Description
Meet the A.O. Smith Century 4.0 HP Motor, model B237 — a robust 56-frame, single-speed motor designed for dependable performance across HVAC, pool and spa equipment, and a range of commercial and industrial applications. With a 230V supply and a square flange / thru-bolt (SqFl/Thru Bolt) mounting, this motor is engineered for straightforward installation and reliable OEM-compatible replacement.
Rooted in a legacy of more than 75 years of engineering excellence, A.O. Smith and Century Electric Motors deliver durable motors that serve residential, commercial, and industrial systems. Now supported by Regal Beloit America’s global footprint, this motor combines proven design with a modern supply chain, ensuring you have a dependable replacement when uptime matters most.
- Horsepower and frame: 4.0 HP in a standard 56-frame configuration for broad compatibility with many legacy and modern assemblies.
- Speed: 1-S single-speed operation — simple, consistent performance without the complexity of additional controls.
- Mounting and fit: SqFl/Thru Bolt mounting for secure, easy installation and reliable alignment with compatible housings.
- Electrical requirements: 230V operation, aligning with common regional power standards and typical equipment specs.
- OEM-ready replacement: Built to be a drop-in replacement or easy retrofitting option for HVAC systems, pool/pump setups, and other machinery that rely on Century/A.O. Smith reliability.
- Proven support network: Part of a global family of electric motors backed by Regal Beloit, with OEM and aftermarket distribution ready to help you source parts, troubleshoot, and maintain uptime.
This motor is ideal for replacing aging motors in a wide range of systems, from residential comfort and pool equipment to commercial cooling and industrial machines that depend on steady torque and durable construction. Its legacy-driven reliability means you’re not just buying a motor—you’re investing in a serviceable, long-lasting component that aligns with your equipment’s original design intent.
Why choose this A.O. Smith Century motor? Because it combines a storied engineering lineage with practical, real-world benefits: straightforward installation, solid torque at 4.0 HP, a frame and mounting combination that fits many existing installations, and the assurance of ongoing support from a global motor leader. For technicians and facility managers seeking a dependable replacement that minimizes downtime and preserves system performance, the B237 4.0 HP 56-frame motor is a compelling choice.
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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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