NW25 Vacuum Inlet Filter Replacement Element: High Efficiency Filtration Solution for Edwards and Pfeiffer Pumps

This article provides a detailed overview of the features, technical parameters, applications, and FAQs of the NW25 Vacuum Inlet Filter Replacement Element. Learn how this filter enhances vacuum operations, improves equipment efficiency, and supports cleanroom-grade processes.

(Product Features)

· High-Efficiency Filtration: Removes 99.97% of particles down to 0.3 micron, ideal for clean vacuum applications.

· Durable Construction: Dual-layer epoxy-coated mesh reinforcement on both sides of the cloth media ensures long service life.

· Moisture & Heat Resistant: Engineered to handle hot air and oil mist generated by piston/unloading vacuum cycles.

· Easy Maintenance: Filter replacement guided by pressure drop indicator (10-15" H₂O), ensuring timely and cost-effective maintenance.

· Superior Sealing Design: Provides tight, leak-free installation for vacuum pump inlet protection.

· More Durable than Paper Filters: Cloth media offers extended filter life and better resistance to deformation or collapse.

(Industry Application)

Pharmaceutical Industry
Ensures clean, dry air intake for vacuum environments in sterile processing, drying, and packaging.

Pneumatic Conveying Systems
Protects vacuum equipment from fine powders, airborne particles, and contaminants during material transfer.

Power Plants
Maintains vacuum pump longevity and performance under high-load, hot air, or oil mist operating conditions.

Technical Specifications of the NW25 Vacuum Inlet Filter Replacement Element

| Parameter | Specification |
| Product Type | NW25 Inlet Trap Filter Replacement Element |
| Rated Flow (SCFM) | 20 |
| Filtration Efficiency | 99.97% @ 0.3 microns |
| Continuous Temperature Range | -15°C (-26°F) to 104°C (220°F) |
| Compatibility | NW25 Vacuum Pump/Inlet Trap |
| Supported OEM Systems | Edwards XDS5/XDS10/nXDS6i/nXDS10i/nXDS15i, Pfeiffer Hiscroll 6/12/18 |
| OEM Replacement Part | A505-97-000 |
| Recommended Replacement Point | ΔP ≥ 10–15" H₂O |

Case Studies

Case Study 1: Pharmaceutical Industry

A pharmaceutical company implemented the NW25 Vacuum Inlet Filter Replacement Element in their sterile drug production and packaging process, providing reliable inlet protection for scroll pumps. The company reported that the filter's high filtration efficiency ensured a clean production environment, meeting stringent pharmaceutical standards.

Case Study 2: Pneumatic Conveying Systems

A manufacturer of pneumatic conveying systems used the NW25 filter to prevent dry powders and particles from entering the vacuum lines. The company noted that the filter's durability and high filtration efficiency significantly improved system performance and reliability.

Case Study 3: Power Plants

A power plant utilized the NW25 filter to protect pumps from hot oil air during high-load vacuum cycles. The plant reported that the filter's high-temperature and moisture-resistant properties ensured stable equipment operation and reduced maintenance frequency.

Applications of the NW25 Vacuum Inlet Filter Replacement Element

The NW25 Vacuum Inlet Filter Replacement Element is widely used in the following fields:

Pharmaceutical Industry: Ensures a clean environment for sterile drug production and packaging.

Pneumatic Conveying Systems: Prevents dry powders and particles from entering vacuum lines, enhancing system efficiency.

Power Plants: Protects pumps from hot oil air during high-load vacuum cycles.

Frequently Asked Questions (FAQs) About the NW25 Vacuum Inlet Filter Replacement Element

1: What is the filtration efficiency of the NW25 filter?
The filtration efficiency is 99.97%, capturing particles as small as 0.3 microns.

2: Which pumps is the NW25 filter compatible with?
 It is compatible with Edwards XDS5/XDS10/nXDS6i/nXDS10i/nXDS15i and Pfeiffer Hiscroll 6/12/18 pumps.

3: What is the temperature range of the NW25 filter?
The continuous temperature range is -15°C (-26°F) to 104°C (220°F).

4: Does the NW25 filter require tools for replacement?
 No, it can be replaced easily without tools, saving maintenance time.

5: What is the recommended replacement point for the NW25 filter?
 It is recommended to replace the filter when ΔP ≥ 10–15" H₂O.

6: How durable is the NW25 filter?
 It features reinforced double-sided fabric media with epoxy-coated wire backing, ensuring long life and high strength.

7: Can the NW25 filter handle harsh conditions?
 Yes, it can withstand hot air and oil mist in harsh conditions.

8: How effective is the seal design of the NW25 filter?
The optimized sealing surfaces ensure tight vacuum integrity.

9: How does the NW25 filter compare to paper media?
 It is more durable, withstanding longer operational cycles and resisting collapse or damage from temperature or humidity.

10: What is the OEM replacement part number for the NW25 filter?
The OEM replacement part number is A505-97-000.