• HSKRC 1606 3750KV Brushless Motor, HSKRC 1606 3750KV brushless motors for 3-4 inch FPV drones, 1.5mm shaft, 3-4S, arranged in a row.
  • HSKRC 1606 3750KV Brushless Motor 3–4 Inch 3–4S FPV Drone Motor with 1.5mm Shaft
  • HSKRC 1606 3750KV Brushless Motor, HSKRC 1606 3750KV brushless motor fits 3-4 inch FPV drones, features a 1.5mm shaft.
  • HSKRC 1606 3750KV Brushless Motor, HSKRC 1606 3750KV brushless motor fits 3-4 inch FPV drones, supports 3-4S, features 1.5mm shaft.
  • HSKRC 1606 3750KV Brushless Motor, HSKRC 1606 3750KV brushless motor for 3-4 inch FPV drone, compatible with 3-4S, includes 1.5mm shaft and accessories.
  • HSKRC 1606 3750KV Brushless Motor 3–4 Inch 3–4S FPV Drone Motor with 1.5mm Shaft
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HSKRC 1606 3750KV Brushless Motor 3–4 Inch 3–4S FPV Drone Motor with 1.5mm Shaft

HSKRC 1606 3750KV Brushless Motor 3–4 Inch 3–4S FPV Drone Motor with 1.5mm Shaft

HSKRC

$43.54 USD
$43.54 USD
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Overview

The HSKRC 1606 3750KV Brushless Motor is designed for 3–4 inch FPV drones and ducted whoop builds, offering powerful thrust and stable performance. Compatible with both 3S and 4S LiPo batteries (11.1V–16.8V), this motor supports high-efficiency performance across various propeller setups. Its lightweight 17.6g design, 1.5mm shaft, and excellent dynamic balance make it ideal for compact racing or freestyle drones.

Specifications

Parameter Value
Model HSKRC 1606 3750KV
KV Rating 3750KV
Motor Dimensions Φ22.6 × H18.7mm
Shaft Diameter 1.5mm
Mounting Hole Size 12×12mm (M2)
Propeller Mounting 5mm (M2)
Weight Approx. 17.6g (with wires)
Lead Wires 24AWG, 150mm
Max Current 21.52A
Max Power 315.8W
Internal Resistance 90mΩ
Slots/Poles 9N12P
Support Voltage 3S–4S LiPo (11.1V–16.8V)
Recommended Props 3", 3.5", 4" (3-hole or dual-hole)

Performance Data (Sample - HQ5X3-2 Prop, 11.1V)

Throttle Current (A) Thrust (g) Efficiency (g/W) RPM Power (W)
50% 9.91 217 2.00 18476.3 108.50
70% 13.79 364 2.41 20803.6 151.10
100% 21.84 627 2.61 24630.5 240.60

(More propeller performance data available upon request)

Key Features

  • Ultra-lightweight and compact

  • Smooth flight and stable balance

  • High power output for 3–4S applications

  • Compatible with multiple 3–4 inch propeller types

  • Precision-wound with high-temp 240°C magnet wire

  • Excellent for FPV whoops, toothpicks, and racing drones

Package Includes

  • 1 × HSKRC 1606 3750KV Brushless Motor

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