The size of this gearbox is 42 x 42 mm and the input shaft diameter is 5 mm. This high-precision planetary gearbox is belong to HPR series gearbox, it with gear ratio  4:1 / 5:1 / 10:1 /  20:1 / 25:1 / 50:1 / 100:1  and a maximum 30 arc-min ~ 45 arc-min backlash. It's an excellent choice for applications that require good accuracy and reliability at an exceptional value. This inline planetary gearbox built-in an input shaft coupling which can match any standard Nema 17 stepper motor.

Gearbox Specifications:

• Model: FLE42 Series

• Gearbox Type: Planetary Gearbox

• Gear Ratio: 3:1 / 4:1 / 5:1 / 7:1 / 9:1 / 15:1 / 20:1 / 25:1 / 30:1 / 35:1 / 42:1 / 45:1 / 100:1 / 120:1 / 140:1 / 150:1 / 175:1 / 210:1

• Efficiency: 96% / 94%/ 90%

• Backlash: ≤30 arcmin - ≤45 arcmin 

• Rated Torque: 5N.m- 10N.m

• Sundden Stop Torque: 10N.m- 20N.m

• Rated Input Speed: 1000rpm

• Max Input Speed: 2000rpm
  

• Average Life Span: 20000h

• Axial Force: 100N

• Radial Force: 300N
  

• Noise: ≤55dB 

• Protection Level: iP54

Physical Specifications:

• Gearbox Length:  L: 61.5mm,72.5mm  LSW: 76.5mm,87.5mm

• Gearbox Shaft Diameter: Φ8mm

• Gearbox Shaft Length: 21.5mm

• Gearbox Key Length: 14mm

• FLE42-L1 / L2 Weight: 0.25kg / 0.35kg

• FLE42-L1SW/ L2SW Weight: 0.29kg / 0.38kg

FLE42-L Series Common Planetary Gearbox Specification:

JT-FLE42-LSW Series Common Planetary Gearbox Specification:

Planetary Gearbox Physical Specification: