ”Integrated cooling fan pulls cool air through the motor to keep temperatures down.With heatsink fin,Heat-resistance running motors allow faster speeds, longer runtime, and extending motor life
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#3 Budget Pick
Marhynchus 2435 Brushless Motor, 3300KV High Sensorless Motor with Aluminum Alloy Heat Sink for 1/16 1/18 RC Cars

Marhynchus 2435 Brushless Motor, 3300KV High Sensorless Motor with Aluminum Alloy Heat Sink for 1/16 1/18 RC Cars

Brand: Marhynchus
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  • [Perfect Fit for RC Cars] Specifically designed for 1/16 and 1/18 scale RC vehicles, this 2435 size motor measures 24mm in diameter and 35mm in length with a 2mm shaft for compatibility.
  • [High Performance Motor] The 3300KV sensorless brushless motor delivers exceptional power and efficiency with a precisely balanced rotor for smooth and reliable performance.
  • [Maximum Efficiency] High purity copper windings maximize energy efficiency and power coverage, reducing energy loss for consistent high performance with 2S and 3S LiPo batteries.
  • [Premium Durable Materials] Crafted from aluminum alloy and copper, this motor features a CNC processed 6061 T6 aluminum billet heat sink for effective heat dissipation.
  • [High Speed Precision] Equipped with high speed ABEC5 large bearings for smooth and precise rotation at high RPMs, minimizing friction and vibration for quieter operation.
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#4 Top Choice
Generic 540 Motor Heat Sink with Cooling Fan for Electric RC Car, Suitable for/Tamiya CC01 Enthusiasts (Purple)

Generic 540 Motor Heat Sink with Cooling Fan for Electric RC Car, Suitable for/Tamiya CC01 Enthusiasts (Purple)

Brand: Generic
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  • [EFFECTIVE COOLING SYSTEM] Maintain optimal motor temperature with this heat sink and cooling fan combination, essential for preventing overheating and ensuring performance.
  • [RELIABLE MOTOR PROTECTION] The included 5V cooling fan actively guards against motor overheating, providing long-lasting protection for your 1/10 scale electric RC car.
  • [WIDE COMPATIBILITY] Compatible with popular models like D90 and D110, this heat sink fits a variety of 1/10 scale electric RC cars, making it a versatile and practical accessory.
  • [PREMIUM DURABILITY] Crafted from top-notch materials and featuring meticulous craftsmanship, this heat sink is sturdy, reliable, and designed for extended use.
  • [QUICK SETUP] With its user-friendly design, this heat sink with cooling fan is easy to install, ensuring hassle-free maintenance and enhanced cooling performance.
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#5 Popular Choice
Generic 540 Motor Heat Sink with Cooling Fan for Electric RC Car, Suitable for/Tamiya CC01 Enthusiasts (Blue)

Generic 540 Motor Heat Sink with Cooling Fan for Electric RC Car, Suitable for/Tamiya CC01 Enthusiasts (Blue)

Brand: Generic
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  • [EFFECTIVE COOLING SYSTEM] Maintain optimal motor temperature with this heat sink and cooling fan combination, essential for preventing overheating and ensuring performance.
  • [RELIABLE MOTOR PROTECTION] The included 5V cooling fan actively guards against motor overheating, providing long-lasting protection for your 1/10 scale electric RC car.
  • [WIDE COMPATIBILITY] Compatible with popular models like D90 and D110, this heat sink fits a variety of 1/10 scale electric RC cars, making it a versatile and practical accessory.
  • [PREMIUM DURABILITY] Crafted from top-notch materials and featuring meticulous craftsmanship, this heat sink is sturdy, reliable, and designed for extended use.
  • [QUICK SETUP] With its user-friendly design, this heat sink with cooling fan is easy to install, ensuring hassle-free maintenance and enhanced cooling performance.
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#6 Top Pick
SING F LTD 2Pcs RC Car Electric Motor Vented Heat Sink Fin 45x28x30mm for 1:10 540 550 3650 3660 3670 3674 Blue

SING F LTD 2Pcs RC Car Electric Motor Vented Heat Sink Fin 45x28x30mm for 1:10 540 550 3650 3660 3670 3674 Blue

Brand: SING F LTD
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  • Suitable for various models of motors such as 540/550/3650/3660/3670/3674, flexible application.
  • Size 45ร—28ร—30mm, perfectly adapted to most 1:10 scale RC automotive motors.
  • The heat dissipation fin design enhances air circulation, accelerates heat release, and maintains the motor stable low-temperature operation.
  • Made of aluminum alloy, durable and impact-resistant, extending the motor life.
  • It contains 2 radiators, suitable for multiple motors or multiple RC model cars at the same time.
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#7 Top Pick
TIKATARER RC Motor Heat Sink Efficient Cooling Fan for 1/10 Scale Electric Car 540/550 Motor, Durable HSP/Accessory (Black)

TIKATARER RC Motor Heat Sink Efficient Cooling Fan for 1/10 Scale Electric Car 540/550 Motor, Durable HSP/Accessory (Black)

Brand: TIKATARER
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  • [RELIABLE MOTOR PROTECTION] Avoid motor damage with this heat sink and cooling fan, ideal for keeping your 540 / 550 motor in top condition during extended usage.
  • [EFFICIENT HEAT DISSIPATION] The advanced design of this heat sink guarantees effective cooling, ensuring your RC car runs smoothly and efficiently.
  • [VERSATILE COMPATIBILITY] Compatible with popular brands like AXAIL SCX10, -4, and Tamiya CC01, this heat sink fits a range of 1/10 scale electric RC cars.
  • [ CRAFTSMANSHIP] Made with premium materials and precise construction, this heat sink is durable, reliable, and built to last through countless races.
  • [SIMPLE INSTALLATION] Designed for hassle-free set-up, this heat sink with a cooling fan is user-friendly and enhances the performance of your RC car.
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#8 Top Pick
POENVFPO Electric Engine Aluminum RC Motor Heatsink, 36mm Motor Cooling Heat Sink for 540 550 Brushed 3650 3660 Brushless RC Car Accessories, Drfeify3qbfxy9ao8

POENVFPO Electric Engine Aluminum RC Motor Heatsink, 36mm Motor Cooling Heat Sink for 540 550 Brushed 3650 3660 Brushless RC Car Accessories, Drfeify3qbfxy9ao8

Brand: POENVFPO
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  • ALUMINUM ALLOY: Electric engine motor heatsink is made of aluminum alloy, which can effectively prevent the motor from overheating. Sturdy and , long service life.
  • EFFICIENT HEAT DISSIPATION: 36mm motor heatsink ensures good heat dissipation performance, provides and efficient work and prolongs the use of the motor use.
  • LIGHTWEIGHT AND PORTABLE: Motor cooling heat sink is small and lightweight, will not increase the burden of RC toys. Compact and small, easy to carry and use.
  • EASY TO USE: Motor heat sink is easy to install and is a great replacement part for old or damaged parts. Easy to install and use, save time and energy in accordance.
  • APPLICABLE OBJECT: Aluminum alloy motor heatsink is suitable for 36mm diameter motors, such as for 540 550 brushed motor, for 3650 3660 brushless motor.
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#9 Top Pick
TIKATARER RC Motor Heat Sink Efficient Cooling Fan for 1/10 Scale Electric Car 540/550 Motor, Durable HSP/Accessory (Blue)

TIKATARER RC Motor Heat Sink Efficient Cooling Fan for 1/10 Scale Electric Car 540/550 Motor, Durable HSP/Accessory (Blue)

Brand: TIKATARER
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  • [RELIABLE MOTOR PROTECTION] Avoid motor damage with this heat sink and cooling fan, ideal for keeping your 540 / 550 motor in top condition during extended usage.
  • [EFFICIENT HEAT DISSIPATION] The advanced design of this heat sink guarantees effective cooling, ensuring your RC car runs smoothly and efficiently.
  • [VERSATILE COMPATIBILITY] Compatible with popular brands like AXAIL SCX10, -4, and Tamiya CC01, this heat sink fits a range of 1/10 scale electric RC cars.
  • [ CRAFTSMANSHIP] Made with premium materials and precise construction, this heat sink is durable, reliable, and built to last through countless races.
  • [SIMPLE INSTALLATION] Designed for hassle-free set-up, this heat sink with a cooling fan is user-friendly and enhances the performance of your RC car.
Check latest price on Amazon
#10 Top Pick
SING F LTD 2Pcs RC Car Electric Motor Vented Heat Sink Fin 45x28x30mm for 1:10 540 550 3650 3660 3670 3674 Black

SING F LTD 2Pcs RC Car Electric Motor Vented Heat Sink Fin 45x28x30mm for 1:10 540 550 3650 3660 3670 3674 Black

Brand: SING F LTD
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  • Suitable for various models of motors such as 540/550/3650/3660/3670/3674, flexible application.
  • Size 45ร—28ร—30mm, perfectly adapted to most 1:10 scale RC automotive motors.
  • The heat dissipation fin design enhances air circulation, accelerates heat release, and maintains the motor stable low-temperature operation.
  • Made of aluminum alloy, durable and impact-resistant, extending the motor life.
  • It contains 2 radiators, suitable for multiple motors or multiple RC model cars at the same time.
Check latest price on Amazon

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