Power 90 Brushless Outrunner Motor 325Kv

The E-flite Power 90 Brushless Outrunner Motor (325 Kv) delivers performance on par with a 90-size 2-stroke glow engine, making it an excellent choice for sport, scale, and 3D aircraft weighing up to 5.9 kg. With a high-torque outrunner design and robust construction, it's ideal for models demanding up to 1800 W.

Features

• Equivalent to or surpassing the power of a 90-size glow engine for sport and scale planes up to ~5.9 kg
• Ideal for 3D aircraft up to ~4.5 kg
• External rotor design improves cooling during high-power use
• High-quality ball bearings and hardened 6 mm steel shaft for durability
• Includes mounting hardware plus two 10 mm prop shaft adapters tapped for 8-32 threads
• Slotted 14-pole outrunner rotor for smooth torque delivery

Included

• Power 90 Motor with hardware and prop shaft adapters

Needed to Complete

• Brushless ESC rated for 6S–8S LiPo (or 18–26 cell NiMH/NiCd battery)
• Propeller in the 16 × 8 to 18 × 8 range

Specifications

• Type: Brushless outrunner
• Kv Rating: 325 Kv
• Voltage Range: 21.6–31.2 V (6S–8S LiPo)
• Continuous Current: 50 A
• Peak Burst Current: 65 A (15 s)
• Idle Current (at 10 V): 2 A
• Resistance (Ri): 0.02 Ω
• Recommended Prop Size: 16 × 8 to 18 × 8
• Dimensions: 56 mm diameter × 52 mm length
• Shaft: 6 mm diameter (includes 10 mm adapters)
• Weight: 450 g
• Wire Gauge: 13 AWG