Not every Pall Posidyne NDZ (0.04 µm virus reduction) configuration has an exact Ultrafilter match. Our filtration experts review your part number and application and recommend the right replacement.
What it is: 0.04 µm charge-modified Nylon 6,6 — finest Posidyne grade. Sterilizing-grade with validated retrovirus reduction (typical MuLV, HIV TR 10⁵). Combines tightest pore + Zeta+.
Use for: Pharma virus-reduction on plasma fractions, vaccine intermediates, biologicals where retrovirus risk is documented.
Response within one business day · No obligation
4 Pall part numbers listed. Ultrafilter replacement on request — talk to a filtration expert. 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 |
| AB1NDZ7PH4 | Talk to an expert → | 254 mm (10") | — | 0.04 µm virus reduction sterilizing + Zeta+ | — | SOE fin end, 226 O-rings, 2 locking tabs | — | Silicone Elastomer | — |
| AB2NDZ7PH4 | Talk to an expert → | 508 mm (20") | — | 0.04 µm virus reduction sterilizing + Zeta+ | — | SOE fin end, 226 O-rings, 2 locking tabs | — | Silicone Elastomer | — |
| AB3NDZ7PH4 | Talk to an expert → | 762 mm (30") | — | 0.04 µm virus reduction sterilizing + Zeta+ | — | SOE fin end, 226 O-rings, 2 locking tabs | — | Silicone Elastomer | — |
| AB4NDZ7PH4 | Talk to an expert → | 1016 mm (40") | — | 0.04 µm virus reduction sterilizing + Zeta+ | — | SOE fin end, 226 O-rings, 2 locking tabs | — | Silicone Elastomer | — |
Technical guidance only
Verify fitness for your specific application and regulatory context before qualifying any replacement.
Our filtration experts compare your Pall Posidyne NDZ (0.04 µm virus reduction) with the Ultrafilter range and recommend the element that fits your application.
For part numbers marked “Talk to an expert”, our filtration engineers recommend the right Ultrafilter element for your housing and application.
Manufactured in Germany. Direct technical support, application-specific configuration, and rapid re-supply for critical filtration lines.
Send us your Pall part number. We will recommend the right Ultrafilter replacement, spec sheet, and pricing within one business day.
Cross-reference note
Pall Posidyne NDZ (0.04 µm virus reduction) 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.