Description
AO Smith Century 0.75 HP Motor, 56C Frame, 230/460V, K3072
A reliable, versatile replacement motor from the AO Smith/Century lineage built for pool, spa, and light commercial use. This 3/4 HP motor fits a wide range of equipment with the 56C footprint and dual voltage capability, making it a practical choice for maintaining smooth operation across HVAC, pool, and circulating systems.
- HP: 0.75 HP (3/4 horsepower) for dependable performance in residential and light commercial applications
- Frame: 56C (C‑face) mounting for broad compatibility with Century/A.O. Smith equipment
- Voltage: Dual voltage 230V / 460V, 3‑phase operation to match existing power supply and wiring
- Speed: 3450 RPM at 60 Hz, delivering steady, reliable performance for pool pumps, air handlers, and similar duty
- Shaft & Mounting: 5/8 in shaft diameter with standard 56C mounting configuration for straightforward installation
- OEM Alignment: Direct replacement for Century/A.O. Smith motors in HVAC, pool, spa, and related equipment
- Global Support: Backed by the Regal Beloit manufacturing network, ensuring parts availability and technical assistance
Designed to serve as a genuine, drop‑in replacement, this motor leverages AO Smith’s longstanding expertise in residential, commercial, and light industrial motors. Its 56C footprint and dual‑voltage capability simplify stocking and installation, while the Century lineage provides confidence in durability and compatibility across a wide range of equipment—from pool pumps and spa circulators to HVAC blowers and air handling units.
A.O. Smith Century 3/4 HP Motor in a 56C frame, 230/460V, is a versatile, dependable replacement solution designed to keep your systems running smoothly. Rooted in the long-standing heritage of A.O. Smith and Century Electric Motors, and backed by Regal Beloit’s global manufacturing network, this motor stands up to demanding residential, commercial, and light industrial use.
When you’re replacing a worn or failed motor, reliability and compatibility matter. This 3/4 HP option is built to integrate with a wide range of equipment that uses the 56C footprint, making it a smart choice for HVAC blowers, air handlers, pumps, and other circulating systems. The Century/A.O. Smith line has historically served OEMs and distributors around the world, ensuring you can source a genuine replacement with confidence and easy access to support.
Key benefits
- Proven lineage: A trusted brand lineage with decades of experience in residential, commercial, and industrial motors.
- Versatile compatibility: 56C frame and dual voltage at 230/460V to fit a broad range of equipment and configurations.
- OEM replacement: Specifically designed to serve as a direct replacement for existing Century/A.O. Smith motors in HVAC and related systems.
- Global support: Part of a worldwide network that supports OEMs and distributors, helping ensure availability and technical assistance when you need it.
- Proven durability: Built to withstand the demands of everyday commercial and residential duty, with a legacy of reliability from a company committed to quality for over 75 years.
Ideal use cases
Perfect for replacing worn or failed motors in systems that require a 56C frame, 3/4 HP, and 230/460V operation. Common applications include HVAC equipment such as air handlers and blower assemblies, as well as pump-driven systems found in residential and commercial environments. The Century/A.O. Smith lineup is known for dependable performance in pool and spa equipment as part of its broader replacement motor family, making this model a sensible choice for multi-application service inventories.
Installation & compatibility tips
- Verify that the equipment’s mounting footprint matches the 56C frame and that shaft and rotation align with your current motor setup.
- Confirm the electrical supply matches 230V or 460V and that controls and run capacitors (if required by your system) are compatible with this motor.
- Inspect wiring diagrams and OEM installation guidelines before replacement to ensure proper wiring, grounding, and vibration isolation.
- When in doubt, consult your equipment’s manual or a qualified technician to confirm fitment and safe operation.
Why buy from Bath & Spa Parts Online
Bath & Spa Parts Online has carried Century/A.O. Smith replacement motors since the early days of the modern pool and spa industries. We stock the complete line and provide direct access to OEM-grade replacements for HVAC, pool, spa, and related equipment, backed by years of industry experience and a commitment to dependable customer support.
Upgrade with confidence—the A.O. Smith Century 3/4 HP motor delivers solid torque, reliable operation, and long service life for your 56C applications. Add it to your cart and keep your systems running smoothly with a trusted, globally supported replacement motor.
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WHY USE A.O. SMITH (AOS)/CENTURY PRODUCTS? |
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Regal Beloit America, Inc. (Century Electric Motors / A.O. Smith Electric Motors) is a leading supplier of electric motors for residential, commercial, and industrial applications. With operations in the United States, Mexico, China, and Europe, Regal Beloit America, Inc. has the ability to serve its customers electric motor needs on a global basis. We offer a comprehensive line of hermetic motors (used in air conditioning compressors), fractional horsepower A/C and D/C motors, and integral horsepower motors. We sell our products directly to original equipment manufacturers (OEMs), and replacement motors to HVAC and pool/pump distributors. |
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WHY USE A.O. SMITH (AOS)/CENTURY PRODUCTS? |
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Regal Beloit America, Inc. (Century Electric Motors / A.O. Smith Electric Motors) is a leading supplier of electric motors for residential, commercial, and industrial applications. With operations in the United States, Mexico, China, and Europe, Regal Beloit America, Inc. has the ability to serve its customers electric motor needs on a global basis. We offer a comprehensive line of hermetic motors (used in air conditioning compressors), fractional horsepower A/C and D/C motors, and integral horsepower motors. We sell our products directly to original equipment manufacturers (OEMs), and replacement motors to HVAC and pool/pump distributors. |
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