Mellow Aluminum Heatsink for Nema17 Stepper Motor | 3D Printer
Mellow Aluminum Heatsink for Nema17 Stepper Motor | 3D Printer
Mellow Aluminum Motor Heatsink for Nema17 Stepper Motors
Keep your 3D printer or CNC machine running at peak performance with the Mellow Aluminum Motor Heatsink. Designed specifically for Nema17 (42mm) stepper motors, this extruded aluminum heat sink efficiently draws heat away from your motor, helping to maintain stable operating temperatures and preserve motor performance during extended print or machining sessions.
During heavy use or overloaded conditions, stepper motors generate significant heat that can degrade performance over time. This compact, no-assembly-required heatsink is an easy and affordable upgrade that helps protect your investment and ensures consistent, reliable results — print after print.
Key Features
- Material: Extruded aluminum with adhesive backing for easy installation
- Dimensions: 40 × 40 × 11 mm — a perfect fit for Nema17 stepper motors
- No Assembly Required: Ready to apply straight out of the box
- Compatible With: Nema17 stepper motors used in 3D printers (e.g. Ender 3) and CNC machines
- Efficient Heat Dissipation: Extruded fin design maximizes surface area for optimal thermal management
- Helps Protect Motor Performance: Maintains cooler motor temperatures under load for sustained accuracy
Specifications
| Brand | Mellow |
| Model | 10Motorhs |
| Heat Sink Size | 40 × 40 × 11 mm |
| Material | Aluminum & Adhesive |
| Suitable For | Nema17 (42mm) Stepper Motor |
| Application | 3D Printers, CNC Machines |
| Assembly Required | No |
| Country of Origin | Made in Mainland China |
What's in the Box?
Heatsink(s) — choose your desired quantity at checkout.
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Frequently Asked Questions
Q: What size stepper motor does this heatsink fit?
A: This Mellow aluminum heatsink is designed specifically for Nema17 (42mm) stepper motors, making it compatible with most standard 3D printers including the Ender 3, as well as CNC machines that use Nema17 motors.
Q: How do I install the heatsink on my stepper motor?
A: Installation is simple and requires no assembly. The heatsink comes with an adhesive backing — just peel and stick it directly onto the flat face of your Nema17 stepper motor. Make sure the motor surface is clean and dry before applying for the best adhesion.
Q: Why does my stepper motor need a heatsink?
A: Stepper motors generate heat during operation, especially under heavy load or continuous use. Excessive heat can reduce motor efficiency and accuracy over time. Adding an aluminum heatsink helps dissipate that heat, keeping your motor at a more stable operating temperature for better, more consistent performance.
Q: Is this heatsink compatible with the Creality Ender 3?
A: Yes! The Mellow 40×40×11mm aluminum heatsink is fully compatible with the Creality Ender 3 and other 3D printers that use standard Nema17 stepper motors.
Production & Packaging Notice
To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.