The size of this gearbox is 80 x 80mm.This planetary gearbox is belong to JXE series gearbox, it with gear ratio 3.55:1 / 5.31:1 /  6.6:1 / 13:1 / 19:1 / 23:1 / 26:1 / 30:1 / 37:1 / 50:1 / 74:1 / 92:1 / 111:1 / 138:1. 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 brushless dc motor.

Gearbox Specifications:

• Model: 80PMB800K Series

• Gearbox Type: Planetary Gearbox

• Reduction ratio:  3.55:1 / 5.31:1 /  6.6:1 / 13:1 / 19:1 / 23:1 / 26:1 / 30:1 / 37:1 / 50:1 / 74:1 / 92:1 / 111:1 / 138:1

• Efficiency: 90% / 81%/ 73% /66%

• Rated tolerance torque: 8N.m - 80N.m

• Max momentary tolerance torque: 12N.m - 120N.m

• Shaft Maximum Axial Load: 200N

• Shaft Maximum Radial Load: 600N

Physical Specifications:

• Gearbox Length: 55.7mm / 72.2mm / 72.2mm / 88.5mm

• Gearbox Shaft Diameter: Φ19mm

• Gearbox Shaft Length: 49mm

• Gearbox Key Length: 28mm

• 80PMB800K Weight: 1.1kg / 1.5kg / 1.5kg / 1.88kg

80PMB800K Planetary Gearbox Specification:

Motor Shaft Pinion Specifications:

Planetary Gearbox Physical Specification: