As the automotive industry accelerates its shift towards electrification, planetary gearboxes have become an indispensable component in electric vehicle (EV) drivetrains and related systems. Their compact design, high torque density, and speed reduction capabilities fit perfectly with electric motors’ operation, enabling efficient power transmission while minimizing weight and volume.
Leading EV manufacturers and suppliers increasingly integrate planetary gearboxes for e-axles, electric power steering, and transmission systems. The sophistication of these gearboxes, including improvements in materials, noise reduction, and precision manufacturing, supports the demand for high reliability and performance in automotive electrification parts. This trend is underscored by growing governmental incentives and stricter emissions regulations worldwide, encouraging wider EV adoption and thus boosting planetary gearbox demand.
The evolution of planetary gearboxes for the electrification sector highlights several vital trends:
Planetary gearboxes are uniquely suited for various automotive electrification components that require compactness without compromising torque capacity:
Planetary gearboxes enable torque multiplication and speed reduction from the high-speed electric motor to the wheels efficiently and reliably. Their coaxial design allows for compact e-axle packaging critical in passenger EVs and commercial electric vehicles.
The smooth operation of Electric Power Steering (EPS) systems depends heavily on compact, precise planetary gearboxes that facilitate reduced steering effort and quick response while maintaining durability across millions of steering cycles.
Although many EVs use single-speed gearboxes, hybrid vehicles require sophisticated multi-speed transmissions where planetary gear sets enable smooth gear shifts and power blending between internal combustion engines and electric motors.
Applications also include HVAC actuators, throttle control, and battery cooling pumps where miniature planetary gearboxes provide reliable, silent, and compact power transmission.
We are determined to become a supplier of precision injection molding parts and transmission parts in smart home industry, automobile industry, gear transmission industry and medical industry, providing precision products to meet customers' requirements. Continuous innovation, innovation technology, for the progress of social civilization to make due contribution.
Solve problems for customers, reduce purchasing costs for customers and promote products to market quickly.
Technology innovation customer first integrity pragmatic team cooperation
The company was founded in Shenzhen in 2013
In 2019, the company moved from Shenzhen to Zhongshan
In 2019, the company supplied gear for DJI drones
In 2020, the company will supply auto parts to BYD
SANI has developed over 200 plastic gear moulds with modules from 0.06 to 1.2, including many different gear types, such as spur gear, helical gear, internal spur gear, internal helical gear, worm gear, bevel gear and rack.
SANI importance to the improvement of molding technology and the optimization of rapid production transformation. The production center has injection molding equipment imported from Japan, such as Nissei and FANAC. To provide a strong guarantee for production.
SANI has a gear testing center in Osaka, Japan, Osaka gear meshing instrument, OGP plane tester, TGA (Switzerland) and other high precision testing equipment, which provides guarantee for quality.
