SKU: DRFC-1490
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T-Motor P21x6.3 Propeller Pair - 2PCS/PAIR

₹12,849.00 (Inclusive of all taxes)
Out of Stock

The T-Motor P21x6.3 propeller is a high-performance, 21-inch carbon fiber and epoxy composite blade designed for heavy-lift and industrial multirotor applications, offering optimized efficiency and structural integrity for demanding flight operations.

Features

  • 21-inch diameter with a 6.3-inch pitch for high-torque, heavy-lift applications.
  • Constructed from Carbon Fiber and Epoxy composite for a high-strength, lightweight build.
  • Patented winglet design reduces vortex drag and improves aerodynamic efficiency.
  • Polished surface treatment and 100% balanced for smooth, vibration-free operation.
  • Rated for an optimum RPM range of 2900-5000 RPM with a thrust limitation of 10.8kg per propeller.

Out of stock

Description

The T-Motor P21x6.3 propeller is engineered for professional-grade UAVs requiring substantial lift capacity and extended flight endurance. Its two-blade integrated design, crafted from a carbon fiber and epoxy Matrix, provides an exceptional strength-to-weight ratio crucial for industrial drone platforms. The polished surface finish minimizes air resistance, while the proprietary winglet geometry actively weakens tip vortices, reducing energy loss and improving overall system efficiency.

This propeller is rigorously tested for structural integrity and performance within a wide operational temperature range of -40°C to 65°C. It is designed to handle the high torque demands of large-diameter motors used in agricultural spraying, surveying, and cargo delivery drones. The design includes features for secure mounting and enhanced safety, making it a reliable choice for critical commercial operations.

Key Features

  • High-Efficiency Aerodynamics: Patented winglet design weakens tip vortices to reduce drag and improve flight time.
  • Premium Composite Construction: Carbon fiber reinforced with epoxy resin delivers maximum strength with minimal weight.
  • Precision Balanced: Each propeller is 100% balanced at the factory to ensure smooth operation and minimize motor wear.
  • Wide Operating Envelope: Functions reliably in extreme temperatures from -40°C to 65°C.
  • Enhanced Safety Design: Includes features for secure screw and locknut fitting to prevent in-flight loosening.
  • Optimized Performance Range: Engineered for an optimum RPM band of 2900-5000 RPM, maximizing thrust efficiency.

Applications

  • Heavy-lift cinematography drones for large camera rigs and gimbals.
  • Industrial inspection and mapping platforms requiring long endurance.
  • Agricultural spraying drones that demand high torque and efficiency.
  • Cargo delivery and logistics UAVs designed for substantial payloads.
  • Search and rescue (SAR) or survey drones operating in varied environmental conditions.

Technical Specifications

Diameter21 inch (533.4 mm)
Pitch6.3 inch (160 mm)
MaterialCarbon Fiber + Epoxy
Blade Count2 (Integrated)
Surface TreatmentPolish
Operating Temperature-40°C to 65°C
Storage Temperature-10°C to 50°C
Optimum RPM2900 - 5000 RPM/min
Thrust Limitation10.8 kg
Weight (Single Prop)58 g

Frequently Asked Questions

What is the thrust limitation for a single P21x6.3 propeller?

Each T-Motor P21x6.3 propeller has a maximum thrust limitation of 10.8 kilograms. This rating is based on operation within the specified optimum RPM range of 2900 to 5000 RPM. Exceeding this thrust limit or RPM range may compromise structural integrity and is not recommended for safe flight operations.

What mounting hardware is required for these propellers?

These propellers are designed for use with a screw and locknut system on compatible large-format motors. T-Motor strongly recommends applying a medium or high-strength anaerobic screw locking glue during installation to prevent loosening due to vibration. Always ensure all mounting hardware is properly secured before flight.

Are these propellers suitable for high-RPM racing drone applications?

No, the T-Motor P21x6.3 propeller is not designed for high-RPM FPV racing. It is engineered for low-to-mid RPM operation (2900-5000 RPM) on large, high-torque motors used in heavy-lift and industrial drones. Its primary focus is on efficiency and high thrust at lower rotational speeds, not the extreme RPMs found in racing applications.

How should I store these carbon fiber propellers?

Store the propellers in a cool, dry environment with recommended conditions between 0°C and 40°C at less than 80% humidity. Keep them away from direct sunlight, moisture, and corrosive chemicals including solvents, acids, and organosilicon compounds. Proper storage prevents material degradation and maintains the propeller's balance and performance.

Package Includes

  • 1 x T-Motor P21x6.3 Propeller Pair (2 Pieces)

Additional Information

Weight 0.333 kg
Dimensions 8 × 57 × 4 cm