AGILENT 9499320 Ds Dual Rotary Vane Vacuum Pump 202

( Brand: Agilent ), ( Manufacturer Part Number: 9499320 ), ( Part Type: Vacuum Pump ), ( Number Of Stages: Dual Stage )

Review AGILENT Technologies Ds 202 Dual Stage Rotary Vane Vacuum Pump Nice

The **Agilent Technologies 9499320 DS-202 Dual Rotary Vane Vacuum Pump** is a high-performance, oil-sealed rotary vane vacuum pump designed for precision laboratory applications where reliable and consistent vacuum performance is essential. Engineered with Agilent s signature attention to detail, this pump delivers exceptional efficiency and durability, making it an ideal choice for a wide range of analytical instruments, including mass spectrometers, gas chromatographs, and other sensitive vacuum-dependent systems. The DS-202 features a robust dual-stage rotary vane design, ensuring superior pumping speed and ultimate vacuum levels down to approximately **1 x 10 mbar (10 Torr)**, which is critical for maintaining optimal operating conditions in high-precision analytical workflows. Its compact yet sturdy construction incorporates a **202 CFM (cubic feet per minute) pumping speed**, providing robust throughput for demanding applications while minimizing footprint requirements in laboratory settings.

At the heart of the DS-202 is Agilent s proprietary **oil-sealed vane mechanism**, which ensures smooth operation, reduced wear, and extended service life by maintaining a consistent lubrication film between the vanes and the pump housing. The pump s **dual-stage architecture** enhances its ability to handle a variety of gases, including inert and reactive species, while minimizing backstreaming and contamination risks a critical consideration for maintaining the integrity of analytical instruments. The DS-202 is equipped with a **forevacuum valve**, allowing for efficient pre-evacuation and reducing the load on the pump during startup, thereby prolonging the lifespan of both the pump and the associated lubricating oil. Additionally, the pump s **silent operation** and low vibration levels contribute to a quieter laboratory environment, making it a practical choice for environments where noise reduction is a priority.

Safety and ease of maintenance are key design priorities in the DS-202, as evidenced by its **overload protection mechanisms**, including thermal and pressure sensors that automatically shut down the pump in the event of abnormal conditions. The pump s **easy-access oil fill port** and **filter system** simplify routine maintenance tasks, ensuring that users can quickly replenish lubricant and replace filters without specialized tools. Agilent has also integrated a **user-friendly control interface**, often compatible with external monitoring systems, allowing for seamless integration into laboratory automation workflows. The DS-202 is built to withstand the rigors of continuous operation, with materials selected for their resistance to corrosion, thermal stress, and chemical exposure, further enhancing its reliability in both research and industrial settings.

Whether used in **mass spectrometry, gas chromatography, or other vacuum-dependent applications**, the Agilent 9499320 DS-202 Dual Rotary Vane Vacuum Pump delivers a blend of performance, durability, and ease of use that sets it apart in the competitive vacuum technology market. Its precision engineering, combined with Agilent s reputation for quality and innovation, makes it a trusted workhorse for laboratories seeking a dependable solution to achieve and maintain the precise vacuum levels required for cutting-edge analytical work.

### **Pros and Cons of buying a Agilent 9499320 DS-202 Dual Rotary Vane Vacuum Pump**

#### **Pros**

1. **High Performance and Efficiency**

The DS-202 is designed for high-speed pumping with a maximum pumping speed of 20 liters per second (at nitrogen), making it suitable for applications requiring rapid evacuation. Its dual-rotor vane design ensures consistent performance and reduces pulsation, which is beneficial for sensitive instrumentation.

2. **Reliability and Durability**

Agilent (now part of Keysight Technologies) is a well-established manufacturer known for producing robust laboratory equipment. The DS-202 is built with precision-engineered components, including oil-sealed vanes and a robust motor, which contribute to long-term reliability. Many users report minimal maintenance requirements over extended periods.

3. **Versatility in Applications**

This pump is widely compatible with various analytical instruments, including mass spectrometers, gas chromatographs, and other vacuum-dependent systems. Its ability to handle a broad range of gases (including air, nitrogen, and inert gases) makes it a versatile choice for research and industrial labs.

4. **Quiet Operation**

Compared to some other vacuum pump types, the rotary vane design tends to operate more quietly, which is advantageous in laboratory settings where noise reduction is desirable.

5. **Easy Installation and Integration**

The DS-202 is designed for straightforward integration with existing vacuum systems. It includes standard connections (e.g., KF or ISO flanges) and often comes with necessary adapters or mounting hardware. Agilent also provides documentation and technical support to facilitate setup.

6. **Oil-Sealed Design**

The oil-sealed rotary vane mechanism provides effective sealing and lubrication, reducing wear on internal components. This design is particularly advantageous for applications where contamination from oil-free pumps might be a concern.

7. **Warranty and Support**

Agilent offers standard warranties (typically 1 2 years) and access to technical support, spare parts, and service centers. This can be reassuring for users who prioritize long-term maintenance and troubleshooting assistance.

---

#### **Cons**

1. **Oil Maintenance Requirements**

As an oil-sealed pump, the DS-202 requires regular oil changes and monitoring to prevent contamination of the vacuum system. The oil must be compatible with the gases being pumped to avoid degradation or cross-contamination. Neglecting oil maintenance can lead to reduced performance or pump failure.

2. **Higher Initial Cost**

The DS-202 is a mid-to-high-end vacuum pump, and its purchase price is significantly higher than some basic or oil-free alternatives. The cost may be a barrier for smaller labs or budget-conscious users.

3. **Potential for Oil Backstreaming**

While rare with proper maintenance, oil backstreaming can occur if the pump s seals or vanes degrade. This can contaminate the vacuum system, particularly in sensitive applications like mass spectrometry. Regular inspections and oil changes mitigate this risk but add to the operational burden.

4. **Limited Lifespan Compared to Oil-Free Pumps**

Oil-sealed pumps generally have a shorter lifespan than oil-free pumps (e.g., dry screw or diaphragm pumps) due to wear on the vanes, seals, and oil degradation over time. Users may need to budget for eventual replacement or major repairs.

5. **Noise and Vibration**

While quieter than some other rotary vane pumps, the DS-202 can still produce noticeable noise and vibration during operation. This may not be ideal for noise-sensitive environments or when multiple pumps are running simultaneously.

6. **Dependency on External Power Supply**

Like all electric pumps, the DS-202 requires a stable power source. Fluctuations or outages can disrupt operations, and users must ensure proper grounding and electrical safety measures.

7. **Disposal and Environmental Considerations**

The pump contains oil and mechanical components that may require careful disposal to comply with environmental regulations. Users must follow proper disposal protocols for the oil and pump parts to avoid ecological or legal issues.

---

### **Conclusion**

The Agilent 9499320 DS-202 Dual Rotary Vane Vacuum Pump is a high-performance, reliable workhorse suited for demanding laboratory and industrial applications. Its strengths lie in its speed, efficiency, and compatibility with sensitive instrumentation, making it a preferred choice for users who prioritize performance and durability. However, its oil-sealed design introduces maintenance requirements and potential risks (e.g., oil contamination or backstreaming) that must be carefully managed. The higher upfront cost and limited lifespan compared to oil-free alternatives may also be drawbacks for some users.

For labs or applications where rapid evacuation, low pulsation, and compatibility with oil-sensitive systems are critical, the DS-202 is an excellent investment. Conversely, users in noise-sensitive environments, those seeking minimal maintenance, or those working with highly corrosive gases may find oil-free or alternative pump technologies more suitable.

---

### **Recommendation**

- You require a high-speed, reliable vacuum pump for analytical instruments (e.g., mass spectrometers, GCs).

- Your lab can accommodate regular oil maintenance and monitoring.

- Budget constraints allow for the higher initial cost, and long-term reliability is a priority.

- Noise is not a critical factor, or your workspace can accommodate moderate operational noise.

- You need an oil-free pump to avoid contamination risks (e.g., for ultra-high-vacuum applications).

- Your budget is limited, and you can tolerate slightly slower pumping speeds.

- Your application involves highly corrosive or reactive gases that may degrade oil or pump seals.

- Noise reduction is a top priority, and you are open to exploring quieter pump technologies (e.g., dry screw pumps).

For most research and industrial labs requiring a balance of performance and reliability, the DS-202 remains a strong recommendation. Pair it with a robust maintenance plan to maximize its lifespan and ensure optimal operation.

Details:

The entire pump functional block is immersed in the oil contained casing. Free air displacement: 192 l/min. This was only used a few times. The oil guarantees perfect sealing of the discharge valves, enters pump to ensure lubrication and parts inside, facilitates heat dissipation reduces noise.

Please see all of the photos. The pump is equipped with a special anti-suck back device which automatically isolates the vacuum system when stops. Pumping speed: 5.8 cfm . This avoids rises in pressure or oil flow the vacuum system while air is allowed back into stater chambers.

This ensures proper lubrication even when pressures are close to atmospheric. This is for a Agilent Technologies DS 202 9499320 Dual Stage Rotary Vane Vacuum Pump. The pump is in excellent condition and works perfect. Ultimate pressure: 2 x 10-3 MBA.

part #: 9499320 price

• $1259.99

specifications valvplu:

• brand: Agilent
• mpn: 9499320
• part type: Vacuum Pump
• number of stages: Dual Stage

offer valvplu:

• sold: 0
• availability: In Stock
• options: Ship-to-home
• started: April 11, 2026
• quantity: 1

returns valvplu:

• policy: No Returns

payments valvplu:

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

general valvplu:

• Pumps Pump Accessories > Vacuum Pumps > Rotary Vane Pumps
• condition: Used

seller valvplu:

• # reviews: 20686
• city: Port Saint Lucie, Florida
• rating: 99.1%

shipping valvplu:

• service: USPS Ground Advantage
• transit: 5-12 Days
• cost: $15.00
• carrier: USPS
• class: Standard
• type: Fixed

Agilent 9499320 Is Similar To:

• 0420p1201307 Agilent Technologies Varian Sd-90 (39.7% similar) Variant SD-90 rotary vane pump two stage -oil sealed direct drive applications: various industrial and scientific. The SD-90 has a built-in oil shield and forced air ventilation. It is reliable and operates at low noise levels with the anti noise system. Comes with Franklin motor power cord as ...(November 21st, 2017)
• 050025 Agilent Lot Of Kavm Vacuum Adapter Male Vcr To Kf (33.6% similar) I have up for grab a lot of 5 very nice adapter KAVM050025 - Agilent vacuum technologies adapter...(April 16th, 2018)
• 370222801 Agilent Varian Hs Vacuum Pump Mdl Microns (41.3% similar) Manufactured 2007 vacuum range tested pulls as low 16 micron takes inland 19 oil see link dimensions outside L20 x w7 H10. Minor scratches. 5 port size KF25 shipping item weight 67 lbs 75 l 31 x W13 H15 continental USA free Canada 149. Hash ITEM1C8C058999THE above used includes only what is ...(April 14th, 2018)
• 370222802 Agilent Varian Hs Vacuum Pump Model Pulls Micron (39.1% similar) Powers on motor, pump and controls working well. Cosmetic condition good. 5 port size KF25 shipping item weight 67 lbs 75 l 31 x W13 H15 continental USA free Canada item INLAND-19-VACUUM-PUMP-OIL-128OZ-1-GALLON- 33. Hash ITEM1C8C058999THE above used lab equipment includes only what is pictured and ...(May 24th, 2018)
• 8499240 Agilent Varian Vacuum Technologies Pump (42.6% similar) Is there a dock forklift available. Delivery hours: lift-gate required. This Agilent variant vacuum technologies MS40 pump model , 200-240VAC 1-PHASE, appears to be in good cosmetic condition, although there are a few small dings, scratches, signs of previous use. This is the only testing that has ...(April 25th, 2018)
• 8698933 Varian Agilent Turbomolecular Pump Rebuilt By Provac Sales Inc (29% similar) This includes a full line of rebuilt turbo, vane, piston, cry, scroll, blower, vacuum pumps, systems and helium leak detectors. We maintain one of the largest inventories rebuilt and ready-to-ship vacuum pumps in USA. We buy surplus and used vacuum equipment. Prozac sales, inc. ISO-160F inlet, KF-25...(January 4th, 2019)
• 8698946 Agilent Varian Tv Turbo Sem Macro Torr Pump (30.2% similar) Smaller items will normally ship USPS and heavier FedEx ground. Agilent variant TV 1001NAV turbo v 1001 seam macro tore pump as-is this item is in good condition and the fan blade turns freely but its untested selling as-is, no return...(April 6th, 2019)
• 929-7009-s003 Varian Agilent Dual Ion (26.8% similar) Info: the shipping price is only for us 48 contiguous states. Agilent variant dual ion pump controller 120V 50 60HZ 600VA barely used part no: S003INFO: what you see in the pictures is get, no cables, power cords,software...(January 5th, 2018)
• 9297003 Varian Agilent Dual Ion Pump Controller (36.1% similar) Agilent variant dual ion pump controller 120V 50 60HZ 600VA plugged it in and didn't power up...(March 17th, 2018)
• 9299010 Agilent Used Ion Pump Controller Pn (33.9% similar) Make an offer. Used Agilent 4UHV ion pump controller pn: unit powers on, unable to test for functionality. Feel free to ask questions...(August 16th, 2018)
• 949-9325s006 Agilent Varian Rotary Vacuum Pump (47.9% similar) Oil must be replaced before use to prevent irreparable damage. Agilent variant DS302 rotary vacuum pump 949-9325S006: this listing is for a free air displacement 60 Hz: 285 l min 10 cfm 50 237 functional condition: has been tested and guaranteed to be fully. 55 kw 50 Hz. 2 cfm ultimate partial ...(September 12th, 2018)