• Gemfan 16x8x3 / 17x8x3 / 18x10x3 drone propeller, black 3-blade prop with center mounting hole
  • Set of two black 3-blade drone propellers shown side by side, opposite rotation pair
  • Gemfan 16x8x3 / 17x8x3 / 18x10x3 drone propeller mounted on thrust test stand fixture
  • Gemfan 16x8 performance chart graph at 22.2V showing current, RPM, thrust and efficiency curves
  • Two black 3-blade propellers on white background, one angled and one upright orientation
  • Propeller sealed in silver anti-static bag packaging, label visible in top left corner
  • Included adapter rings/spacers shown on plastic sprue, multiple inner diameters
  • Anti-static bag package with propeller visible through reflective plastic, label at top left
  • Gemfan 17x8 performance chart at 22.2V with plotted current, RPM, thrust and efficiency data
  • Two 3-blade propellers shown together, one horizontal and one vertical for size comparison
  • Package contents laid out: propeller in clear bag with adapter ring sprue visible at bottom left
  • Gemfan 18x10 performance chart at 44.4V showing current, RPM, thrust and efficiency curves
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Gemfan 16x8x3 / 17x8x3 / 18x10x3 Drone Propellers, Glass Fiber Nylon, 6mm Hub, 1PCS/Bag

Gemfan 16x8x3 / 17x8x3 / 18x10x3 Drone Propellers, Glass Fiber Nylon, 6mm Hub, 1PCS/Bag

Gemfan

$36.49 USD
$36.49 USD
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Overview

Gemfan 16x8x3 / 17x8x3 / 18x10x3 drone propellers are large-scale, three-blade propellers made from glass fiber nylon in black, intended for high-load multirotor setups. Each model targets a different aircraft size (wheelbase guidance and quadcopter takeoff weight ranges are listed in Specifications).

Key Features

  • Three-blade large-scale propeller options: 16x8x3, 17x8x3, 18x10x3
  • Material: glass fiber nylon; Colour: black
  • Center hole inner diameter: 6 mm + adapter

Specifications

Gemfan 16X8X3

Type Gemfan 16X8X3
Material glass fiber nylon
Colour black
Pitch 8in
Prop Diameter 406.4mm
Center Thickness 12.2mm
Center Hole Inner diameter 6mm + adapter
Max Prop Width 36.6mm
Weight 84.9g
Recommended Motor 4720 500kv
Takefoff weight 9-12kg (quadcopter)
Description Large-scale three-bladed propellers, designed for drones with an approximate 650mm wheelbase to deliver a superior high-load flight experience.

Static test data (Gemfan 16X8-3, motor: 5315-420kv, voltage: 22.2V; X-axis: throttle)

Throttle % 10 20 30 40 50 60 70 80 90 100
Current (A) 0.5 1.7 3.8 8.6 18.3 26.2 36.9 50.6 67.8 72.8
Speed (rpm) 1187 2116 2687 3748 4731 5366 6011 6580 7155 7336
Thrust (g) 100 465 701 1519 2348 3243 3934 4746 5585 5916
Efficiency (g/W) 9.8 12.1 8.3 8.0 5.7 5.6 4.9 4.3 3.8 3.8

Gemfan 17X8X3

Type Gemfan 17X8X3
Material glass fiber nylon
Colour black
Pitch 8in
Prop Diameter 431.8mm
Center Thickness 12mm
Center Hole Inner diameter 6mm + adapter
Max Prop Width 39mm
Weight 100.5g
Recommended Motor 5330
Takefoff weight 10-12kg (quadcopter)
Description Large-size three-bladed propellers designed for aircraft with an approximate 780mm wheelbase, delivering a superior high-load flight experience.

Static test data (Gemfan 17X8-3, motor: 5315-420kv, voltage: 22.2V; X-axis: throttle)

Throttle % 10 20 30 40 50 60 70 80 90 100
Current (A) 0.5 1.7 4.2 9.0 18.1 29.1 42.8 59.5 78.8 84.3
Speed (rpm) 970 2052 2807 3654 4516 5251 5831 6332 6789 6921
Thrust (g) 94 511 961 1867 2530 3607 4487 5386 6205 6335
Efficiency (g/W) 8.6 13.5 10.4 8.4 6.3 5.6 4.8 4.2 3.7 3.5

Gemfan 18X10X3

Type Gemfan 18X10X3
Material glass fiber nylon
Colour black
Pitch 10in
Prop Diameter 457.2mm
Center Thickness 12.2mm
Center Hole Inner diameter 6mm + adapter
Max Prop Width 41.2mm
Weight 119.3g
Recommended Motor 5330
Takefoff weight 11-13kg (quadcopter)
Description Large-scale three-bladed propellers, designed for aircraft with an approximate 1300mm wheelbase to deliver a superior high-load flight experience.

Static test data (Gemfan 18X10-3, motor: 6360-190kv, voltage: 44.4V; X-axis: throttle)

Throttle % 10 20 30 40 50 60 70 80 90 100
Current (A) 0.92 2.56 4.75 8.29 15.62 25.66 37.00 51.28 68.77 74.46
Speed (rpm) 1147 2267 2918 3548 4469 5178 5855 6565 7189 7374
Thrust (g) 186 1085 1757 2490 3957 5733 6710 8544 10356 10747
Efficiency (g/W) 4.6 9.6 8.4 6.8 5.7 5.1 4.1 3.8 3.5 3.3

What’s Included

  • Gemfan propeller (1PCS/Bag)

Applications

  • Heavy-lift multirotor drone builds where 16–18 inch three-blade propellers are required

For product selection help (16X8X3 vs 17X8X3 vs 18X10X3) and compatibility questions, contact support@rcdrone.top or visit https://rcdrone.top/.

Details

Gemfan 18x10x3 drone propeller static test chart (44.4V) showing current, rpm, thrust and efficiency vs throttle

Static test curves for the 18×10×3 propeller outline current draw, RPM, thrust, and efficiency across the throttle range.

Gemfan 17x8x3 propeller static performance graph at 22.2V, with current, rpm, thrust and efficiency vs throttle

Use the 17×8×3 test data to compare throttle response and overall thrust output at 22.2V.

Gemfan 16x8x3 propeller static test data at 22.2V with current, rpm, thrust and efficiency curves

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