Waferpedia

Perkin Elmer

Diode Ion

Perkin Elmer Diode Ion family
Research Quality: 40% complete

Provisional entry — research in progress

This page was generated automatically from cited public sources and hasn't completed the full research pass yet. Every specification shown carries its source; more detail is added as research completes.

The Perkin Elmer Diode Ion Pump is a vacuum pump. The Perkin Elmer 203-2500 Diode Ion Pump has a rated pumping speed of 25 L/s. The Perkin Elmer 203-2000 Diode Ion Pump has a rated pumping speed of 20 L/s.[1][2]

Diode Ion — Inventory photo
Fig. 01Diode IonInventory photo[3]

What it is

Perkin Elmer produced several models within the Diode Ion family, including the 203-2500 and the 203-2000. The 203-2500 model is rated at 25 L/S. The 203-2000 model is rated at 20 L/S.[1][2]

What do the numbers mean?

Vacuum & pumping6

Pumping Speed
25 L/S[1]
Accurate?
Pumping Speed
20 L/S[2]
Accurate?
Pumping Speed
220 L/s[4]
Accurate?
Type
Differential/Noble Diode Ion Pump[4]
Accurate?
Pumping speed (203-2000)
20 L/s[2]
Accurate?
Pumping speed (203-2500)
25 L/s[1]
Accurate?

Configuration & options3

Model
203-2500[1]
Accurate?
Model
203-2000[2]
Accurate?
Flange Type
8.00" CFF[4]
Accurate?

Vintage & configurations

Documented models & variants

DesignationGenerationVintageChangesSource
203-2000——Pumping speed: 20 L/Swaferpedia.com[2]
203-2500——Pumping speed: 25 L/Ssurplus.ucsd.edu[1]
RPE-220-DI——Rebuilt version, 220 L/s, 8.00" CFF flangeduniway.com[4]
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What does it need to run?

Site utility requirements, footprint, and infrastructure needed to install and operate this tool. Sourced from public records.

  • Pumping Speed25 L/S[1]
  • Pumping Speed20 L/S[2]
  • Pumping Speed220 L/s[4]
  • TypeDifferential/Noble Diode Ion Pump[4]
  • Pumping speed (203-2000)20 L/s[2]
  • Pumping speed (203-2500)25 L/s[1]

Where are the manuals?

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Not publicly documented

Field notes

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Frequently asked questions

What is the pumping speed of the Perkin Elmer 203-2500 diode ion pump?

The 203-2500 is rated at 25 L/s.[1]

What is the pumping speed of the Perkin Elmer 203-2000 diode ion pump?

The 203-2000 is rated at 20 L/s.[2]

Not publicly documented

The following facts about the Diode Ion 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 Diode Ion are on record.

    Answerable by: OEM historical records or a trade-press announcement

  • The control-system platform and OS era of the Diode Ion are not on record.

    Answerable by: an engineer who operated it or OEM installation records

  • No publicly documented failure modes or field errata for the Diode Ion are on record.

    Answerable by: a field service engineer, process engineer, or maintenance technician

  • The process node or technology generation of the Diode Ion is not on record.

    Answerable by: an OEM datasheet or a fab qualification report

  • No publicly documented compatible parts, consumables, or accessories for the Diode Ion are on record.

    Answerable by: an OEM parts catalog or a service engineer

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Sources & citations

Sources (4)Every fact above is drawn from these public sources
  1. [1]surplus.ucsd.edu — surplus.ucsd.edusurplus.ucsd.edu
  2. [2]waferpedia.com — waferpedia.comwaferpedia.com
  3. [3]Inventory photo
  4. [4]duniway.com — duniway.comduniway.com
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Last updated Sep 27, 2026.

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