Alpha SP 140-MF2-50-151 Gearbox, 50:1 Ratio

The Alpha Wittenstein SP 140-MF2-50-151 is a high-precision planetary gearbox with a 50:1 reduction ratio. As part of the SP+ series, it is designed for dynamic servo applications requiring high torque, low backlash, and compact design. It is ideal for robotics, automation, and machine tools. Technical Specifications: Series: SP+ (High Precision Planetary Gearboxes) Frame Size: 140 mm Gear Ratio: 50:1 (two-stage reduction) Input Configuration: MF2 – Motor flange with bell housing and coupling Motor Shaft Diameter Compatibility: 15 mm (from "151" suffix) Output Shaft: • Type: Solid shaft with key and keyway • Orientation: Straight Output Flange: ISO 9409 compliant Backlash: • Standard: ≤ 3 arcmin • Optional: ≤ 1 arcmin (precision version) Nominal Output Torque: ~800–1000 Nm Max Acceleration Torque: Up to ~1500 Nm Torsional Rigidity: ~50–70 Nm/arcmin (approx.) Efficiency: • Two-stage: ≥ 94–96% Lubrication: Lifetime synthetic grease Protection Rating: IP65 Operating Temperature: -10°C to +90°C Mounting: Any orientation Service Life: > 20,000 hours Noise Level: ~70 dBA Construction: • Housing: Aluminum alloy • Gears: Case-hardened steel with optimized profile

Condition: Used

Weight:   45.00

Depth:   10.00

Length:   12.00

Width:   16.00

SKU:   58628 4.R1.5.2, 4.R4.4.2