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SPTS

CET25

Etch25-wafer batchSPTS CET25 family
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The SPTS CET25 is a 25-wafer batch process module for HF vapor release etch for MEMS. The CET25 is designed for medium to high volume production applications.[1][2]

CET25 — web.archive.org
Fig. 01CET25web.archive.org[1]

What it is

The SPTS CET25 is an etch tool for HF vapor release etch for MEMS.[1][2][5]

The CET25 is a 25-wafer batch process module designed for medium to high volume production applications.[1][2][5]

How it works

The CET25 integrates a process chamber, gas and liquid panel, and pressure control components within a small footprint.[1][2]

The CET25 includes extensive process control and monitoring functions intended to support yield, reliability, repeatability, and uptime in volume production.[1][2]

Where it fits in the process flow

The CET25 supports various cluster configurations and can support multiple process modules.[1][2]

Applications

The CET25 is used for HF vapor release etch for MEMS.[1][2][5]

The CET25 is intended for medium to high volume production applications.[1][2]

  • MEMS
  • Medium to high volume production applications

What do the numbers mean?

Vacuum & pumping1

Key benefits
High throughput; process chamber, gas and liquid panel, and pressure control components within a small footprint; extensive process control and monitoring functions[1]
Accurate?

Wafer handling1

Batch size
25-wafer batch[1]
Accurate?

Configuration & options4

Process type
HF vapor release etch for MEMS[1]
Accurate?
Target application
Medium to high volume production applications[1]2 sources
Accurate?
Configuration support
Various SPTS cluster configurations with the ability to support multiple process modules[1]
Accurate?
Configuration support
Various SPTS cluster configurations with ability to support multiple process modules[1]
Accurate?

Vintage & configurations

Documented models & variants

DesignationGenerationVintageChangesSource
Primaxx CET25-CPX———fabsurplus.com[3]
Primaxx CET25-VPX———auction.fabexchange.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.

  • Key benefitsHigh throughput; process chamber, gas and liquid panel, and pressure control components within a small footprint; extensive process control and monitoring functions[1]

Where are the manuals?

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Not publicly documented

Field notes

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Frequently asked questions

What batch size does the CET25 use?

The CET25 uses a 25-wafer batch.[1][2]

What process does the CET25 perform?

The CET25 performs HF vapor release etch for MEMS.[1][2][5]

What production setting is the CET25 aimed at?

The CET25 is designed for medium to high volume production applications.[1][2]

What system features are highlighted for the CET25?

The CET25 highlights a process chamber, gas and liquid panel, and pressure control components within a small footprint, along with extensive process control and monitoring functions.[1][2]

Can the CET25 be used in cluster configurations?

The CET25 supports various cluster configurations and can support multiple process modules.[1][2]

Not publicly documented

The following facts about the CET25 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 CET25 are on record.

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

  • The control-system platform and OS era of the CET25 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 CET25 are on record.

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

  • The process node or technology generation of the CET25 is not on record.

    Answerable by: an OEM datasheet or a fab qualification report

  • No publicly documented compatible parts, consumables, or accessories for the CET25 are on record.

    Answerable by: an OEM parts catalog or a service engineer

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Sources & citations

Sources (5)Every fact above is drawn from these public sources
  1. [1]web.archive.org — web.archive.orgweb.archive.org
  2. [2]CET25 — SPTS | Specs, Sourcing & Service | Waferpedia — waferpedia.comwaferpedia.com
  3. [3]fabsurplus.com — fabsurplus.comfabsurplus.com
  4. [4]auction.fabexchange.com — auction.fabexchange.comauction.fabexchange.com
  5. [5]SPTS CET25 family | Waferpedia — waferpedia.comwaferpedia.com
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Last updated Oct 10, 2026.

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