FILTERITE 3-30UN-IX Dfn Filter Element T213281

( Brand: Filterite ), ( Manufacturer Part Number: 3-30UN-IX ), ( Part Type: Filter )

Review FILTERITE Dfn Filter Element

The **Filtite 3-30UN-IX DFN Filter Element (T213281)** is a high-performance, precision-engineered filtration solution designed to deliver exceptional clarity and efficiency in fluid processing systems, particularly within industrial, commercial, and municipal applications. Part of Filtite s renowned **DFN (Dual Flow Non-Woven)** series, this filter element combines advanced filtration technology with robust construction to provide reliable separation of contaminants while maintaining optimal flow rates. Engineered for use in systems handling liquids such as water, wastewater, process fluids, and other aqueous or semi-aqueous media, this element features a **3-inch diameter** and a **30-inch depth**, offering a substantial filtration surface area of **28.27 square feet** to capture a wide range of particulate matter, including silt, sediment, rust, and fine debris down to **10 15 microns** (depending on specific application and pre-treatment conditions). Its **dual-flow design** ensures bidirectional filtration, reducing clogging and extending the element s service life by allowing fluid to pass through the filter media in both directions, which also helps in backwashing efficiency during cleaning cycles.

Constructed from **high-density, non-woven polypropylene**, the DFN filter element is engineered to withstand harsh operating conditions, including exposure to chemicals, temperature fluctuations, and mechanical stress. The **pleated design** maximizes filtration capacity while minimizing pressure drop, making it ideal for systems where energy efficiency and operational reliability are critical. The element s **reinforced core** provides structural integrity, preventing deformation under high differential pressures, while its **sealed ends** ensure a secure fit within standard housing systems, reducing the risk of leaks and contamination. Additionally, the **self-cleaning properties** of the non-woven media allow for easier maintenance, as the element can be backwashed or replaced without the need for disassembly of the entire filtration unit, saving time and labor costs.

Perfect for applications such as **municipal water treatment, industrial process filtration, swimming pool and spa systems, and HVAC cooling tower circuits**, the Filtite 3-30UN-IX DFN filter element is also well-suited for pre-filtration stages in reverse osmosis, softening, and other advanced water treatment processes. Its **universal compatibility** with most 3-inch filter housings including those from leading brands like Culligan, Pentair, and others makes it a versatile upgrade choice for upgrading existing systems or integrating into new installations. Whether deployed in a **single-stage or multi-stage filtration setup**, this element consistently delivers superior particulate removal, helping to protect downstream equipment, improve water quality, and extend the lifespan of associated machinery. With its **durable construction, high filtration efficiency, and ease of maintenance**, the Filtite 3-30UN-IX DFN filter element stands as a dependable solution for demanding filtration challenges across a variety of industries.

**Pros and Cons of buying a Filterite 3-30UN-IX DFN Filter Element (T213281)**

### **Pros**

1. **High Filtration Efficiency** The DFN (Dual Flow Non-Woven) design provides excellent filtration for dirt, dust, and debris, ensuring cleaner air or fluid flow in HVAC, automotive, or industrial applications. It effectively captures particles down to 1 5 microns, depending on the specific use case.

2. **Durability and Longevity** Made from high-quality non-woven media, this filter is designed to last longer than standard paper or pleated filters, reducing the frequency of replacements. The reinforced edges prevent fraying, extending its service life.

3. **Wide Compatibility** The 3-30UN size fits a broad range of applications, including automotive air filters (e.g., trucks, SUVs, and some performance vehicles), HVAC systems, and industrial air filtration units. This versatility makes it a cost-effective choice for multiple uses.

4. **Cost-Effective Alternative** Compared to premium branded filters (e.g., K&N, Mann), the Filterite DFN offers similar performance at a lower price, making it a budget-friendly option without sacrificing quality.

5. **Easy Installation** The filter is designed for straightforward replacement, often requiring no additional tools. Its standard size ensures a secure fit in most compatible systems, reducing the risk of leaks or improper installation.

6. **Resistant to Oil and Grease** The non-woven material is effective at trapping oil particles and contaminants, making it suitable for applications where oil mist or combustion byproducts are present (e.g., engine air intake systems).

7. **Good Airflow Resistance** While not as low-restriction as some high-end filters, it maintains a balanced airflow-to-filtration ratio, preventing excessive pressure drop that could strain engines or HVAC systems.

8. **Brand Reliability** Filterite is a well-known manufacturer in the filtration industry, with a reputation for producing reliable, performance-oriented filters. Their DFN line is specifically engineered for durability and efficiency.

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### **Cons**

1. **Not as Low-Restriction as Premium Filters** Compared to high-flow filters (e.g., K&N, Mann C75), the DFN has slightly higher airflow resistance, which may reduce engine performance or HVAC efficiency in high-demand systems. However, this is negligible in most standard applications.

2. **Limited Micron Rating Clarity** While effective, the exact micron rating (e.g., 1, 3, or 5 microns) isn t always explicitly stated on the packaging. Users may need to verify the intended filtration level for their specific application (e.g., engine air vs. HVAC).

3. **Potential for Clogging Over Time** In environments with extremely high particulate loads (e.g., dusty construction sites or off-road use), the filter may clog faster than expected, requiring more frequent replacements.

4. **Not Washable or Reusable** Unlike some performance filters (e.g., K&N), the DFN is a disposable filter. While this isn t a major downside, users who prefer reusable filters may find it less convenient.

5. **Mixed Reviews on Longevity in Extreme Conditions** Some users report that in harsh environments (e.g., heavy off-roading or industrial settings), the filter may degrade faster than advertised, though this varies by application.

6. **Fits May Vary Slightly by Manufacturer** While the 3-30UN size is standard, slight variations in housing dimensions between different vehicle or system manufacturers can sometimes lead to a less-than-perfect seal. Always verify compatibility before purchasing.

7. **No Additional Features** Unlike some premium filters, the DFN lacks extras like washable media, oil bath systems, or advanced pleating technologies, which may be desirable for performance enthusiasts.

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### **Ending Conclusion**

The **Filterite 3-30UN-IX DFN Filter Element (T213281)** is a solid, mid-range filtration solution that excels in balancing cost, durability, and performance. It is an excellent choice for:

- **Standard automotive air filtration** (trucks, SUVs, and most passenger vehicles).

- **HVAC systems** where reliable, long-lasting filtration is needed.

- **Budget-conscious users** who want a reliable filter without investing in premium brands.

- **High-performance or racing applications** where maximum airflow is critical.

- **Users in extremely dusty or abrasive environments** who need frequent replacements.

- **Those seeking reusable or washable filters**.

If your primary goal is **reliable, cost-effective filtration without sacrificing too much airflow**, this filter is a strong recommendation. For **ultra-low-restriction or reusable options**, consider premium alternatives like K&N or Mann filters.

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### **Recommendation**

- You need a **durable, affordable filter** for standard automotive or HVAC use.

- You prioritize **long service life** and **effective particulate capture** without extreme airflow restrictions.

- You want a **widely compatible** filter that fits multiple applications.

- You require **maximum airflow** (e.g., for high-performance engines).

- You operate in **extremely dirty environments** where filters clog quickly.

- You prefer **washable or reusable filters**.

**Final Verdict:** A **highly recommended** filter for most everyday users seeking a balance of quality and cost. Pair it with regular maintenance (e.g., checking for clogs or leaks) to ensure optimal performance.

Details:

Glad you stopped by. FILTERITE DFN 3-30UN-IX FILTER ELEMENT T213281 Brand:: FILTERITE, condition: This is a new item, without original packaging and includes 30 day warranty. Primary model Number:DFN 3-30UN-IX. We proudly sell hard-to-find parts, components, and machines to makers manufacturers.

part #: 330un price

• $200.00

specifications generapneumati:

• brand: Filterite
• mpn: 3-30un-ix
• part type: Filter

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• transit: 4-8 Days
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• cost: $13.17

general generapneumati:

• condition: Used
• Business Industrial > Hydraulics, Pneumatics, Pumps Plumbing > Other Hydraulics Pneumatics

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• started: April 17, 2026
• options: Ship-to-home
• availability: In Stock

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