W37-DRN90S4 Right Angle Speed Reduction Gearmotor (SEW‑EURODRIVE Argentina S.A.)

The W37-DRN90S4 is a high‑performance right‑angle SPIROPLAN® gearmotor engineered and assembled by SEW‑EURODRIVE Argentina S.A., delivering reliable power transmission for continuous industrial duty. Built around a compact W37 gear unit and a robust DRN90S4 four‑pole induction motor, this integrated drive system combines small footprint, high efficiency, and stable torque output to satisfy demanding automation and machinery requirements.

At its core, the W37 gearbox uses precision‑ground SPIROPLAN® gearing that achieves up to 94% mechanical efficiency, lowering energy consumption and heat generation during operation. The lightweight die‑cast aluminum housing enhances thermal dissipation while reducing weight for easier mounting and less structural load. It supports flexible installation including foot, flange, and torque‑arm mounting, with solid or hollow output shafts to adapt to diverse assembly layouts. The right‑angle 90° geometry allows efficient power transfer in confined spaces, ideal for conveyor systems, packaging lines, material handling, food processing, and general manufacturing.

Paired with the DRN90S4 motor (1.1 kW, 4‑pole, ~1440 rpm), the unit offers consistent speed and torque across a wide range of reduction ratios. The motor features rugged construction, low vibration, low noise, and compliance with international electrical standards, ensuring stable running and long service life under continuous S1 duty. The integrated design eliminates alignment errors common in separate motor‑gearbox setups, improving reliability and reducing maintenance needs.

Engineered for durability and versatility, the W37-DRN90S4 provides dependable torque, smooth operation, and long‑term performance in heavy‑cycle environments. Its modular design, efficient gearing, and Argentine manufacturing quality make it a trusted drive solution for machine builders and system integrators seeking compact, energy‑efficient, and maintenance‑friendly right‑angle speed reduction.