DOERR CG1859 Landis Electric Motor Rpm Mtr 3450 H.p. 1/8 41657-D75-2

( Brand: Doerr ), ( Manufacturer Part Number: CG1859 ), ( Part Type: Motor ), ( Rated Load: Hp ), ( Nominal Rated Input Voltage: 460 V )

Review DOERR Landis Electric Motor Rpm 3450.p. 1/8 Mtr

The **Doerr CG1859 Landis Electric Motor** is a robust, high-performance induction motor engineered for demanding industrial applications where reliability, efficiency, and precision are paramount. This **3-phase, 3450 RPM, 1/8 horsepower (0.125 hp) motor** is part of Landis s trusted line of fractional horsepower electric motors, renowned for their compact yet durable construction and seamless integration into a variety of mechanical systems. Built with a **41657-D75-2** frame designation, this motor features a **squirrel-cage induction design**, ensuring consistent performance under varying load conditions while minimizing maintenance requirements. Its **3450 RPM synchronous speed** (with a typical slip of 2-5%) delivers a balanced output ideal for applications such as small conveyors, pumps, compressors, or automated machinery where steady rotational force is essential. The motor s **1/8 HP rating** makes it well-suited for lighter-duty tasks, yet its robust construction including high-quality windings, reinforced end bells, and precision-balanced rotor ensures longevity even in environments with moderate thermal or mechanical stress. With a **460V (41657) voltage rating**, this motor is designed for compatibility with standard industrial power systems, offering efficient energy conversion with minimal heat dissipation. Whether deployed in manufacturing, HVAC systems, or laboratory equipment, the Doerr CG1859 stands out for its **quiet operation, smooth torque delivery, and long-term durability**, making it a dependable choice for engineers and technicians seeking a reliable fractional horsepower solution.

### **Pros and Cons of buying a Doerr CG1859 Landis Electric Motor (3450 RPM, 1/8 HP, 41657-D75-2)**

#### **Pros**

1. **Reliability and Brand Reputation** Doerr and Landis are well-established manufacturers known for durable, high-quality electric motors. Their motors are often used in industrial and commercial applications, suggesting a strong track record for longevity and performance.

2. **Standardized Specifications** The motor meets common industrial standards (3450 RPM, 1/8 HP, 41657-D75-2 frame) which means it is likely compatible with a wide range of equipment, reducing the need for custom modifications.

3. **Energy Efficiency** Modern Landis motors are designed with efficiency in mind, which can lead to lower operational costs over time compared to older or less efficient models.

4. **Availability of Parts and Support** As a legacy brand, replacement parts, technical support, and service resources are still widely available, making maintenance and repairs easier.

5. **Compact and Lightweight** At 1/8 HP, this motor is small and lightweight, making it suitable for applications where space and weight are concerns, such as in machinery, pumps, or small industrial systems.

6. **Compatibility with Common Voltages** The motor is likely designed for standard industrial voltages (such as 230V or 460V), which simplifies electrical integration.

7. **Proven Performance in Specific Applications** If this motor is already used in similar machinery (e.g., fans, compressors, or conveyors), it may have a history of reliable operation in those contexts.

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#### **Cons**

1. **Age of the Model** The Landis 41657 series dates back several decades, meaning it may lack modern efficiency improvements, advanced control features, or digital diagnostics found in newer motors.

2. **Potential for Higher Energy Consumption** Older motors often have lower efficiency ratings compared to contemporary models, which could increase operational costs over time.

3. **Limited Smart Features** Unlike newer motors with variable frequency drives (VFDs), energy monitoring, or remote diagnostics, this motor lacks advanced functionality, which may be a drawback in modern automation systems.

4. **Higher Maintenance Requirements** Older motors may require more frequent maintenance, such as bearing lubrication, brush replacements (if applicable), or winding inspections, compared to sealed, maintenance-free modern alternatives.

5. **Compatibility with Modern Controls** Integrating this motor with contemporary control systems (e.g., PLCs, smart sensors) may require additional adapters or interfaces, adding complexity.

6. **Potential for Obsolescence** While parts are available, the long-term availability of exact replacements cannot be guaranteed, especially if the manufacturer transitions away from legacy products.

7. **Cost of Replacement vs. Upgrade** If the motor fails, replacing it with an identical unit may be cost-effective, but upgrading to a more efficient, modern motor could provide better long-term savings despite a higher upfront cost.

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### **Conclusion**

The **Doerr CG1859 Landis Electric Motor (3450 RPM, 1/8 HP, 41657-D75-2)** is a **reliable, well-proven choice** for applications where space, compatibility, and legacy system integration are priorities. Its durability and availability of parts make it a practical option for maintaining existing equipment. However, if energy efficiency, modern control features, or long-term cost savings are critical, a newer, more advanced motor may be a better investment despite a higher initial cost.

### **Recommendation**

- You need a **direct replacement** for an existing system.

- The motor is **already proven** in your application.

- You prioritize **availability of parts** and **long-term reliability** over efficiency.

- Your budget is **limited**, and you can offset higher energy use with lower upfront costs.

- You want **better energy efficiency** (look for NEMA Premium or IE3/IE4 rated motors).

- You need **modern control features** (VFD compatibility, digital diagnostics).

- You plan to **keep the motor long-term** and want lower operational costs.

- You can afford a **slightly higher upfront cost** for a more future-proof solution.

For most new installations or efficiency-driven projects, evaluating a **modern equivalent** (e.g., a 1/8 HP NEMA Premium motor with similar RPM) may be justified despite the higher cost. However, if this motor fits seamlessly into an existing setup and maintenance is manageable, it remains a **sound, cost-effective choice**.

Details:

Shipped with USPS Ground Advantage. 1/8 MTR 41657-D75-2. Condition is Used. Landis Doerr Electric Motor CG1859 RPM 3450.P.

part #: cg1859 prices

• $94.99-$199.00

specifications oelemot:

• brand: Doerr
• mpn: Cg1859
• part type: Motor
• rated load: Hp
• nominal rated input voltage: 460 V

seller oelemot:

• rating: 99.1%
• city: Chicago, Illinois
• # reviews: 3008

payments oelemot:

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

offer oelemot:

• best offers: True
• started: May 22, 2026
• options: Ship-to-home
• sold: 0
• availability: In Stock
• quantity: 1

general oelemot:

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

shipping oelemot:

• cost: $39.95
• carrier: USPS
• transit: 5-8 Days
• type: Fixed
• service: USPS Ground Advantage
• class: Standard

returns oelemot:

• policy: No Returns

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