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BO4840NH2B

    500w Outer Rotor Brushless DC Motor

    Diameter：48mm  Lengh ：40mm  Voltage：18V、24V、36V  Max. output power ：2367W  Speed：10500rpm

    • Applications

      UAV, aeromodelling, etc.

    • Options

       Lead wires length、Shaft length、Special coils、Gearheads、Encoder、Driver

    • Unit Price

      Price upon request

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Characteristics
  unit 01-105-18.0 02-105-24.0 03-105-36.0
Voltage V 18.0 24.0 36.0
Terminal resistance Ω 0.034 0.053 0.11
No-load speed rpm 10500 10500 10500
No-load current A 1.6 1.2 0.9
Stall torque mNm 8614 9831 10656
Stall current A 529.4 452.8 327.3
Nominal torque mNm 423 427 420
Nominal speed rpm 9350 9400 9440
Nominal current A 25.7 19.5 12.9
Max. output power W 2367 2701 2928
Max. efficiency % 89.2 89.9 89.7
Back-EMF constant mV/rpm 1.7 2.3 3.4
Torque constant mNm/A 16.3 21.8 32.7
KV Value rpm/V 583 437.5 292.0
Speed/torque gradient rpm/mNm 1.22 1.07 0.99
Rotor inertia gcm2 398 398 398
Weight g 267 267 267
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Constar Micromotor Co., Ltd.
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szcxd@constarmotor.com
Room 701, Tower A, Futian Tian’an Hi-Tech Venture Park, Futian District, Shenzhen, China

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