Overview
The Cleveland Gear M2011AAH20B-S is a modular speed reducer gearbox from Cleveland Gear’s M-series product line. This right-angle Type I gearbox features a 20:1 reduction ratio and is engineered for industrial-grade mechanical power transmission. The unit combines compact design with reliable performance for demanding motion control and speed reduction applications in manufacturing, material handling, and automation systems.
Key Features
- Right-angle Type I configuration — compact design for space-constrained installations
- 20:1 gear reduction ratio — precise speed control and torque multiplication
- Modular M-series design — proven reliability in industrial applications
- Precision hobbed gears — hobbing process ensures accuracy and repeatability
- Heavy-duty housing — rigid construction protects gear sets under sustained load
- Generously proportioned shafts — precise alignment and reduced deflection
Technical Specifications
- Manufacturer: Cleveland Gear Company
- Model: M2011AAH20B-S
- Series: M (Modular)
- Type: Type I (Right-Angle)
- Size: 21
- Gear Ratio: 20:1
- Weight: 30 lbs
- Gearing Technology: Worm gear
- Condition: New — No Box
Typical Applications
- Conveyor systems and material handling equipment
- Industrial automation and process machinery
- Machine tool drives and spindle reduction
- Packaging and labeling equipment
- Lift and hoisting mechanisms
- Agricultural and construction equipment
Compatibility & Replacements
Compatible With
- Standard AC and DC motor inputs (verify motor shaft coupling specifications with your integrator)
- Industrial automation systems requiring right-angle power transmission
- Applications requiring 20:1 speed reduction
- Oil-lubricated enclosed drive systems
Replaces / Drop-In Replacement For
Verify compatibility with your system integrator before ordering. Cleveland Gear M2011AAH20B-S is a precision-engineered unit; confirm matching specifications (ratio, shaft diameters, mounting configuration) with the unit you intend to replace.
Works With
- Standard industrial motor couplings
- Mineral-based, synthetic, or food-grade industrial oils (H1)
- Conventional mounting fixtures and baseplates
- No specialized software or network compatibility required








