Description
A.O. Smith Century BN80 3/4 HP 48Y Replacement Motor
Meet the A.O. Smith Century BN80 3/4 HP on a classic 48Y frame—a proven OEM replacement for residential, commercial, and light industrial equipment. Built on a heritage of reliability spanning 75+ years and backed by Regal Beloit, this motor is designed to restore performance in HVAC, pool, and pump systems with consistent, long-lasting operation.
- Horsepower & Frame: 3/4 HP on a 48Y frame for a familiar footprint and straightforward, drop-in replacement.
- Model & Compatibility: BN80 designation provides broad compatibility across many OEM units from residential to light commercial equipment.
- OEM Replacement Ready: Sold through HVAC and pool/pump distributors; long-standing availability through trusted partners like Bath & Spa Parts Online since the 1980s.
- Global Support: Supported by Regal Beloit America with manufacturing and service capabilities across the United States, Mexico, China, and Europe.
- Modern Efficiency Readiness: Engineered to integrate with electronically controlled systems and modern drives for improved system performance.
- Durability & Versatility: Built for residential and commercial installations, including pool/spa equipment and other demanding environments.
- Heritage & Proven Lineage: Part of a lineage that includes hermetic motors used in air conditioning compressors, ensuring a trusted track record in replacement markets.
This BN80 motor is a reliable, OEM-grade solution that helps you restore system performance with minimal downtime. When paired with compatible controls and drives, it supports efficient operation in a wide range of HVAC, pool, and pump applications while maintaining the durability you expect from a Century/A.O. Smith product.
Meet the A.O. Smith Century BN80 3/4 HP 48Y motor—a durable, field-proven replacement that brings trusted performance to residential, commercial, and industrial equipment. With a heritage spanning more than 75 years and a continued commitment to quality under Regal Beloit, this motor stands up to daily demand in HVAC, pool, and pump applications.
Engineered for reliable replacement and modern efficiency
Designed to be a seamless fit for 48Y frame systems, the BN80 delivers steady, dependable power for a wide range of original equipment. This motor is part of a lineage that includes hermetic motors used in air conditioning compressors, as well as fractional and integral horsepower designs—all built to support efficient, long-lasting operation in demanding environments. When paired with compatible controls and drives, it contributes to enhanced system efficiency without compromising reliability.
- Horsepower and frame: 3/4 HP on a classic 48Y frame, providing a familiar footprint for quick, straightforward replacements.
- Model lineage: BN80 designation ensures broad compatibility across many OEM units from residential to light commercial use.
- OEM replacement ready: Sold through HVAC and pool/pump distributors; Bath & Spa Parts Online has carried Century/A.O. Smith replacement motors since the 1980s, making stocking and sourcing straightforward.
- Global strength: Supported by Regal Beloit America, with manufacturing and service capabilities across the United States, Mexico, China, and Europe.
- Modern efficiency compatibility: Built to integrate with electronically controlled systems and contemporary control strategies for improved system performance.
- Durability for multiple environments: Suitable for both residential and commercial installations, including pool/spa equipment and general motor replacements in harsh or high-use settings.
Ideal use cases
The BN80 48Y 3/4 HP motor is a solid choice for replacing worn-out motors in:
- Air conditioning compressors and other hermetic motor applications within residential and light commercial HVAC systems.
- Pool and spa pumps, jets, and related circulation equipment that rely on dependable, drop-in replacements.
- General replacement motors for HVAC, pool, and pump distributors seeking a proven, OEM-grade solution.
What to know before you replace
To ensure a smooth installation, verify that the BN80 48Y matches your equipment’s frame and mounting arrangement, and confirm compatibility with your system’s voltage, rotation, and wiring harness. When in doubt, consult your equipment manual or a qualified technician to align the motor with the unit’s electrical and mechanical requirements.
With a long-standing heritage, global support, and a proven track record in replacement markets, the A.O. Smith Century BN80 3/4 HP 48Y motor offers a reliable path to restore performance and efficiency in your equipment. If you’re upgrading or replacing aging motors in HVAC or pool systems, this BN80 motor delivers the consistency and availability you need.
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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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