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EG Series Planetary Gearbox Gear Ratio 20:1 Backlash 20arc-min for Nema 8 Stepper Motor

EG Series Planetary Gearbox Gear Ratio 20:1 Backlash 20arc-min for Nema 8 Stepper Motor
EG Series Planetary Gearbox Gear Ratio 20:1 Backlash 20arc-min for Nema 8 Stepper Motor
EG Series Planetary Gearbox Gear Ratio 20:1 Backlash 20arc-min for Nema 8 Stepper Motor
EG Series Planetary Gearbox Gear Ratio 20:1 Backlash 20arc-min for Nema 8 Stepper Motor
EG Series Planetary Gearbox Gear Ratio 20:1 Backlash 20arc-min for Nema 8 Stepper Motor
EG Series Planetary Gearbox Gear Ratio 20:1 Backlash 20arc-min for Nema 8 Stepper Motor
EG Series Planetary Gearbox Gear Ratio 20:1 Backlash 20arc-min for Nema 8 Stepper Motor
EG Series Planetary Gearbox Gear Ratio 20:1 Backlash 20arc-min for Nema 8 Stepper Motor
EG Series Planetary Gearbox Gear Ratio 20:1 Backlash 20arc-min for Nema 8 Stepper Motor
EG Series Planetary Gearbox Gear Ratio 20:1 Backlash 20arc-min for Nema 8 Stepper Motor
EG Series Planetary Gearbox Gear Ratio 20:1 Backlash 20arc-min for Nema 8 Stepper Motor
EG Series Planetary Gearbox Gear Ratio 20:1 Backlash 20arc-min for Nema 8 Stepper Motor
EG Series Planetary Gearbox Gear Ratio 20:1 Backlash 20arc-min for Nema 8 Stepper Motor
EG Series Planetary Gearbox Gear Ratio 20:1 Backlash 20arc-min for Nema 8 Stepper Motor
EG Series Planetary Gearbox Gear Ratio 20:1 Backlash 20arc-min for Nema 8 Stepper Motor
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$61.16
10 or more $55.12
100 or more $50.17
  • Model: EGS8-G20
  • Weight: 0.12kg

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Custom Design Options

Select from the customization options below.

Reduction Ratio
3:1, 4:1, 7:1, 16:1, 35:1...
Material
Powder Metallurgy / Steel Gears...
Input Side
Input Bore Diameter, Input Shaft Length...
Output Side
Mounting Screw Hole Size...
Shaft
Length, Keyway, Flattened, Diameter...
Labeling
No Label / Custom Label, Laser Marking...

This is the smallest planetary gearbx for Nema 8 stepper motor with a gear ratio of 20:1, a maximum backlash of 20arc-min and an input disameter of 4mm. It's an excellent choice for applications that require good accuracy and reliability at an exceptional value.

Gearbox Specifications

  • Part Number: EGS8-G20
  • Gearbox Type: Spur Planetary
  • Gear Material: Alloy Steel
  • Gear Ratio: 20:1
  • Efficiency: 94%
  • Backlash at No-load: <=20arcmin
  • Max.Permissible Torque: 4Nm(35.4lb-in)
  • Moment Permissible Torque: 8Nm(70.80lb-in)
  • Noise: <=55dB
  • Waterproof Rating: IP54
  • Lifetime: 20000hours

Physical Specifications

  • Frame Size: 22 x 22mm
  • Gearbox Length: 48mm
  • Output Shaft Type: D-cut
  • Output Shaft Diameter: Φ6mm
  • Output Shaft Length: 19.5mm
  • Input Shaft Diameter: Φ4mm
  • Input Shaft Length: 6.5-10.5mm
This in-line planetary gearbox has a built-in input shaft coupling and can only match Nema 8 stepper motors with a diameter of 4mm and a shaft length of 6.5-10.5mm.
Physical Specification
Output Shaft Type D
Output Shaft Diameter(mm) 6
Output Shaft Length(mm) 19.5
Input Shaft Diameter(mm) 4
Input Shaft Length(mm) 6.5 - 10.5
Gearbox Length(mm) 48
Matching Motor Size Nema 08 Stepper Motor
Frame Size(mm) 22 x 22
Gear Ratio 20
Product Series EG
Gearbox Type Spur Planetary
Inventory Method Dedicated Inventory
Gear Material Alloy Steel