APC 9x4.7 SF Slow Flyer Propeller – High-Thrust Electric Prop for Low-Speed Flight [APC09047SF]

The APC 9x4.7 SF Slow Flyer Propeller (part number APC09047SF) is engineered for low-RPM electric motors, making it ideal for slow flyers, park flyers, and beginner-friendly RC aircraft. With a 9-inch diameter and a 4.7-inch pitch, this prop provides excellent low-speed thrust, smooth handling, and precise throttle control—perfect for relaxed, stable flying.

Crafted from lightweight, glass-reinforced nylon, APC’s SF series is known for efficiency, durability, and factory-balanced performance.

Key Features:

• Part Number: APC09047SF

• Size: 9 x 4.7 (9" diameter x 4.7" pitch)

• Type: Slow Flyer (SF) – for electric motors only

• Material: Lightweight glass-reinforced nylon composite

• Performance:

  • Designed for maximum low-speed thrust

  • Factory-balanced for smooth, quiet flight

• Ideal For: Slow flyers, indoor/outdoor park flyers, 3D trainers, and beginner aircraft

• Includes: Adapter rings to fit multiple motor shaft sizes

• Note: Not suitable for glow or gas engines – electric use only

Fly smooth and slow with confidence using the APC 9x4.7 SF Propeller—the go-to prop for precision and stability in low-speed electric RC flight.