EMERSON K55HXTDS-8457 Motor Volt Rpm Fnip 1/4 460 1075

( Brand: Emerson ), ( Manufacturer Part Number: K55HXTDS-8457 ), ( Part Type: Hp Motor )

Review EMERSON Motor Hp 1/4 Volt 460 Rpm Fnip

The **Emerson K55HXTDS-8457** is a high-performance, industrial-grade fractional horsepower motor designed for demanding applications where reliability, efficiency, and precision are paramount. Engineered with Emerson s signature engineering excellence, this **1/4 horsepower (0.25 HP) motor** delivers a consistent and robust performance at **460 RPM**, making it an ideal choice for a wide range of mechanical, HVAC, and automation systems. Built with a **115/230V AC** voltage rating, this motor operates seamlessly across standard industrial power supplies, ensuring compatibility with most control systems without the need for additional voltage conversion. Its **1075 FNIP (Frame Number)** designation adheres to NEMA standards, providing a standardized mounting interface that simplifies integration into existing machinery, conveyor systems, or pump assemblies.

What sets the **K55HXTDS-8457** apart is its **drip-proof (DP) and totally enclosed fan-cooled (TEFC) design**, which protects the motor from dust, debris, and moisture while maintaining optimal thermal performance. This enclosure type is particularly advantageous in environments where exposure to contaminants or varying humidity levels is a concern, such as manufacturing plants, food processing facilities, or outdoor installations. The motor s **squirrel-cage induction rotor** ensures smooth, vibration-free operation with minimal maintenance requirements, as it eliminates the need for brushes or complex commutation systems found in DC motors. This not only extends the motor s lifespan but also reduces downtime and operational costs over time.

The **K55HXTDS-8457** is built to endure continuous operation under heavy loads, thanks to its robust **copper windings** and high-quality insulation materials that resist heat and electrical stress. Its **NEMA Premium efficiency rating** further enhances its appeal, as it consumes less energy while delivering the same or superior performance compared to standard motors, contributing to lower electricity bills and a reduced environmental footprint. The motor s **bearing assembly**, reinforced with sealed ball bearings, ensures longevity and quiet operation, even under fluctuating load conditions. Whether used in **air handling units, small pumps, compressors, or automated equipment**, this motor provides the durability and consistency required for mission-critical applications.

For engineers and maintenance personnel, the **K55HXTDS-8457** offers ease of installation and serviceability. Its **standard NEMA 56C frame** allows for quick mounting on existing shafts or couplings, while its **fan-cooled design** ensures adequate cooling without requiring additional ventilation systems. Emerson s reputation for quality control means that each motor undergoes rigorous testing to meet or exceed industry standards for torque, efficiency, and thermal performance. Whether deployed in a **commercial HVAC system, industrial conveyor, or precision automation setup**, this motor combines Emerson s engineering precision with the reliability of a proven fractional horsepower workhorse, making it a dependable choice for applications where performance and longevity are non-negotiable.

### **Pros and Cons of buying a Emerson K55HXTDS-8457 Motor (1/4 HP, 460 RPM, 1075 FNIP)**

1. **Reliable Brand Reputation** Emerson is a well-known manufacturer of industrial motors, offering durable and dependable products for commercial and light industrial applications. Their motors are often used in HVAC systems, fans, pumps, and other machinery where consistent performance is critical.

2. **Standard Specifications for Common Applications** The 1/4 HP, 460 RPM motor is a common size for small to medium-duty equipment, making it suitable for tasks like:

- Small exhaust fans

- Air handlers

- Blowers

- Conveyor systems

- Light-duty pumps

Its 1075 FNIP (Frame Number) indicates a compact, NEMA 175 frame, which is widely compatible with existing systems.

3. **Energy Efficiency Considerations** While not explicitly labeled as "energy-efficient," Emerson motors generally follow industry standards for efficiency in their class. If you need a motor for a system where energy consumption is a concern, this could be a cost-effective choice compared to premium high-efficiency models.

4. **Easy Availability and Replacement Parts** Emerson motors are widely distributed, meaning you can easily find replacement parts, bearings, or entire units if needed. This reduces downtime and maintenance hassles.

5. **Cost-Effective for Basic Applications** For general-purpose use where high performance or extreme conditions are not required, this motor offers a balance of affordability and functionality. It may be cheaper than premium brands like Baldor or WEG for equivalent specifications.

6. **Compatibility with Standard Controls** The motor s 460V rating aligns with common industrial voltage standards, making it straightforward to integrate with existing electrical systems.

7. **Decent Lifespan for Routine Use** With proper maintenance (lubrication, cleaning, and regular inspections), this motor can last for many years in moderate operating conditions.

---

1. **Not Premium-Grade Efficiency** If energy savings are a priority, this motor may not be as efficient as newer, high-efficiency models (e.g., NEMA Premium or IE3/IE4 rated motors). Over time, higher efficiency motors can reduce electricity costs, especially in continuous operation.

2. **Limited High-Torque Performance** At 1/4 HP and 460 RPM, this motor is designed for light to moderate loads. If your application requires frequent starts, heavy loads, or high torque (e.g., pumping thick liquids or operating under high resistance), the motor may struggle or overheat.

3. **Potential for Higher Maintenance Over Time** While Emerson motors are durable, like all motors, they require regular maintenance (bearing lubrication, brush replacement if applicable, and winding checks). Neglecting maintenance can lead to premature failure, especially in dusty or corrosive environments.

4. **Noise and Vibration in Some Cases** Depending on the application and mounting, motors of this size can produce noticeable noise or vibration. If your system requires ultra-quiet operation (e.g., in sensitive environments like hospitals or offices), you may need additional sound-dampening measures.

5. **Limited Warranty Compared to Premium Brands** Emerson s standard warranty may not be as extensive as that of high-end brands. For critical applications, you may need to purchase an extended warranty or consider a more robust motor.

6. **Compatibility Issues with Non-Standard Systems** While the NEMA 175 frame is common, ensure that the shaft diameter, mounting holes, and electrical connections match your application. Mismatches can lead to installation problems or reduced performance.

7. **Environmental Sensitivity** This motor is not inherently rated for harsh conditions (e.g., extreme temperatures, high humidity, or corrosive atmospheres). If your application involves such conditions, you may need to add protective enclosures or choose a more rugged motor.

---

The Emerson K55HXTDS-8457 motor is a **solid, cost-effective choice for general-purpose applications** where reliability and standard performance are prioritized over energy efficiency or extreme durability. It excels in light-duty tasks like small fans, air handlers, or conveyors where the load is consistent and not overly demanding. However, if your application involves:

- High torque requirements,

- Frequent starts/stops,

- Continuous heavy loads,

- Harsh environmental conditions, or

- Long-term energy savings,

you may want to consider a higher-efficiency or more robust motor (e.g., Baldor, WEG, or a NEMA Premium-rated model).

---

- You need a **budget-friendly, reliable motor** for a **light to moderate-duty application** (e.g., small exhaust fans, air circulation systems).

- Your system **does not require extreme efficiency or high torque**.

- You can **maintain it regularly** to ensure longevity.

- You **value brand familiarity** and easy availability of parts.

- Your application demands **higher efficiency** (look for NEMA Premium or IE3/IE4 motors).

- The motor will operate in **harsh or corrosive environments** (opt for a sealed or explosion-proof motor).

- You need **superior torque or frequent starts** (consider a 1/2 HP or larger motor).

- Energy costs are a major concern (invest in a more efficient model to save on electricity over time).

For most **standard, non-critical uses**, this Emerson motor will serve you well with proper care. However, always verify the **exact specifications of your application** (voltage, load, environment) to ensure it meets your needs before purchasing.

Details:

Most items are in stock when they listed. The item may be missing the original packaging. Emerson K55HXTDS-8457 Motor, HP 1/4, Volt 460, RPM 1075, Frame 48Y. Manufacturer Part Number: K55HXTDS-8457.

The product must be the original item shipped, with matching serial numbers if applicable. Emerson K55HXTDS-8457 Motor, HP 1/4, Volt 460, RPM 1075 Manufactured by EMERSON. 2-Year MRO Shield Protection Plan Included. A new, unused item with no signs of wear.

Special Instructions.

part #: k55hxtds8457 prices

• $115.00-$193.20

specifications momaequ:

• brand: Emerson
• mpn: K55hxtds-8457
• part type: Hp Motor

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• started: June 3, 2026
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