Pro Grade 42mm Planetary Gearbox Speed Increaser Reducer With Double Shaft Steel Gear For CNC And Robotics Built Tough For High Torque And Smooth Performance 94 Percent Efficiency PLS42 Model

42mm planetary gearbox: High-Torque Speed Increaser PLS42
✔️ Pack: 1 unit, 42mm planetary gearbox with steel gears, 94% efficiency

The PLS42 planetary speed increaser is a compact, high-torque gearbox designed for CNC machines, robotic arms, and automated systems. It uses a double-shaft steel gear arrangement to deliver smooth torque transfer in tight spaces, making it ideal for precision drives and compact setups. This type of gear unit is commonly found with sealed bearing setups in precision systems and can be paired with ceramic options in some higher-end builds.

✅ Outer diameter: 42 mm
✅ Inner gear ring material: steel
✅ Surface treatment: electroplating
✅ Axial displacement: 0.02 mm
✅ Radial movement: 0.04 mm
✅ Moment of inertia: 0.55 kg cm2
✅ Efficiency: 94%
✅ Load: 15 N m
✅ Reduction ratios: 5:1, 26:1, 132:1

💡 What is a planetary gearbox speed increaser used for in CNC and robotics? It’s handy for boosting torque while reducing speed in tight spaces.
- Increases torque while maintaining compact size
- Improves load handling and motion stability
- Compatible with various motors and double-shaft designs