Pfeiffer
DCU 400 Digital Control Unit Turbomolecular Pump Controller
The Pfeiffer DCU 400 is a digital control unit for turbomolecular pumps with an integrated mains power unit. The DCU 400 provides a 48 V DC output at 8.4 A (approximately 400 W). The DCU 400 features a front LCD and keypad, and uses convection cooling.[1][2][3]
What it is
How it works
Applications
The DCU 400 is used with turbomolecular pumping hardware in vacuum systems. The unit is suited to pump control and monitoring in setups that require electronic drive control and pressure-gauge connection.[2]
What do the numbers mean?
Power & electrical6
Vacuum & pumping2
Dimensions & facilities2
Configuration & options13
- Front LCD + keypad[1]
What does it need to run?
Site utility requirements, footprint, and infrastructure needed to install and operate this tool. Sourced from public records.
- Input Power100 – 240 V AC, 5.2 – 1.7 A, 50/60 Hz[1]
- Output Power48 V DC @ 8.3 A (≈ 400 W)[1]
- Output Voltage48 V DC (± 2 %)[3]
- Input Voltage (mains)115-230 V AC (-20/+15%), 50/60 Hz[2]
- Air Pressure86 kPa - 106 kPa[2]
- Recommended Electronic Drive UnitsTC 400 (48 V DC), TC 120 (48 V DC), TM 700[3]
- Device typeDigital Control Unit / Turbomolecular Pump Controller[1]
- Input voltage115/230 V AC (-20/+15%), 50/60 Hz[2]
Where are the manuals?
Generated from public-source data on file. Enter your email to access — nothing is published; details are routed privately.
Not publicly documented
Field notes
No research found yet — worked with this tool? Share what you know.
Frequently asked questions
Not publicly documented
The following facts about the DCU 400 Digital Control Unit Turbomolecular Pump Controller 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 DCU 400 Digital Control Unit Turbomolecular Pump Controller are on record.
Answerable by: OEM historical records or a trade-press announcement
No publicly documented variants, configuration options, or revision breakpoints of the DCU 400 Digital Control Unit Turbomolecular Pump Controller 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 DCU 400 Digital Control Unit Turbomolecular Pump Controller 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 DCU 400 Digital Control Unit Turbomolecular Pump Controller are on record.
Answerable by: a field service engineer, process engineer, or maintenance technician
The process node or technology generation of the DCU 400 Digital Control Unit Turbomolecular Pump Controller is not on record.
Answerable by: an OEM datasheet or a fab qualification report
No research found yet — worked with this tool? Share what you know.
Sources & citations
Sources (4)Every fact above is drawn from these public sources
- [1]Inventory photo
- [2]idealvac.com — idealvac.comidealvac.com
- [3]ptbsales.com — ptbsales.comptbsales.com
- [4]DCU 400 Digital Control Unit Turbomolecular Pump Controller — Pfeiffer | Specs, Sourcing & Service | Waferpedia — waferpedia.comwaferpedia.com
Last updated Oct 17, 2026.
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