Custom Planetary Gearboxes
Compact planetary gearboxes for applications requiring high torque density, coaxial output, and controlled backlash. SGMADA offers 16–56 mm diameters, 1–5 reduction stages, and ratios from 3.7:1 to 2,578:1 for robotics, actuators, medical devices, and precision automation.
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PG16 Planetary Gearbox
MSRP $17.99
- Gear Ratio: 4 - 1,024 :1
- Max Continuous Torque: 1 - 4 gf·cm
- Breaking Torque: 3 - 12 gf·cm
- Gearbox Efficiency: 50 - 90 %
- Gearbox Weight: 14 - 27 g
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PG22 Planetary Gearbox
MSRP $15.99
- Gear Ratio: 4.4 - 812 :1
- Max Continuous Torque: 3 - 10 gf·cm
- Breaking Torque: 9 - 30 gf·cm
- Gearbox Efficiency: 60 - 90 %
- Gearbox Weight: 30 - 53 g
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PG25 Planetary Gearbox
MSRP $15.99
- Gear Ratio: 4 - 1,026 :1
- Max Continuous Torque: 3 - 10 gf·cm
- Breaking Torque: 9 - 30 gf·cm
- Gearbox Efficiency: 72 - 90 %
- Gearbox Weight: 50 - 98 g
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PG28 Planetary Gearbox
MSRP $15.99
- Gear Ratio: 5 - 1,319 :1
- Max Continuous Torque: 20 - 100 gf·cm
- Breaking Torque: 60 - 300 gf·cm
- Gearbox Efficiency: 50 - 91 %
- Gearbox Weight: 67 - 139 g
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PG32 Planetary Gearbox
MSRP $15.99
- Gear Ratio: 5 - 1,844 :1
- Max Continuous Torque: 50 - 100 gf·cm
- Breaking Torque: 150 - 300 gf·cm
- Gearbox Efficiency: 50 - 90 %
- Gearbox Weight: 96 - 196 g