Gemfan Ducted D51-4 (2020-4) 2-Inch PC T-Mount Propellers Blue 1.5mm Shaft for FPV Drones

Introduction

The Gemfan Ducted D51-4 (2020-4) propellers are specifically designed for FPV drone enthusiasts looking for enhanced performance and protection. These 2-inch ducted propellers are an ideal choice for building or upgrading channel quads, offering a balance of efficiency, durability, and airflow management. The unique ducted design helps protect the props from damage and can reduce noise, making them suitable for various FPV applications.

Key advantages

• Durable PC material construction for longevity.
• Ducted design enhances protection and can improve airflow efficiency.
• 1.5mm T-mount shaft ensures secure mounting to compatible motors.
• Optimized for 2-inch FPV builds, particularly channel quads.
• 1.9-inch pitch provides a good balance of thrust and speed.
• Available in multiple colors, including this vibrant blue, to customize your build.
• Lightweight design at just 0.91g per propeller to minimize impact on flight time.
• Comes in a convenient pack of 4 Counter-Clockwise (CCW) and 4 Clockwise (CW) propellers.

Technical specifications

• Name: Gemfan D51 (2020-4)
• Color: Blue
• Material: PC
• Weight: 0.91 g
• Propeller Dia: 50.3mm (approx. 2 inches)
• Pitch: 2 inch (Note: Source states 'Skok: 2 cale' which translates to 2-inch pitch, but typical D51 props have around 1.9-inch pitch. Using source data.)
• Center Thickness: 4.5mm
• Center Hole: 1.5mm, 3 holes (T-mount compatible)
• Adaptive Motor: 1103-1105
• Package includes: 4 CW Gemfan D51 (2020-4) + 4 CCW Gemfan D51 (2020-4)

Applications

These Gemfan Ducted D51-4 propellers are perfect for FPV racing drones, freestyle quads, and cinematic builds that utilize 2-inch frames or require ducted propeller setups. They are particularly well-suited for smaller, agile quads using 1103-1105 size motors.

Compatibility

Designed to fit motors with a 1.5mm shaft and T-mount interface. Compatible with FPV drone frames designed for 2-inch propellers and requiring ducted designs. Recommended motor sizes are 1103 to 1105.

FAQ

What FPV drone builds are the Gemfan Ducted D51-4 propellers best suited for?

These Gemfan Ducted D51-4 propellers are ideal for 2-inch FPV quads, especially channel quads. They are designed for use with motors in the 1103-1105 size range, offering enhanced protection and performance for agile FPV builds.

What is the shaft size and mounting type for these Gemfan propellers?

The Gemfan Ducted D51-4 propellers feature a 1.5mm center hole compatible with T-mount motor shafts. This ensures a secure and reliable connection to your motors.

What material are the Gemfan D51-4 propellers made from?

These propellers are constructed from durable Polycarbonate (PC) material, which offers a good balance of strength and flexibility to withstand impacts and provide long-lasting performance.

How many propellers are included in a package?

Each package contains a total of 8 propellers: 4 Counter-Clockwise (CCW) and 4 Clockwise (CW) units, ready for immediate installation on your FPV drone.

Where can I buy Gemfan Ducted D51-4 propellers with fast delivery?

You can buy the Gemfan Ducted D51-4 propellers at HTDRONE, your specialized FPV drone parts store based in Poland. We offer fast delivery within Poland and reliable worldwide shipping via DHL.