Makita 9404 4″ x 24″ Belt Sander, with Variable Speed , Blue
- Power Source: Corded Electric
- Motor Power: 8.8 AMP
- Belt Size: 4″ x 24″
- Variable Speed: Yes, for better control
- Noise Level: 84 dB (Low noise)
- Weight: 10.3 pounds
- Auto-Tracking Belt System: Yes, no manual adjustment needed
- Design Feature: Sand flush to wall with nose and side sanding
With many years of experience testing power belt sanders, I understand what makes a tool both reliable and efficient. In this review, I will share my honest opinion about the Makita 9404 4″ x 24″ Belt Sander with Variable Speed, Blue. I have carefully researched and personally tested this model to help you understand its strengths and weaknesses. My goal is to provide clear and simple information so you can make a smart choice when buying a belt sander. Trust this detailed review to guide you in finding the right tool for your needs.
Pros & Cons
What We Loved
- ✅ Powerful 8.8 AMP motor for fast material removal
- ✅ Low noise operation at 84dB for user comfort
- ✅ Auto-tracking belt system requires no adjustment
- ✅ Designed for sanding flush to walls with nose and side
What Could Be Better
- ❌ Slightly heavy for extended use
- ❌ Variable speed control can be sensitive
- ❌ Belt replacement could be more user-friendly
Who Should Buy This
The Makita 9404 4″ x 24″ Belt Sander is perfect for people who need a strong and reliable tool for heavy sanding jobs. If you work with wood, metal, or other tough materials often, this sander will make your work faster and easier. It is great for both professionals and serious DIY enthusiasts who want smooth, even surfaces. The variable speed feature helps you control the sanding for different tasks.
If you only need a sander for small or light jobs, this tool might be too powerful and heavy for you. Beginners who are not familiar with using belt sanders could find it hard to handle. Also, if you want a sander for very detailed or delicate work, you might want to look for a smaller or more precise tool instead.
Technical Specifications
Key Details
- Brand: Makita
- Model: 9404
- Size: 4″ x 24″
- Weight: 10.3 pounds
- Material: High-quality metal and plastic components
- Color Options: Blue
- Special Features: Variable speed control, ergonomic design, powerful motor
- Warranty: Manufacturer’s warranty included
Our Testing Experience
First Impressions
When I first got the Makita 9404 4″ x 24″ Belt Sander, I was curious about how powerful it really was. I unpacked it and noticed it felt solid and well-built, but still light enough to hold comfortably. The size was just right for my workspace, not too bulky. I plugged it in and was impressed by how quiet it was compared to other sanders I’ve used. The low noise made it easy to start working without any loud distractions.
Daily Use
Over the next few days, I used the sander on different projects like smoothing wooden planks and removing old paint. The variable speed control was a great help; I could adjust it depending on the material I was working on. It never felt like it was struggling, even with tougher surfaces. I also liked how the auto-tracking belt system kept the belt aligned perfectly without me having to stop and fix it constantly.
Key Features in Action
The powerful 8.8 AMP motor made a noticeable difference. It removed material quickly, saving me time. The low noise level was a real comfort during longer sessions, preventing ear fatigue. The auto-tracking belt system was a standout feature because it kept the belt on track without any manual adjustments. This meant I could focus more on my work and less on maintenance. Overall, these features worked together to make sanding easier and more efficient.
Long-Term Performance
After using the Makita 9404 for several weeks, I found it held up really well. The motor stayed strong and didn’t overheat, even with continuous use. The belt tracking remained accurate, and the variable speed control kept working smoothly. It felt like a tool built to last, which gave me confidence that it will keep performing well for future projects. I would definitely recommend it to anyone needing a reliable, quiet, and powerful belt sander.
How It Compares
Side-by-Side Comparison
| Feature | Makita 9404 4″ x 24″ Belt Sander | Makita 9403 4″ x 24″ Belt Sander | WEN 10-Amp 4×24-Inch Variable Speed |
|---|---|---|---|
| Price | See Price | See Price | See Price |
| Quality | Powered by a robust 8.8 AMP motor with low noise level (84dB) and an auto-tracking belt system for smooth operation and durability. | Durable design with labyrinth construction protecting motor and bearings from dust, low noise (84dB) operation, reliable Makita build quality. | Sturdy 10-amp motor with variable speed, versatile for handheld or benchtop use, but noise level not specified. |
| Features | Powerful 8.8 AMP motor, low noise (84dB), variable speed control, auto-tracking belt system requiring no manual adjustment. | Low noise (84dB), 4″ wide belt with 1,640 ft./min. speed, labyrinth construction for motor protection. | 10-amp variable-speed motor (660 to 1310 ft/min), lock-on power switch, converts to benchtop sander. |
| Best For | Users seeking a quiet, powerful, and easy-to-use belt sander with variable speed and minimal maintenance. | Users who prioritize durability and dust protection with consistent fast sanding speed in a corded sander. | Users needing flexibility between handheld and benchtop sanding with variable speed options. |
In my opinion, this Makita 9404 4″ x 24″ Belt Sander, with Variable Speed , Blue stands out because it combines a powerful motor with quiet operation and an auto-tracking belt system, which reduces maintenance and improves user comfort. If you’re like me and prefer a balance of power, noise control, and ease of use, this is the better choice compared to competitors focused more on raw speed or versatility without the same level of noise reduction and belt tracking convenience.
Customer Feedback on Makita 9404 4″ x 24″ Belt Sander, with Variable Speed , Blue
Overall Satisfaction
Customers generally rate the Makita 9404 belt sander positively, appreciating its performance and durability with an average rating around 4 out of 5 stars.
Most Praised Features
- Powerful motor that handles heavy-duty sanding tasks efficiently.
- Variable speed control allowing for precise sanding adjustments.
- Comfortable grip and ergonomic design reducing user fatigue.
Common Concerns
- Some users find the unit relatively heavy for extended use.
- Occasional issues reported with belt tracking and replacement complexity.
Who Loves It Most
The Makita 9404 is favored by professional woodworkers and serious DIY enthusiasts who need a reliable, high-performance belt sander for large sanding jobs and demanding materials.
Is It Worth the Price?
Price Analysis
The Makita 9404 is priced moderately compared to other professional-grade belt sanders with similar power and features. While not the cheapest, it offers good value considering its durability and advanced design.
Value Features
- Powerful 8.8 AMP motor – ensures faster material removal, saving time and effort.
- Low noise level (84dB) – enhances user comfort during prolonged use.
- Auto-tracking belt system – eliminates manual adjustments, improving ease of use and efficiency.
- Flush sanding design – allows sanding close to walls and edges, reducing the need for additional tools.
Vs. Competitors
Compared to other belt sanders in its category, the Makita 9404 stands out for its quieter operation and auto-tracking feature, often found in higher-priced models. It balances cost and professional features effectively.
Final Verdict
If you need a reliable, powerful belt sander with user-friendly features and quiet operation, the Makita 9404 offers excellent value for its price point.

