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About T-MOTOR Navigator MN505-S Multirotor Fixed Wing UAV Motor KV320/KV380
Motor Navigator Waterproof MN505-S KV320/KV380 is a premium motor engineered for marine applications like ROVs and AUVs.
Built for durability and performance, it offers exceptional cooling, heat dissipation 10% better than standard motors, and high-temperature resistance.
The centrifugal fan design ensures active cooling, while anti-corrosion, dust- and water-resistant features make it ideal for harsh underwater environments.
With long service life and overload protection, the MN505-S delivers reliable power for demanding marine robotics.
Navigator MN505-S Highlights:
● Max thrust: 6.6kg
● MTBF: About 1000hours
● Features: Excellent cooling performance; Dust-resistance/Waterproof/Anti-corrosion
"Navigator" motors are for general uses like aerial photography.For demand of multi-rotors, VTOL and fixed wings.
Application Areas：
Cargo Drones, Tethered, Mapping and Inspection.
Packing List Includes:
1x T-MOTOR MN505 Motor KV320 ( kv which you choose)
1x Hardware pack
| MN505-S Specification | |
| Motor Size | Φ55.6*33.9mm |
| Configuration | 24N28P |
| Shaft Diameter | IN6mm，OUT4mm |
| Bearing | Imported 696ZZ |
| Lead Cable | 16AWG*150mm |
| Coil Insulation Test | 500V |
| Centrifugal Cooling Design | YES |
| Rotor Dynamic Balance Standard | ≤5Mg |
| Motor Dynamic Balance Standard | ≤10Mg |
| IP | IP45 |
| Stator | Imported silicon steel sheet; Anti-rust treatment; 150°Chigh temperature-resisting coatings |
| Copper Wire | 220℃ high temperature resistance Level C |
| MN505-S KV320 | |
| Idle Current(18V) | 1.8A |
| Peak Current(180s) | 55A |
| Max.Power(180s) | 1300W |
| Internal Resistance | 38mΩ |
| Rated Voltage ( Lipo ) | 6S |
| ESC Recommendation | FLAME 60A 12S |
| Propeller Recommendation | 20-22" |
| Motor Weight (indl. Cable) | 225g |
| Package Weight | 400g |
| MN505-S KV380 | |
| Idle Current(15V) | 2.0A |
| Peak Current(180s) | 50A |
| Max.Power(180s) | 1200W |
| Internal Resistance | 28mΩ |
| Rated Voltage ( Lipo ) | 6S |
| ESC Recommendation | FLAME 60A 12S |
| Propeller Recommendation | 17-18" |
| Motor Weight (indl. Cable) | 225g |
| Package Weight | 400g |
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