Hitec D645MW High Torque Metal Gear Servo (High Voltage)

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Hitec D645MW High Torque Metal Gear Servo (High Voltage)
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This is the Hitec High Votage D645MW High Torque Metal Gear Servo. The metal D-645MW is part of Hitec's D-Series servo line. All Hitec D-Series servos have been designed using Hitec's redesigned, cutting edge, custom engineering. Combining industry leading high-resolution, state-of-the-art ultra-response technology with a 32-bit MCU and 12-bit ADC for unprecedented programmability and flexibility, these servos deliver significantly smoother movement. The speedy, powerful line operates on a wide 4.8 ~ 8.4 voltage range, allowing use with any common battery chemistry without the need for adapters or regulators. Featuring Hitec’s industry standard 25-tooth output spline with 3mm hex screw, each D-Series servo brings monster performance never known before in the market.

  • Programmable PWM Digital Amplifier
  • 32-Bit MCU with 12-Bit ADC Circuitry
  • 4096 Resolution
  • 1M Cycle Long Life Potentiometer
  • Wide Operating Voltage (4.8 ~ 8.4 Volts DC)
  • Dual Ball Bearing Supported Output Shaft
  • 25-Tooth Output Spline
Programmable Functions:
  • End Point Adjustments
  • Direction
  • Fail Safe
  • Dead Band
  • Speed (Slower)
  • Soft Start Rate
  • Overload Protection
  • Data Save / Load
  • Program Reset
Operating Voltage Range (Volts DC): 4.8V - 8.4V
Speed/Torque Value Voltages (Volts DC): 4.8V ~ 6.0V ~ 7.4V
Speed (Second @ 60°): 0.28 ~ 0.20 ~ 0.17
Maximum Torque Range oz./in.: 115 ~ 158 ~ 180
Maximum Torque Range kg./cm.: 8.3 ~ 11.3 ~ 12.9
Current Draw at Idle: 30 mA
No Load Operating Current Draw: 500 mA
Stall Current Draw: 2,650 mA
Dead Band Width: 2 µs
Dimensions (Inches): 1.59 x 0.77 x 1.48
Dimensions (Metric): 40.6 x 19.8 x 37.8
Weight (Ounces): 2.11
Weight (Gram): 57.0
Circuit Type: 32bit Programable Digital
Motor Type: 3 Pole Metal Brush Ferrite
Gear Material: Metal
Bearing Type: Dual Ball Bearing
Output Shaft (type / Ømm): H25T
Case Material: Plastic
Dust/Water Resistance: N/A
Connector Gauge (AWG)/Strand Count: 22/60

  • Metal Gears Set 
  • Metal Plastic 1st Gear Set 
  • Plastic Case Set
  • Applicable Horns
Limited Warranty:
Hitec Servo Warranty: Each Hitec servo is backed by a limited two-year warranty from the date of purchase. Hitec RCD USA, INC. shall REPAIR OR REPLACE, at Hitec RCD, INC., defective equipment covered by this warranty, otherwise the purchaser and/or consumer is responsible for any charges for the repair or replacement of the product.

This product was added to our catalog on November 27, 2019

Robbie Kok
Verified Owner
Saturday, Sep 23 2023 (2 months ago)
Hitec D645MW High Torque Metal Gear Servo (High Voltage)
Big Thanks and love your shop
make it so easy to order and fast post to NZ