APC AP09045EP 9x4.5EP Reverse Thrust Propeller for Electric RC  [AP09045EP]

APC PROPELLER 9x4.5EP ELECTRIC REVERSE/PUSHER
Price:
AUD$5.38
Brand:
APC
Model:
AP09045EP
Condition:
Brand New
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Electric pusher blade details

The APC AP09045EP 9x4.5EP propeller is a scale replacement blade intended specifically for electric pusher or reverse-thrust layouts. Sold as a single prop, it is a practical spare or upgrade for small electric craft with rear- or aft-mounted motors.

Mounting notes: match the prop bore to your shaft adapter or collet before fitting, and use a hobby balancer to check for even weight distribution. Secure with the correct nut or collet and confirm the rotation direction aligns with the intended thrust, then perform a careful low-throttle static check to confirm clearance and vibration are acceptable.

Performance and care: installation of this prop alters thrust characteristics, cruise RPM and acoustic output without swapping motor hardware. Regularly inspect for damage, rebalance after any repair, and replace a compromised blade to prevent extra load on motor bearings.

  • Compatibility note: Intended for pusher/reverse electric model arrangements rather than specific model listings.
  • Installation tips: Balance first, tighten to the recommended feel, and perform a follow-up check after the maiden run.
  • Tuning advice: Switching to different pitch sizes changes static thrust and cruise RPM; keep an eye on motor temps when testing changes.
The blade uses reinforced composite material for good strength-to-weight performance. It handles normal use well but should be replaced if it sustains edge chips or hairline cracks, as these can grow under load.
Use the fastening system that matches your motor shaft and adapter. Collets give a cleaner fit for many brushless motors, while a properly sized nut and washer combo is acceptable if it matches the prop bore and shaft diameter.
This 9x4.5EP leans toward balanced thrust and moderate cruise RPM for small pusher setups. Differences versus other 9-inch props come down to blade profile and pitch; test under similar conditions to find the best match for your motor and ESC setup.

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