Overview
The MAD BSC 4315 450KV is an FPV drone motor designed for applications using 13–15 inch propellers. The BSC series is positioned as an entry-level FPV brushless motor line, balancing cost effectiveness with consistent build quality. For a more durable and more aesthetic motor in the same type, the FS series is an alternative option.
Key Features
- 450KV rating
- 12N14P motor configuration
- M6 propeller nut mount
- 6 mm shaft (inner diameter specified as IN: 6 mm)
- Long silicone leads: 600 mm, 14# AWG (Black)
Specifications
| Motor model | BSC 4315 V1.0 |
| KV (RPM/V) | 450KV |
| Slots / poles | 12N14P |
| Motor size | D: 51 x 59.8 mm |
| Rotor balance | ≤5mg |
| Motor balance / mounting pattern | D:30 M4x4 |
| Propeller mounting | M6 Nut |
| Additional mounting marking | Ø12-M3x2 |
| Shaft diameter | IN: 6 mm |
| Cable length | 600 mm, 14# AWG (Black) silicone |
| No-load current | 1.6 A / 10 V |
| Internal resistance | 33mΩ |
| Maximum current | 75 A |
| Maximum power | 2296 W |
| Maximum thrust | 6.13 kg |
| Optimized weight | 254 g |
| Motor weight (without wire) | 254 g |
| Product boxed weight | 300 g |
Test Data (8S)
Test notes
- Test motor/kv: MAD BSC4315 450KV
- Input voltage for the graph notes: 32 V
- Ambient conditions for the graph notes: 25°C, sea level
- Notes: Rotational speed was adjusted by the throttle. Maximum thrust may depend on battery level, propeller type, air pressure, and other conditions.
Prop: GF13*8*3 (8S)
| Throttle (%) | Voltage (V) | Current (A) | Input Power (W) | RPM | Thrust (gf) | Efficiency (gf/W) |
|---|---|---|---|---|---|---|
| 30 | 32.6 | 2.70 | 88.0 | 4081 | 735 | 8.4 |
| 35 | 32.5 | 3.86 | 125.3 | 4660 | 1002 | 8.0 |
| 40 | 32.5 | 5.25 | 170.5 | 5240 | 1229 | 7.2 |
| 45 | 32.4 | 6.90 | 223.4 | 5767 | 1486 | 6.7 |
| 50 | 32.3 | 9.18 | 296.6 | 6385 | 1820 | 6.1 |
| 55 | 32.2 | 12.20 | 393.4 | 7017 | 2251 | 5.7 |
| 60 | 32.1 | 15.83 | 508.7 | 7612 | 2695 | 5.3 |
| 65 | 32.0 | 19.50 | 624.2 | 8148 | 3093 | 5.0 |
| 70 | 31.9 | 23.58 | 752.9 | 8664 | 3474 | 4.6 |
| 75 | 31.8 | 28.03 | 891.8 | 9141 | 3867 | 4.3 |
| 80 | 31.7 | 33.16 | 1050.5 | 9595 | 4294 | 4.1 |
| 85 | 31.5 | 39.14 | 1233.6 | 10007 | 4780 | 3.9 |
| 90 | 31.4 | 45.54 | 1428.5 | 10403 | 5235 | 3.7 |
| 95 | 31.2 | 52.42 | 1636.2 | 10775 | 5665 | 3.5 |
| 100 | 31.0 | 61.22 | 1897.1 | 11213 | 6134 | 3.2 |
MAX: 115°C
Prop: HQ13*9*3 (8S)
| Throttle (%) | Voltage (V) | Current (A) | Input Power (W) | RPM | Thrust (gf) | Efficiency (gf/W) |
|---|---|---|---|---|---|---|
| 30 | 32.5 | 3.38 | 109.9 | 3832 | 876 | 8.0 |
| 35 | 32.5 | 5.18 | 168.2 | 4498 | 1217 | 7.2 |
| 40 | 32.4 | 7.35 | 237.9 | 5025 | 1535 | 6.5 |
| 45 | 32.3 | 9.78 | 315.7 | 5549 | 1875 | 5.9 |
| 50 | 32.2 | 12.87 | 414.6 | 6069 | 2253 | 5.4 |
| 55 | 32.1 | 17.10 | 549.0 | 6611 | 2727 | 5.0 |
| 60 | 32.0 | 21.77 | 695.6 | 7125 | 3162 | 4.5 |
| 65 | 31.8 | 27.03 | 859.8 | 7579 | 3619 | 4.2 |
| 70 | 31.6 | 32.72 | 1035.4 | 7981 | 4074 | 3.9 |
| 75 | 31.5 | 38.35 | 1208.0 | 8372 | 4420 | 3.7 |
| 80 | 31.3 | 44.39 | 1391.2 | 8728 | 4764 | 3.4 |
| 85 | 31.2 | 51.13 | 1596.0 | 9037 | 5126 | 3.2 |
| 90 | 31.0 | 58.45 | 1813.4 | 9288 | 5492 | 3.0 |
| 95 | 30.8 | 65.41 | 2014.7 | 9511 | 5740 | 2.8 |
| 100 | 30.6 | 75.06 | 2296.7 | 9813 | 6055 | 2.6 |
MAX: 122°C
Applications
- 13–15 inch prop FPV multirotors
For compatibility questions (prop selection, 8S setup, mounting pattern, or lead length), contact support at support@rcdrone.top or visit https://rcdrone.top/.
What’s Included
1x MAD BSC 4315 450KV motor (other items not specified).
Details

MAD BSC 4315 V1.0 motor mounting dimensions are provided for fitment planning, including a 51mm body diameter and M6 shaft.

The MAD BSC4315 V1.0 450KV motor is listed at 254g with up to 6.13kg thrust, with performance curves and test tables to help match props and ESC settings.
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