AO Smith Centurion PRO Motor – 1.1HP, 3450RPM, 115/230V, Single Speed, C-Face Flange

Overview

The AO Smith/Century Electric Centurion PRO is a dependable single‑speed motor designed to power a range of machinery with steady, reliable performance. With 1.1 horsepower and a brisk 3450 RPM, it delivers comfortable torque and a smooth running profile for compatible equipment.

Versatility meets rugged construction: it supports both 115V and 230V operation, helping simplify installation and wiring in mixed‑voltage environments. The combination of a compact footprint and robust design makes it well suited for compact enclosures and demanding setups alike.

Key design details

• Hybrid end frame design for compact integration in tight spaces.
• PCB terminal board for straightforward wiring and quick setup.
• Voltage change device to adapt to different power sources.
• Definitive shaft access (7/16” wrench) for easier maintenance.
• Operates reliably in ambient temperatures up to 50°C.

Practical advantages

• 1‑Service Factor provides a comfortable margin for peak loads without overspec.
• C‑face flange mounting offers flexible installation in various assemblies.
• Smooth, steady operation ideal for drive systems, fans, and small conveyors.
• Compact, durable frame designed for long‑term use in challenging environments.

Real‑world use cases

Great for retrofits in HVAC blowers, industrial fans, pump drives, and other single‑speed applications where reliable operation and simple service are valued. The combination of voltage options and easy maintenance supports adaptable setups in workshops and facilities.

What this means for your setup

• Flexible voltage options reduce re‑wiring when upgrading equipment.
• Central shaft access simplifies belts, pulleys, and couplings maintenance.
• Compact form fits closer to mounting surfaces without compromising airflow.