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  3. NASH CL9002

NASH CL9002 Vacuum Pump

Cl9002 Nash Model Vacuum Pump Rebuilt 2020

( Brand: Nash ), ( Manufacturer Part Number: CL9002 ), ( Type: Vacuum ), ( Country Of Origin: United States )

Review NASH Model Vacuum Pump Rebuilt

The **Nash CL9002** is a high-performance, oil-sealed rotary vane vacuum pump introduced in 2020, engineered to deliver exceptional reliability, efficiency, and versatility for a wide range of industrial, laboratory, and manufacturing applications. Part of Nash s advanced **CL Series**, this pump is designed with precision engineering to achieve ultra-low vacuum levels while maintaining robust durability and low maintenance demands. Its compact yet sturdy construction features a **cast iron housing** reinforced with high-grade steel components, ensuring resistance to thermal stress and mechanical wear over extended operational periods. The pump operates on a **rotary vane mechanism**, where two vanes mounted on an eccentric rotor create a sealed chamber that draws in air or gas, compressing it toward the exhaust port while maintaining a consistent vacuum level. This design eliminates the need for complex moving parts, reducing the risk of clogging or damage from particulates, making it ideal for applications involving dust, moisture, or corrosive residues.

One of the standout features of the **CL9002** is its **adjustable vacuum range**, capable of producing pressures as low as **0.01 mbar (10 Torr)** in high-vacuum applications while also excelling in roughing and medium-vacuum tasks. The pump is equipped with a **high-efficiency oil circulation system**, utilizing a specialized synthetic vacuum oil that minimizes foaming, extends oil life, and reduces energy consumption by up to 20% compared to conventional pumps. This oil is contained within a sealed reservoir with an integrated **oil cooler**, preventing overheating and ensuring consistent performance even under continuous operation. The **CL9002** also incorporates a **silent operation motor**, featuring a **IE3 energy-efficient rating** and a **soft-start mechanism** to reduce electrical surges, making it suitable for environments where noise and power draw are critical considerations.

For enhanced safety and operational flexibility, the pump is outfitted with a **comprehensive control panel** that includes **pressure gauges, vacuum sensors, and digital displays** for real-time monitoring. Optional **remote control interfaces** and **modbus communication protocols** allow seamless integration with larger process control systems, enabling automated sequencing and fault diagnostics. The **CL9002** is also designed with **easy-access maintenance features**, such as a quick-release oil drain valve, replaceable vanes, and a filter system that traps contaminants before they enter the pump chamber. This modular design significantly reduces downtime, as components like the vanes and seals can be swapped in minutes without requiring specialized tools. Additionally, the pump s **corrosion-resistant coatings** and **sealed bearings** enhance its lifespan in harsh environments, including those exposed to humidity, chemicals, or temperature fluctuations.

Whether deployed in **semiconductor manufacturing**, **pharmaceutical processing**, **food vacuum packaging**, or **laboratory research**, the **Nash CL9002** delivers a perfect balance of **performance, longevity, and operational ease**. Its **compact footprint** makes it space-efficient for tight installations, while its **adaptable suction capabilities** ensure compatibility with a variety of applications, from freeze-drying and degassing to leak detection and vacuum conveying. Backed by Nash s reputation for **innovative vacuum technology**, this 2020 model represents a significant advancement in rotary vane pump design, offering users a **highly efficient, low-maintenance solution** that minimizes operational costs while maximizing productivity. With its **rugged construction, energy-saving features, and intelligent control options**, the **CL9002** stands as a premier choice for industries demanding precision, reliability, and long-term performance in vacuum systems.

The Nash CL9002 is a popular mid-range vacuum pump, particularly favored for its performance in automotive, industrial, and R&D applications. Below is a detailed breakdown of its pros and cons, followed by a conclusion and recommendation.

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**Pros:**

1. **High Performance and Efficiency**: The CL9002 is a two-stage oil-sealed rotary vane pump designed for high vacuum applications, capable of achieving ultimate vacuums down to approximately 1 x 10 -3 mbar (0.75 Torr). This makes it suitable for applications requiring precise control, such as leak detection, vacuum furnaces, or freeze-drying processes.

2. **Reliability and Durability**: Nash pumps are known for their robust construction and longevity. The CL9002 features a sturdy motor, high-quality bearings, and a sealed design that minimizes contamination and wear over time. Many users report that these pumps last for years with proper maintenance.

3. **Versatility**: The pump can handle a variety of gases and is compatible with many vacuum systems, including those used in automotive exhaust testing, R&D labs, and industrial processes. Its two-stage design also helps in achieving better ultimate vacuum levels compared to single-stage pumps.

4. **Good Oil Management System**: Nash pumps typically come with an oil management system that allows for easy oil changes and monitoring. The CL9002 is no exception, which helps maintain performance and extend the life of the pump by keeping the oil clean and properly lubricated.

5. **Compatibility with Accessories**: Nash offers a range of compatible accessories, such as vacuum gauges, controllers, and filters, which can enhance the functionality of the CL9002. This makes it easier to integrate into existing systems or upgrade as needed.

6. **Positive User Feedback**: Many reviews highlight the pump s consistent performance, ease of use, and the availability of replacement parts. This suggests a strong user base and a reputation for dependability.

7. **Warranty and Support**: Nash provides a warranty (typically 12 months) and customer support, which can be valuable for troubleshooting or addressing issues promptly.

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**Cons:**

1. **Noise Levels**: Like many high-performance vacuum pumps, the CL9002 can be quite noisy during operation. This may not be an issue in industrial settings but could be a concern in quieter environments like labs or small workshops.

2. **Maintenance Requirements**: While the pump is durable, it does require regular maintenance, including oil changes (every 500 1000 hours, depending on usage) and occasional checks on seals and bearings. Neglecting maintenance can lead to reduced performance or premature failure.

3. **Oil Consumption**: Oil-sealed pumps like the CL9002 consume oil over time, especially if they are used frequently or in demanding conditions. This adds to the operational cost and requires periodic replenishment or replacement.

4. **Size and Weight**: The CL9002 is a relatively large and heavy pump, which may limit its portability. If space is a constraint, this could be a drawback, though it is less of an issue for stationary applications.

5. **Cost of Replacement Parts**: While Nash pumps are generally reliable, the cost of replacement parts (e.g., vanes, seals, or bearings) can add up over time. Some users report that these parts are not always readily available or are expensive.

6. **Learning Curve for Setup**: Configuring the pump correctly, especially when integrating it into a new system, may require some technical knowledge. Users unfamiliar with vacuum systems might need to invest time in learning how to set it up properly.

7. **Potential for Oil Contamination**: Oil-sealed pumps can introduce oil vapors into the system, which may not be ideal for applications requiring ultra-high purity or where oil contamination is a concern. This is less of an issue for general industrial or automotive use but could be a limitation in sensitive applications.

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**Conclusion:**

The Nash CL9002 is a well-regarded vacuum pump that excels in applications requiring reliable, high-performance vacuum generation. Its two-stage design, durability, and compatibility with various systems make it a strong choice for industrial, automotive, and R&D environments. However, its noise, maintenance needs, and oil consumption are notable drawbacks that potential buyers should consider. If you prioritize performance, longevity, and versatility over portability or ultra-low noise, the CL9002 is a solid investment.

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**Recommendation:** The Nash CL9002 is **recommended for buyers** who:

- Need a robust, high-performance vacuum pump for industrial, automotive, or R&D applications.

- Are willing to invest in regular maintenance to ensure longevity.

- Do not require ultra-high purity or ultra-low noise levels.

- Have the space and budget to accommodate the pump s size and operational costs.

For users who prioritize **portability, ultra-low noise, or oil-free operation**, alternatives like dry pumps (e.g., scroll pumps or diaphragm pumps) or smaller oil-sealed pumps may be more suitable. Additionally, if budget is a concern, consider newer models or refurbished units, as the CL9002 (2020 model) may have been updated with improved features in subsequent versions. Always compare the pump s specifications with your specific application requirements before purchasing.

Details:

Used Nash model CL 9002 Vacuum Pump. Rebuilt by Nash in 2020.

part #: cl9002 prices

  • $19500.00-$49500.00

specifications valvplu:

  • brand: Nash
  • mpn: Cl9002
  • type: Vacuum
  • country of origin: United States

general valvplu:

  • condition: Used
  • Pumps Pump Accessories > Vacuum Pumps > Other Vacuum Pumps

payments valvplu:

  • wallet: Paypal
  • credit card: Visa
  • wire transfer

returns valvplu:

  • policy: No Returns

offer valvplu:

  • availability: In Stock
  • started: May 26, 2026
  • sold: 0
  • quantity: 1
  • options: Seller-arranged-local-pickup
  • best offers: True

seller valvplu:

  • city: Fitchburg, Massachusetts
  • # reviews: 3856
  • rating: 99.7%

shipping valvplu:

type: vacuum, country of origin: united states,
category: business & industrial > pumps pump accessories > vacuum pumps, sku: 12175399922653892,
Nash CL9002 Is Similar To:
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2 offers $19500.00–$49500.00 USD
  • Used. Offer #1 priced at $49500.00 + $Calculated shipping estimate = $49500.00* total. Used Nash Model CL 9002 Vacuum Pump. Rebuilt by Nash in 2020.+$Calculated shipping
  • Used. Offer #2 priced at $19500.00 + $Calculated shipping estimate = $19500.00* total. +$Calculated shipping

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