Order Brushless DC Motor Samples
At Castle, we’ve been crafting quality products for nearly 30 years, and we understand the importance of trying before committing to a custom design. Explore our diverse product portfolio to discover the range of solutions we’ve created. You can easily order samples directly from our portfolio or reach out to our team for personalized guidance in finding the perfect fit for your needs.
If you don’t see a product that meets your needs, contact a member of our team for assistance.

- Max Voltage: 7.4v
- 8,200 Kv
- 100,000 Max RPM
- Size: 0.79" x 1.50"
- Weight: 50 grams

- Max Voltage: 12.6v
- 4,100 Kv
- 100,000 Max RPM
- Size: 0.79" x 1.50"
- Weight: 50 grams

- Max Voltage: 12.6v
- 5,300 Kv
- 100,000 Max RPM
- Size: 0.79" x 1.50"
- Weight: 50 grams

- Max Voltage: 7.4v
- 8,450 Kv
- 80,000 Max RPM
- Size: 1.10"x 1.98"
- Weight: 115 grams

- Max Voltage: 12.6v
- 6,350 Kv
- 80,000 Max RPM
- Size: 1.10"x 1.98"
- Weight: 118 grams

- Max Voltage: 12.6v
- 5,600 Kv
- 80,000 Max RPM
- Size: 1.10"x 2.30"
- Weight: 145 grams

- Max Voltage: 16.8v
- 4,400 Kv
- 80,000 Max RPM
- Size: 1.10"x 2.30"
- Weight: 147 grams

- Max Voltage: 7.4v
- 6,900 Kv
- 100,000 Max RPM
- Size: 1.41" x 1.95"
- Weight: 197 grams

- Max Voltage: 7.4v
- 7,700 Kv
- 100,000 Max RPM
- Size: 1.41" x 1.95"
- Weight: 197 grams

- Max Voltage: 12.6v
- 3,800 Kv
- 100,000 Max RPM
- Size: 1.41" x 1.95"
- Weight: 197 grams

- Max Voltage: 12.6v
- 4,600 Kv
- 100,000 Max RPM
- Size: 1.41" x 1.95"
- Weight: 197 grams

- Max Voltage: 12.6v
- 5,700 Kv
- 100,000 Max RPM
- Size: 1.41" x 1.95"
- Weight: 197 grams

- Max Voltage: 12.6v
- 3,800 Kv
- 100,000 Max RPM
- Size: 1.41" x 2.07"
- Weight: 237 grams

- Max Voltage: 12.6v
- 3,800 Kv
- 100,000 Max RPM
- Size: 1.41" x 2.07" - 5mm shaft
- Weight: 239 grams

- Max Voltage: 14.8v
- 1,900 Kv
- 100,000 Max RPM
- Size: 1.41" x 1.95"
- Weight: 197 grams

- Max Voltage: 14.8v
- 2,280 Kv
- 100,000 Max RPM
- Size: 1.41" x 1.95"
- Weight: 197 grams

- Max Voltage: 14.8v
- 2,850 Kv
- 100,000 Max RPM
- Size: 1.41" x 1.95"
- Weight: 197

- Max Voltage: 14.8v
- 2,100 Kv
- 75,000 Max RPM
- Size: 1.41" x 2.46"
- Weight: 265 grams

- Max Voltage: 14.8v
- 3,200 Kv
- 75,000 Max RPM
- Size: 1.41" x 2.46"
- Weight: 265 grams

- Max Voltage: 14.8v
- 2,100 Kv
- 75,000 Max RPM
- Size: 1.41" x 2.46" - 5mm shaft
- Weight: 267 grams

- Max Voltage: 14.8v
- 3,200 Kv
- 75,000 Max RPM
- Size: 1.41" x 2.46" - 5mm shaft
- Weight: 267 grams

- Max Voltage: 14.8v
- 2,400 Kv
- 75,000 Max RPM
- Size: 1.41" x 2.74"
- Weight: 318 grams

- Max Voltage: 14.8v
- 2,400 Kv
- 75,000 Max RPM
- Size: 1.41" x 2.67" - 5mm shaft
- Weight: 319 grams

- Max Voltage: 14.8v
- 2,650 Kv
- 60,000 Max RPM
- Size: 1.63" x 2.67"
- Weight: 383 grams

- Max Voltage: 14.8v
- 1,800 Kv
- 60,000 Max RPM
- Size: 1.63" x 2.67"
- Weight: 385 grams

- Max Voltage: 25.22v
- 2,200 Kv
- 60,000 Max RPM
- Size: 1.63" x 2.97"
- Weight: 429 grams

- Max Voltage: 33.6v
- 1,650 Kv
- 60,000 Max RPM
- Size: 1.63" x 3.50"
- Weight: 508 grams

- Max Voltage: 33.6v
- 2,400 Kv
- 90,000 Max RPM
- Size: 1.87" x 3.98"
- Weight: 816 grams

- Max Voltage: 33.6v
- 1,260 Kv
- 45,000 Max RPM
- Size: 1.87" x 3.98"
- Weight: 776 grams

- Max Voltage: 33.6v
- 1,260 Kv
- 56,000 Max RPM
- Size: 1.87" x 3.35"
- Weight: 598 grams

- Max Voltage: 33.6v
- 1,650 Kv
- 56,000 Max RPM
- Size: 1.87" x 3.35"
- Weight: 598 grams

- Max Voltage: 33.6v
- 1,700 Kv
- 60,000 Max RPM
- Size: 2.22" x 4.44"
- Weight: 1,273 grams

- Max Voltage: 42v
- 1,100 Kv
- 45,000 Max RPM
- Size: 2.22" x 4.44"
- Weight: 1,247 grams

- Max Voltage: 50.4v
- 800 Kv
- 45,000 Max RPM
- Size: 2.22" x 4.44"
- Weight: 1,247 grams