Description
AOS Century BN40SS 2 HP Dual-Voltage Motor — 48 Frame, 1-Speed
The A.O. Smith Century BN40SS is a rugged, OEM-grade replacement motor designed for pool pumps, spa systems, and essential HVAC components. With a 2.0 HP rating, a compact 48-frame footprint, and dual-voltage operation, it provides a reliable, straightforward upgrade for a wide range of equipment.
- Horsepower: 2.0 HP for strong, dependable performance in pool and spa applications
- Frame Size: 48-frame footprint for broad compatibility with standard equipment
- Speed: 1-S (single-speed) operation for simple, consistent performance
- Voltage: Dual-voltage 115/230V to fit existing electrical configurations without extra adapters
- Type: Replacement motor from A.O. Smith/Century, designed for easy swap-in
- Mounting: Sturdy mounting base for secure installation and reliable alignment
- Brand & Lineage: Backed by the Century Electric Motors legacy (now part of Regal Beloit) with decades of reliability
- Applications: Ideal for pool equipment, spa jets, jetted tubs, and residential or light commercial HVAC components
This BN40SS delivers a seamless replacement experience, helping minimize downtime when replacing aging or failing motors. Its dual-voltage capability simplifies integration with existing electrical systems, reducing the need to maintain multiple SKUs. With Regal Beloit’s global support network and the trusted A.O. Smith/Century heritage, you’ll have reliable parts availability, service, and guidance for ongoing maintenance. Whether you’re stocking for maintenance or upgrading aging equipment, the BN40SS offers robust power, straightforward installation, and proven performance in pool, spa, and HVAC setups.
Meet the A.O. Smith (AOS) Century Motor 2.0 HP BN40SS — a rugged, reliable replacement motor designed to power pool pumps, spa systems, and essential HVAC components. With a 2 horsepower rating, a 48-frame footprint, single-speed operation, and dual-voltage capability (115/230V), this motor is built to fit a wide range of equipment without guesswork.
Backed by more than 75 years in the electric motors industry, A.O. Smith and Century Electric Motors (now part of Regal Beloit) uphold a legacy of quality. The BN40SS is part of a full line of replacement motors trusted by OEMs, HVAC professionals, pool and spa distributors, and homeowners alike. Regal Beloit America's global footprint ensures readily available parts, service, and support wherever your project is located.
Key specifications
- Horsepower: 2.0 HP
- Frame size: 48
- Speed: 1-S (single speed)
- Voltage: 115/230V dual-voltage operation
- Type: Replacement motor from A.O. Smith/Century
Ideal applications
- Pool equipment and spa systems — pool pumps, spa jets, and jetted tubs that require a dependable 2 HP motor
- Residential and light commercial HVAC components — compatible with common systems that use Century/A.O. Smith motors
- General replacement in equipment that calls for a 48-frame, single-speed, dual-voltage motor
Why this motor stands out
- Trusted heritage: A.O. Smith and Century Electric Motors have served residential, commercial, and industrial customers for over seven decades. Since Regal Beloit acquired the electric products division in 2011, the same high standards of performance and reliability continue.
- Global support, local availability: Regal Beloit’s network means parts, service, and replacements are accessible across regions, keeping downtime to a minimum.
- Seamless replacement experience: This BN40SS is part of Century/A.O. Smith’s comprehensive line of motors designed for straightforward installation in compatible equipment, reducing compatibility headaches during replacements.
- Proven reliability for pool & spa: The line has long served pool and spa industries, where reliability during continuous operation matters most.
Installation tips and care
- Verify the motor’s frame size (48) and dual-voltage (115/230V) match your equipment’s specifications before purchasing.
- Cross-check the wiring diagram and rotation requirements in your equipment’s service manual to ensure correct electrical connections.
- When replacing, inspect the mounting surface and shaft alignment to prevent vibration and wear, and replace seals or couplings as needed to maintain system integrity.
- Leverage OEM replacement parts and knowledgeable support from Bath & Spa Parts Online, a long-time partner for Century/A.O. Smith motors.
Designed to deliver consistent performance, this A.O. Smith Century motor gives you robust power, flexible installation, and peace of mind that comes with a well-supported, industry-tested replacement. If you’re updating aging equipment or stocking up for maintenance, the BN40SS 2.0 HP motor is a dependable choice for pool, spa, and HVAC applications.
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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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