Gemfan 1209-4 31mm PC Durable 4-Blade Propellers for Tiny Whoops (Clear Black)

Introduction

The Gemfan 1209-4 31mm propellers are specifically engineered for the demanding FPV micro drone segment, particularly Tiny Whoops. These 4-blade propellers are optimized for higher KV motors, providing a significant boost in thrust and flight efficiency. If you're looking to upgrade your micro drone's performance with a durable and reliable propeller set, the Gemfan 1209-4 is an excellent choice. They are designed to offer a noticeable improvement in flight characteristics, including longer flight times and better responsiveness.

Key advantages

• Enhanced Thrust: The 4-blade design maximizes thrust for improved aerial performance.
• Increased Durability: Constructed from durable PC material for resilience against impacts.
• Longer Flight Times: Optimized pitch and design contribute to extended flight duration.
• Precision Fit: Features a 1.5mm center shaft hole for secure mounting on compatible motors.
• Lightweight Design: Each propeller weighs only 0.21g, minimizing added weight to your drone.
• Vibrant Aesthetics: The clear black color adds a stylish touch to your FPV build.
• Ideal for Micro Drones: Specifically designed for Tiny Whoop platforms and similar micro FPV setups.
• High KV Motor Compatibility: Perfectly suited for high KV motors like the recommended 0802 25000KV.

Technical specifications

• Brand Name: Gemfan
• Model: 1209-4
• Diameter: 31 mm
• Pitch: 0.8 inch
• Number of Blades: 4
• Shaft Diameter: 1.5 mm
• Material: PC (Polycarbonate)
• Color: Clear Black
• Weight: 0.21g per propeller
• Recommended Motor: 0802 25000KV
• Recommended Quad Weight: 30g
• Package Includes: 4x CW, 4x CCW propellers

Applications

These Gemfan 1209-4 propellers are primarily designed for indoor and outdoor micro FPV drones, commonly known as Tiny Whoops. They are ideal for freestyle flying, casual racing, and general aerial enjoyment on lightweight platforms. Their durable construction also makes them suitable for learning and practicing new maneuvers where prop durability is essential.

Compatibility

The 1.5mm center shaft hole makes these propellers compatible with micro FPV drone motors featuring a 1.5mm motor shaft, such as the 0802 series commonly found in Tiny Whoops. They are recommended for quads weighing around 30g and are best paired with high KV motors (e.g., 25000KV) for optimal performance.

FAQ

What are the Gemfan 1209-4 propellers best suited for?

The Gemfan 1209-4 31mm propellers are best suited for micro FPV drones, specifically Tiny Whoops. Their design is optimized for higher KV motors (like 0802 25000KV) and they are recommended for drones around 30g, providing increased thrust and longer flight times.

What is the main advantage of the 4-blade design on these Gemfan propellers?

The 4-blade design significantly increases thrust compared to 2-blade props. This results in better acceleration, improved maneuverability, and can contribute to longer flight times by making the drone more efficient.

Are these Gemfan 1209-4 propellers durable?

Yes, they are made from durable PC (Polycarbonate) material, which is known for its resilience. This makes them suitable for the rigors of FPV flying, including potential crashes and impacts, common with micro drones.

What is the shaft diameter of the Gemfan 1209-4 propellers?

These Gemfan 1209-4 propellers feature a 1.5mm center shaft hole, making them compatible with micro drone motors that have a 1.5mm motor shaft, such as many 0802 series motors.

Where can I buy Gemfan 1209-4 propellers with fast delivery?

You can buy the Gemfan 1209-4 31mm propellers at HTDRONE, our specialized FPV drone parts store based in Poland. We offer fast delivery within Poland and reliable shipping to Ukraine via Nova Poshta, as well as worldwide delivery via DHL.