A.O. SMITH Electric Motor HA3H7029N 115V 1050RPM 60HZ 1/4HP

( Brand: A.o. Smith ), ( Manufacturer Part Number: HA3H7029 ), ( Part Type: Motor ), ( Rated Load: Hp ), ( Country Of Origin: Mexico )

Review A.O. SMITH .o. Ao.o. Universal Electric Motor 115v 1050rpm 60hz 1/4hp Mexico

The **A.O. Smith HA3H7029 (AO HA3H7029N) Electric Motor** is a robust, high-performance fractional horsepower motor engineered for reliability, efficiency, and versatility in a wide range of residential and light commercial applications. Designed with precision, this **115V, single-phase, 60Hz** motor delivers a consistent **1/4 horsepower (0.25 HP)** output while operating at a steady **1,050 RPM**, making it an ideal choice for demanding tasks such as water pumps, sump pumps, irrigation systems, and other fluid-handling equipment. Built to A.O. Smith s stringent quality standards, this motor combines durability with energy efficiency, ensuring long-term performance with minimal maintenance requirements.

The HA3H7029N features a **drip-proof (DP) enclosure**, providing protection against water splashes and dust, which is essential for outdoor or exposed installations where environmental elements can pose a risk. Its compact yet sturdy construction incorporates a **ball-bearing design**, reducing friction and wear while enhancing operational smoothness and longevity. The motor s **NEMA Premium efficiency rating** ensures optimal power conversion, lowering energy consumption without compromising performance a key advantage for cost-conscious users seeking both reliability and sustainability.

With a **115V nominal voltage rating**, this motor is compatible with standard household electrical systems, making it a seamless fit for residential setups without the need for specialized wiring or additional components. The **60Hz frequency** ensures compatibility with North American electrical grids, while its **1,050 RPM speed** strikes a balance between power delivery and torque, making it well-suited for applications requiring steady, consistent motion without excessive strain. Whether integrated into a sump pump, well pump, or other hydraulic system, this motor operates with quiet efficiency, minimizing operational noise while maintaining peak performance under varying loads.

A.O. Smith s reputation for innovation extends to this motor, which incorporates **corrosion-resistant materials** and **high-quality insulation** to withstand harsh conditions, including moisture, temperature fluctuations, and prolonged use. The motor s **thermal protection features** help prevent overheating, further extending its operational lifespan and reducing the risk of unexpected downtime. Additionally, its **universal compatibility** with standard pump systems ensures ease of installation and replacement, making it a practical choice for both new installations and upgrades.

For users prioritizing performance, durability, and energy efficiency, the **A.O. Smith HA3H7029N Electric Motor** represents a well-engineered solution that balances power, reliability, and ease of use. Whether in a residential basement, a commercial irrigation system, or any other fluid-handling application, this motor delivers the consistent, high-quality performance expected from a leader in water technology. Built to endure, it ensures dependable operation year after year, making it a smart investment for any system requiring a dependable 1/4 HP electric drive.

### **Pros and Cons of buying a AO Smith HA3H7029 (AO HA3H7029N) Electric Motor (115V, 1050 RPM, 60Hz, 1/4 HP)**

1. **Compatibility with AO Smith Water Heaters** This motor is specifically designed for use with AO Smith water heaters, ensuring proper fit and functionality without requiring modifications. It is a direct replacement for the original motor in models like the **HA3H7029** and **HA3H7029N**, reducing the risk of installation errors.

2. **Reliable Brand Reputation** AO Smith is a well-known manufacturer in the water heater industry, known for producing durable and efficient products. Their motors are often built to last, especially when used in compatible systems.

3. **Energy Efficiency** At **1/4 HP**, this motor is designed to operate efficiently within the intended application (typically for gas water heaters with electric recirculation pumps). It should consume minimal power relative to its output, contributing to lower energy costs over time.

4. **Easy Replacement** Since it is a direct replacement part, replacing the motor is a straightforward process for most DIYers or HVAC technicians. No major system adjustments are usually required beyond disconnecting power and removing the old motor.

5. **Warranty Coverage** AO Smith parts often come with manufacturer warranties (typically 1 2 years), providing some assurance against defects in materials or workmanship.

6. **Standard Voltage and Frequency** The **115V, 60Hz** specification ensures compatibility with standard U.S. electrical systems, eliminating the need for voltage converters or special wiring.

7. **Quiet Operation** Properly installed, this motor should operate quietly, which is important for residential applications where noise can be a concern.

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1. **Limited Use Case** This motor is **not universal**; it is **exclusively designed for AO Smith water heaters** (specifically models like the **HA3H7029** series). Attempting to use it in a different system (e.g., a different brand s water heater or a non-recirculation pump application) could lead to performance issues or damage.

2. **Potential Compatibility Issues with Non-Original Equipment** If the original motor was modified or if the water heater has been altered (e.g., with aftermarket parts), the new motor may not function as expected. Always verify compatibility with the exact model number.

3. **No Overload Protection (Standard Feature)** Some motors include built-in overload protection to prevent burnout in case of jamming or excessive load. While this motor may have basic protection, it is not always explicitly stated, so users should confirm this before installation.

4. **Cost Relative to Generic Motors** AO Smith branded motors may be **more expensive** than generic or aftermarket alternatives (e.g., from brands like **McDonnell & Miller, Grundfos, or local HVAC suppliers**). If budget is a concern, a compatible generic motor might be a cost-effective alternative.

5. **Requires Professional Installation for Complex Systems** While the replacement itself is simple, if the water heater has electrical or plumbing complications (e.g., wiring issues, recirculation pump malfunctions), a technician may be needed to diagnose underlying problems.

6. **Limited Lifespan Compared to Premium Motors** While AO Smith motors are reliable, they may not match the longevity of **premium industrial-grade motors** (e.g., those from **Baldor, TECO, or Leeson**). For heavy-duty or commercial use, a higher-end motor might be justified.

7. **Availability and Lead Times** Depending on the supplier, stock availability can vary. Some specialty stores or online retailers may have longer lead times for AO Smith parts compared to more widely stocked brands.

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The **AO Smith HA3H7029 (AO HA3H7029N) 1/4 HP, 115V, 1050 RPM motor** is a **solid choice for replacing a failed motor in an AO Smith water heater**, particularly in the **HA3H7029 series**. Its **direct compatibility, brand reliability, and ease of installation** make it a practical option for homeowners or technicians working on these specific models.

However, if you are **not dealing with an AO Smith water heater** or if you need a **more durable, long-term solution**, a **generic compatible motor** (from a reputable brand) or a **premium industrial motor** may be worth considering despite a slightly higher upfront cost.

For most **residential AO Smith water heater recirculation pump applications**, this motor provides a **good balance of reliability and affordability**.

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- You are replacing a motor in an **AO Smith HA3H7029 or HA3H7029N water heater**.

- You prioritize **brand compatibility and warranty coverage**.

- You are comfortable with a **mid-range durability expectation** for the motor s lifespan.

- You need a motor for a **different water heater brand** (check for a **universal 1/4 HP, 115V, 1050 RPM motor**).

- You want **extended warranty or longer-term reliability** (look for **Baldor, TECO, or Grundfos** options).

- You are on a **tight budget** (compare prices with generic brands like **McDonnell & Miller**).

**Final Verdict:** For the intended application, this is a **reliable and straightforward replacement**. Always verify the exact model number of your water heater before purchasing to ensure compatibility.

Details:

Condition: Good used condition, clean, removed from a working system. Please refer to all photos. Smith HA3H7029N Universal Electric Motor 115V 1050RPM 60Hz 1/4HP Mexico, Good used condition, clean, removed from a working system. Manufacturer:.O.

Part ID: HA3H7029N / HA3H7029. Smith,: Universal Electric Motor, From a smoke/pet free home.

part #: ha3h7029 price

• $209.99

specifications oelemot:

• brand: A.o. Smith
• mpn: Ha3h7029
• part type: Motor
• rated load: Hp
• country of origin: Mexico

payments oelemot:

• wallet: Apple-pay
• other
• credit card: Discover

offer oelemot:

• availability: In Stock
• best offers: True
• started: May 28, 2026
• sold: 0
• quantity: 1
• options: Ship-to-home

seller oelemot:

• # reviews: 2582
• city: Chicago, Illinois
• rating: 100.0%

general oelemot:

• condition: Used
• Industrial Automation Motion Controls > Electric Motors > General Purpose Motors

shipping oelemot:

• service: Standard
• class: Standard
• transit: 2-5 Days
• cost: $17.00
• type: Fixed

returns oelemot:

• time: 30 Days
• method: Money back
• paid by: Buyer
• policy: Returns Accepted

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