Pfeiffer

The Pfeiffer D 35614 Asslar is a dry vacuum pump. The identified unit is a Pfeiffer model D 35614 Asslar.[1]
The listed equipment details include a flow of 83 m³/h, 3-phase 208 V operation at +20%/-10% and 6 A, or 1-phase 230 V operation at +/-10% and 12 A, with 50/60 Hz frequency. The lubricant noted is F5, described as Pfeiffer recommended lubricant.[1]
Documented failure modes, common issues, and field considerations.
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The following facts about the D 35614 Asslar Dry Vacuum are absent from this record as of this revision. First-hand knowledge or a citation closes a gap; every submission is reviewed before publication.
No publicly documented production dates or lifecycle milestones (introduction, end of production, EOL) for the D 35614 Asslar Dry Vacuum are on record.
Answerable by: OEM historical records or a trade-press announcement
No publicly documented variants, configuration options, or revision breakpoints of the D 35614 Asslar Dry Vacuum are on record.
Answerable by: an OEM product catalog or an engineer who ordered or specified the tool
The control-system platform and OS era of the D 35614 Asslar Dry Vacuum are not on record.
Answerable by: an engineer who operated it or OEM installation records
The process node or technology generation of the D 35614 Asslar Dry Vacuum is not on record.
Answerable by: an OEM datasheet or a fab qualification report
No publicly documented compatible parts, consumables, or accessories for the D 35614 Asslar Dry Vacuum are on record.
Answerable by: an OEM parts catalog or a service engineer
Last updated Jul 29, 2026.
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