Overview
T-Motor MN3520 KV400 is a UAV motor from the Navigator (MN Series) line, designed as a brushless motor solution for multirotor and fixed-wing/VTOL platforms used for aerial photography and general UAV power systems. The Navigator series uses custom assembly methods and components intended to provide reliability for a dependable aerial platform.
Key Features
- Qualified EZO bearing (high-standard bearing, originally imported)
- Self-cooling design
- Flexible mounting holes; standard 25*25mm mounting holes
- Super balance
- High-strength construction
For product support from the store, contact https://rcdrone.top/ or email support@rcdrone.top.
Specifications
| Brand | T-Motor |
| Series | Navigator (MN Series / MN3XXX Series) |
| Model | MN3520-11 |
| KV | 400KV |
| Max thrust | 3.6kg |
| MTBF | About 1000 hours |
| Mounting holes | Standard 25*25mm mounting holes |
| Prop adapter | M6 and M8 (2 sets); CCW prop adapter: 6mm CCW and 8mm CCW |
| Screws (note) | 8pcs screw M3*12 for installation of T-motor CF prop with the flat cover (not for mounting the motor with the frame) |
Applications
- Aerial photography power systems
- Multi-rotors, VTOL, and fixed wings
- Cargo drones, tethered operation, mapping, and inspection
What’s Included
- 1x T-MOTOR MN3520 Motor KV400
- 1x Hardware pack
Matching Guide
- Recommended prop: T-Motor P17*5.8 / P17.5.8
- ESC: Air 40A 6S ESC
If you have any questions or inquiries: onlinesales@tmotor.com
Details

T-Motor MN Series (Navigator Series) motors are presented as brushless power options designed for multirotor UAV applications.

T-Motor supports dependable multirotor aerial platforms, including setups with gimbal-mounted cameras.

T-Motor MN3XXX Navigator Series motors use EZO bearings to support steadier operation at low velocity.

T-Motor Navigator Series MN3520-11 KV400 uses a flexible mounting pattern with standard 25×25 mm holes to fit a range of frames.

The T-Motor prop adapter kit includes two knurled adapters (M6 and M8) with washers, plates, and 8pcs M3×12 screws for the plat cover.

T-Motor CCW prop adapters in 6mm and 8mm sizes include a cone nut and mounting screws for secure prop installation.

T-Motor prop adapter hardware supports both M6 and M8 prop mounting and includes a flat cover for flat carbon fiber props.
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