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Competitor Part · Pall Ultrafilter Equivalent Pharma Validated

Switching from
Pall Posidyne NLZ (0.45 µm)?

The Ultrafilter PF-N6DL is the direct equivalent for the configurations listed below. Nylon 6,6 membrane, double layer, positive zeta.

What it is: 0.45 µm charge-modified Nylon 6,6 — samples retain >10⁷/cm² S. marcescens. Validated for beverage spoilage organism. NOT validated for B. diminuta sterilizing.

Use for: Beverage spoilage control + endotoxin/fine-particle retention. Premium bottled water final filter where charge-based contaminant retention is important.

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Ultrafilter PF-N6DL · Nylon 6,6 membrane, double layer, positive zeta

Verified Ultrafilter equivalents

PF-N6DL

Ultrafilter equivalent family

Pharma

Application grade

Yes

Validation pack available

Part number cross-reference

Point for point.

4 Pall part numbers listed, 1 with a verified Ultrafilter equivalent. For the others our filtration experts recommend the right replacement. Pall values from published datasheets.

Part Numbers		Length		Rating		Adapter		Seal
Pall SKU	Ultrafilter SKU	Competitor	UF Code	Competitor	UF Code	Competitor	UF Code	Competitor	UF Code
AB3NLZ7PH4	PF-N6DL···· Unlock · Quote	762 mm (30")	3	0.45 µm S. marcescens validated + Zeta+	0.45 µm Nylon 6,6 double layer 0.45 + 0.45 µm, positive zeta	SOE fin end, 226 O-rings, 2 locking tabs	Code 7	Silicone Elastomer	Silicone
AB1NLZ7PH4	Talk to an expert →	254 mm (10")	—	0.45 µm S. marcescens validated + Zeta+	—	SOE fin end, 226 O-rings, 2 locking tabs	—	Silicone Elastomer	—
AB2NLZ7PH4	Talk to an expert →	508 mm (20")	—	0.45 µm S. marcescens validated + Zeta+	—	SOE fin end, 226 O-rings, 2 locking tabs	—	Silicone Elastomer	—
AB4NLZ7PH4	Talk to an expert →	1016 mm (40")	—	0.45 µm S. marcescens validated + Zeta+	—	SOE fin end, 226 O-rings, 2 locking tabs	—	Silicone Elastomer	—

4 part numbers · 1 verified

Technical note

Intended use.

Technical guidance only

Verify fitness for your specific application and regulatory context before qualifying any replacement.

Technical Documents

Datasheet Posidyne Data File (Cytiva)

Published by Cytiva · opens in new tab

Why switch

Verified replacement.
Built in Germany.

01 · Verified match

Nylon 6,6 membrane, double layer, positive zeta.

Every part number shown with an Ultrafilter number is matched for length, retention rating, end cap and seal.

02 · Expert support

No part number listed?

For part numbers marked “Talk to an expert”, our filtration engineers recommend the right Ultrafilter element for your housing and application.

03 · European supply chain

German manufacturing. Direct access.

Manufactured in Germany. Direct technical support, application-specific configuration, and rapid re-supply for critical filtration lines.

Ready to switch?

Request a quote for the
Ultrafilter equivalent.

Send us your Pall part number. We will confirm the direct replacement, spec sheet, and pricing within one business day.

Request a quote for the Ultrafilter equivalent → View full PF-N6DL specification →

Cross-reference note

Pall Posidyne NLZ (0.45 µm) is a product of Pall Corporation. Pall is a registered trademark of Pall Corporation. Ultrafilter GmbH has no affiliation with Pall Corporation. This cross-reference is provided as technical guidance only. Verify fitness for your specific application and regulatory context before qualifying any replacement.

Pall Posidyne NLZ (0.45 µm) Cross-Reference