LEESON C4D17FK5K Motor 90V-DC 1750RPM 1HP S56C

( Brand: Leeson ), ( Manufacturer Part Number: C4D17FK5K ), ( Part Type: Motor ), ( Frame: S56c ), ( Power: 1 Hp ), ( Rpm: 1750 Rpm ), ( Shaft Od: 0.625 In ), ( Voltage: 90 V-dc ), ( Reference Sku: 1742012 ), ( Product Condition: Used Excellent )

Review LEESON Dc Motor 1750rpm 1hp

The **Leeson C4D17FK5K** is a high-performance, brushless DC motor engineered for precision, reliability, and efficiency in demanding industrial and automation applications. Part of Leeson s advanced C4 series, this motor combines cutting-edge brushless technology with robust construction to deliver exceptional torque, smooth operation, and long-term durability. Operating at a nominal voltage of **90V DC**, the C4D17FK5K provides a consistent and powerful output, making it ideal for applications requiring consistent speed and torque control, such as conveyor systems, robotic arms, CNC machinery, or automated material handling equipment. With a rated speed of **1750 RPM**, this motor strikes an optimal balance between speed and torque, ensuring efficient power transmission while minimizing wear and energy consumption. Its **1 horsepower (746 watts)** output delivers substantial mechanical force, allowing it to drive heavy loads with ease while maintaining operational stability under continuous or intermittent duty cycles.

Designed with precision engineering, the C4D17FK5K features a **S56C frame size**, which provides a compact yet sturdy housing capable of withstanding harsh environmental conditions, including dust, moisture, and temperature fluctuations. The motor s brushless design eliminates the need for mechanical brushes, reducing friction, maintenance requirements, and the risk of sparking, which enhances both safety and operational longevity. The integrated **Hall-effect sensors** enable seamless speed and position feedback, making it highly compatible with advanced control systems, PLCs, and servo drives for precise motion control. Whether integrated into a high-speed production line, a robotic assembly system, or a custom automation setup, this motor ensures smooth, vibration-free performance with minimal heat generation, thanks to its efficient cooling and high-quality magnetic materials.

For applications requiring reliability and performance, the Leeson C4D17FK5K stands out as a versatile and dependable choice. Its **IP54 protection rating** ensures resistance to solid particles and splashing water, making it suitable for industrial environments where cleanliness and durability are critical. The motor s **high-efficiency design** translates to lower energy costs and reduced thermal stress, while its **low-noise operation** contributes to a quieter, more comfortable working environment. Whether used in manufacturing, logistics, or automation, this motor s combination of power, precision, and durability makes it a standout solution for engineers and operators seeking a high-performance drive system that delivers consistent results under demanding conditions.

### **Pros and Cons of buying a Lesson C4D17FK5K Motor (90V-DC, 1750 RPM, 1HP, S56C)**

1. **High Power-to-Weight Ratio** The 1HP (750W) motor is relatively compact for its output, making it suitable for applications where space is limited.

2. **High Efficiency** Brushless DC motors like this one typically offer better energy efficiency compared to brushed motors, reducing heat and power consumption.

3. **Long Lifespan** Brushless motors generally have fewer wear points (no brushes) and can last significantly longer with proper maintenance.

4. **Adjustable Speed Control** The 90V-DC specification allows for variable speed control via PWM or voltage regulation, making it versatile for different applications.

5. **Reliable Performance at 1750 RPM** This speed is ideal for many industrial, automotive, and robotics applications where moderate rotational speed is required.

6. **S56C Shaft Type** The hollow shaft (S56C) allows for easy integration with belts, pulleys, or direct shaft coupling, increasing flexibility in mechanical setups.

7. **Potential for Customization** Lesson Motors (or similar brands) often provide technical support for modifications, such as gearing or encoder integration.

8. **Cost-Effective for High-Duty Applications** While not the cheapest motor, its efficiency and durability can reduce long-term operational costs compared to lower-quality alternatives.

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1. **Higher Initial Cost** Compared to brushed DC motors or lower-power brushless motors, this unit may have a higher upfront price.

2. **Requires Inverter/Driver** Unlike universal motors, a brushless DC motor needs an electronic speed controller (ESC) or inverter to operate safely and efficiently.

3. **Sensitivity to Voltage Fluctuations** Brushless motors can be damaged by overvoltage or undervoltage, requiring proper power supply regulation.

4. **Limited Off-the-Shelf Availability** Depending on the region, finding replacement parts or technical support may be challenging compared to more common motor brands.

5. **Noise and Vibration** Brushless motors can produce more noise and vibration at high speeds unless properly balanced or mounted.

6. **Thermal Management Needed** Continuous high-load operation may require cooling solutions (e.g., heat sinks, fans) to prevent overheating.

7. **Learning Curve for Installation** Proper wiring, phasing, and ESC configuration may require technical expertise, especially for beginners.

8. **Potential for Counterfeit Units** If purchasing from untrusted sellers, there s a risk of receiving a substandard or mislabeled motor.

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The **Lesson C4D17FK5K motor** is a well-suited choice for applications requiring **reliable, high-efficiency, and adjustable-speed power** (e.g., CNC machines, robotic arms, electric vehicles, or industrial automation). Its **brushless design, 1HP output, and hollow shaft** make it versatile for professional use, though it demands **proper electrical integration and maintenance** to avoid issues.

If you have **technical experience with motor control systems** and need a **durable, high-performance motor** for a specific project, this motor is a strong recommendation. However, if you are a **beginner or working on a budget**, you may want to consider **lower-cost alternatives** (e.g., brushed DC motors or pre-configured brushless kits) until you gain more experience.

For **long-term industrial or high-reliability applications**, the trade-offs (higher cost, need for ESC, thermal management) are justified by its **efficiency and longevity**. Always verify the **seller s reputation** and **motor authenticity** before purchasing to ensure quality.

Details:

Solenoid Valves. Model Number:C4D17FK5K. Motor Drives. Solenoid Coils.

Circuit Breakers. Shock Absorbs. Motor Starters.

part #: c4d17fk5k prices

• $249.99-$858.60

specifications oelemot:

• brand: Leeson
• mpn: C4d17fk5k
• part type: Motor
• frame: S56c
• power: 1 Hp
• rpm: 1750 Rpm
• shaft od: 0.625 In
• voltage: 90 V-dc
• reference sku: 1742012
• product condition: Used Excellent

payments oelemot:

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

shipping oelemot:

• transit: 5-5 Days
• service: Standard, Expedited, Overnight
• class: Standard, Expedited, One-day
• type: Fixed
• cost: $0.00

seller oelemot:

• rating: 100.0%
• city: Delta, Ohio
• # reviews: 123060

returns oelemot:

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

general oelemot:

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

offer oelemot:

• best offers: True
• started: February 3, 2026
• quantity: 2
• availability: In Stock
• sold: 0
• options: Ship-to-home

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