Unusual Machines UM3115 900KV Motor

Unusual Machines UM3115 900KV Motor

SKU: UMAC-3115-900

Manufactured in U.S.A.

Compliance

✅ NDAA Compliant

Compliant with Section 848 of the FY20 NDAA, Section 817 of the FY23 NDAA, and the American Security Drone Act. Validated as cyber-secure and safe to fly, and approved for government purchase and operation.

Unusual Machines UM3115 900KV Motor

The UM3115 900KV is an endurance-focused motor offering high efficiency, thermal stability, and predictable performance under sustained load. Made for 6S power systems, the UM3115 900KV delivers consistent torque output and thermal margin suitable for extended flight profiles and enterprise-grade UAV platforms. Manufactured in Florida.

Features 

• Optimized 900KV winding for endurance and efficiency
  
• 12N14P stator and rotor configuration
  
• Supports 6S system voltages
  
• High thermal tolerance for sustained operation
  
• Precision EZO bearings for smooth, reliable rotation]
  
• Designed for enterprise and professional UAV platforms

Specifications

• KV Rating: 900 KV
• Stator Teeth /Magnetic Poles: 12N14P
• Winding Configuration: 7T
• Maximum Voltage: 25.2 V (5S–6S)
• Maximum Current (3 seconds): 65 A
• Maximum Rotor Temperature: 100°C
• Specification: 180°C
• Bearings: EZO 684ZZ
• Weight (excl. wires): 113.1 g
• Weight (incl. 3 x 20cm 16AWG wires): 119.2 g
• Overall Length (H): 49.4 mm
• Body Length (h): 31.4 mm
• Shaft Diameter: 5 mm
• Motor Diameter: 39.9 mm
• Mounting Pattern: 4 × M3, PCD Ø19 mm
• No-load Current: (Io @ 10V: 1.3A
• Winding Resistance (Rm): 48 mΩ
• Line Inductance: 18 µH

What's included:
Unusual Machines UM3115 900KV Motor:
1x - UM3115 900KV Motor
1x - M5 Nut