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Planetary Gearbox

StepperOnline offers a wide range of planetary gearboxes, including spur, helical and right angle gearboxes, gearbox flanges from the smallest 28mm to the largest 120mm, reduction ratios from 3 to 100, and gearbox accuracy down to 3 arc minutes.

Series Model
Series		 Size
(mm)		 Matching
Motor		 Gear
Stage		 Body Length
(mm)		 Backlash
(arcmin)		 Efficiency
(%)		 Gear
Ratio		 Weight
(kg)		 IP Class Input Shaft
Diameter(mm)		 Input Shaft
Length(mm)
MG MG17 42x42 NEMA 17 1 40 30 90 5/10 0.25 IP54 Φ5 6.5~10.5
2 51 45 80 20/50/100 0.35 IP54 Φ5 6.5~10.5
MG23 60x60 NEMA 23 1 55.5 30 90 5/10 0.65 IP54 Φ8 8~14
2 68 45 80 20/50 0.8 IP54 Φ8 8~14
MGL MGL17 42x42 NEMA 17 1 55 30 90 4/5/10 0.29 IP54 Φ5 21.5~25
2 66 45 80 20/25/50/100 0.38 IP54 Φ5 21.5~25
MGL23 60x60 NEMA 23 1 66.3 30 90 4/5/10 0.75 IP54 Φ8 20~25
2 78.8 45 80 20/50 0.9 IP54 Φ8 20~25
EG EGS8 22x22 NEMA 8 1 40 15 96 5/10 0.07 IP54 Φ4 6.5~10.5
2 48 20 94 20/50 0.09 IP54 Φ4 6.5~10.5
3 56 25 90 100 0.1 IP54 Φ4 6.5~10.5
EGS11 28x28 NEMA 11 1 33 15 90 10 0.1 IP54 Φ5 6.5~10.5
2 41 20 81 50 0.13 IP54 Φ5 6.5~10.5
3 49 25 73 100 0.16 IP54 Φ5 6.5~10.5
EGS14 35x35 NEMA 14 1 40 15 96 5 0.2 IP54 Φ5 6.5~10
2 49.5 20 94 15/20 0.22 IP54 Φ5 6.5~10
3 59 25 90 45/100 0.28 IP54 Φ5 6.5~10
EG17 42x42 NEMA 17 1 56 15 96 5/10 0.29 IP54 Φ5 21.5~25
2 67 20 94 20/50/100 0.38 IP54 Φ5 21.5~25
EG23 60x60 NEMA 23 1 73.5 15 96 5/10 0.85 IP54 Φ6.35/Φ8/Φ10 12~31
2 89.5 20 94 20/50 1.1 IP54 Φ6.35/Φ8/Φ10 12~31
EG24 60x60 NEMA 24 1 73.5 15 96 5/10 0.85 IP54 Φ10 12~31
2 89.5 20 94 20/50 1.1 IP54 Φ10 12~31
EG34 90x90 NEMA 34 1 110 15 96 5/10 2.9 IP54 Φ12.7/Φ14 22~41
2 132 15 94 20/50 3.7 IP54 Φ12.7/Φ14 22~41
EG42 120x120 NEMA 42 3 199 20 90 100 10 IP54 Φ19 40~60
TG TG40 42x42 T6/A6/DSY 1 51 15 96 5/10 0.33 IP54 Φ8 ≤26.5
2 62 20 94 20/50 0.43 IP54 Φ8 ≤26.5
TG60 60x60 T6/A6/DSY 1 73.5 10 96 5/10 0.85 IP54 Φ14 12~31
2 89.5 15 94 20/50/100 1.1 IP54 Φ14 12~31
TG90 90x90 T6/A6/DSY 1 110 10 96 3/5/7/10 2.9 IP54 Φ19 22~41
2 132.5 15 94 20/30/50 3.7 IP54 Φ19 22~41
Helical HTG40 42x42 T6/A6/DSY 1 55 3 97 5/10 0.5 IP54 Φ8 ≤28
2 76 5 97 20/50 1.2 IP54 Φ8 ≤28
HTG60 60x60 T6/A6/DSY 1 72.5 3 97 3/5/10 1.1 IP54 Φ14 ≤33
2 101.5 5 94 20/50/100 1.1 IP54 Φ14 ≤33
HTG90 90x90 T6/A6/DSY 1 102 3 97 3/5/10 3.8 IP54 Φ19 ≤44
2 141 5 97 20/50/100 5.6 IP54 Φ19 ≤44
AB42 42x42 40x40 1 88 5 95 5/10 0.6 IP65 Φ8 ≤26
AB90 90x90 80x80 1 155 5 97 5/10 3.7 IP65 Φ19 ≤48
AD60 60x60 60x60 1 81.5 3 97 5/10 1.4 IP65 Φ14 ≤33.5
2 103 5 94 20 1.6 IP65 Φ14 ≤30
AD90 90x90 80x80 1 109 3 97 5/10 3.3 IP65 Φ19 ≤45
2 139 7 94 20 4.7 IP65 Φ19 ≤45
AEP60 66x66 60x60 1 115 5 95 5/10 1.4 IP65 Φ14 ≤30
2 136.5 7 90 20 1.6 IP65 Φ14 ≤30
AEP90 90x90 80x80 1 153 5 95 5/10 3.3 IP65 Φ19 ≤45
2 183 7 92 20 4.7 IP65 Φ19 ≤45
Product Compare0
Used - MG Series Planetary Gearbox Gear Ratio 10:1 Backlash 30arc-min for 8mm Shaft Nema 23 Stepper Motor
Used – 80% New -32 %
Model: MG23-G10-D8-USED
Used - MG Series Planetary Gearbox Gear Ratio 10:1 Backlash 30arc-min for 8mm Shaft Nema 23 Stepper Motor
This high-precision planetary gearbox is belong to MG series gearbox, it with gear ratio 10:1 and a maximum 30arc-min backlash. Different with the EG series' steel gears, MG series' gears are made of powder metallurgy. It's an excellent choice for applications that require good accuracy but low cost..
A$30.70 A$20.77
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MG Series Planetary Gearbox Gear Ratio 10:1 Backlash 30arc-min for Nema 17 Stepper Motor
Hot
Model: MG17-G10
MG Series Planetary Gearbox Gear Ratio 10:1 Backlash 30arc-min for Nema 17 Stepper Motor
This high-precision planetary gearbox is belong to MG series gearbox, it with gear ratio 10:1 and a maximum 30arc-min backlash. Diffent with the EG series' steel gears, MG series' gears are made of powder metallurgy. It's an excellent choice for applications that require good accuracy but low cost. ..
A$21.68
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MG Series Planetary Gearbox Gear Ratio 5:1 Backlash 30arc-min for Nema 17 Stepper Motor
Hot
Model: MG17-G5
MG Series Planetary Gearbox Gear Ratio 5:1 Backlash 30arc-min for Nema 17 Stepper Motor
This high-precision planetary gearbox is belong to MG series gearbox, it with gear ratio 5:1 and a maximum 30arc-min backlash. Diffent with the EG series' steel gears, MG series' gears are made of powder metallurgy. It's an excellent choice for applications that require good accuracy but low cost. ..
A$21.68
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MGL Series Planetary Gearbox Gear Ratio 10:1 Backlash 30arc-min for 5mm Shaft Standard Nema 17 Stepper Motor
Model: MGL17-G10
MGL Series Planetary Gearbox Gear Ratio 10:1 Backlash 30arc-min for 5mm Shaft Standard Nema 17 Stepper Motor
The MGL series high-precision planetary gearboxes of the MGL series offers a gear ratio of 10:1 and a maximum backlash of 30arc-min. In contrast to the MG series, the MGL series is specially designed to support standard Nema 17 motors with standard shafts and therefore offers greater flexibility in ..
A$22.00
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MGL Series Planetary Gearbox Gear Ratio 4:1 Backlash 30arc-min for 5mm Shaft Standard Nema 17 Stepper Motor
Model: MGL17-G4
MGL Series Planetary Gearbox Gear Ratio 4:1 Backlash 30arc-min for 5mm Shaft Standard Nema 17 Stepper Motor
The MGL series high-precision planetary gearboxes of the MGL series offers a gear ratio of 4:1 and a maximum backlash of 30arc-min. In contrast to the MG series, the MGL series is specially designed to support standard Nema 17 motors with standard shafts and therefore offers greater flexibility in t..
A$22.00
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MGL Series Planetary Gearbox Gear Ratio 5:1 Backlash 30arc-min for 5mm Shaft Standard Nema 17 Stepper Motor
Model: MGL17-G5
MGL Series Planetary Gearbox Gear Ratio 5:1 Backlash 30arc-min for 5mm Shaft Standard Nema 17 Stepper Motor
The MGL series high-precision planetary gearboxes of the MGL series offers a gear ratio of 5:1 and a maximum backlash of 30arc-min. In contrast to the MG series, the MGL series is specially designed to support standard Nema 17 motors with standard shafts and therefore offers greater flexibility in t..
A$22.00
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MG Series Planetary Gearbox Gear Ratio 100:1 Backlash 45arc-min for Nema 17 Stepper Motor
Model: MG17-G100
MG Series Planetary Gearbox Gear Ratio 100:1 Backlash 45arc-min for Nema 17 Stepper Motor
This high-precision planetary gearbox is belong to MG series gearbox, it with gear ratio 100:1 and a maximum 45arc-min backlash. Diffent with the EG series' steel gears, MG series' gears are made of powder metallurgy. It's an excellent choice for applications that require good accuracy but low cost...
A$28.90
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MG Series Planetary Gearbox Gear Ratio 20:1 Backlash 45arc-min for Nema 17 Stepper Motor
Model: MG17-G20
MG Series Planetary Gearbox Gear Ratio 20:1 Backlash 45arc-min for Nema 17 Stepper Motor
The size of this gearbox is 42 x 42mm and the input shaft diameter is 5mm. This high-precision planetary gearbox is belong to MG series gearbox, it with gear ratio 20:1 and a maximum 45arc-min backlash. Diffent with the EG series' steel gears, MG series' gears are made of powder metallurgy. It's an ..
A$28.90
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