Description
VAT 26440-QE21-0001
Reliable VAT vacuum isolation for demanding semiconductor, coating, and research vacuum systems
| Brand | VAT |
| Model | 26440-QE21-0001 |
| Voltage | 24 V DC control voltage |
| Country of Origin | Switzerland |
| Weight | Approximately 1.5 kg |
| Dimensions | Model-specific compact angle-valve body; nominal port dimensions not specified |
| Warranty | 6 months |
| Certifications | CE compliant; vacuum equipment conformity documentation may apply |
| SKU / MPN | 26440-QE21-0001 |
| What’s in the box | VAT vacuum angle valve, actuator assembly, factory documentation |
| Valve Type | Pneumatically actuated vacuum angle valve |
| Nominal Size | Model-specific; approximately DN40 class |
| Vacuum Range | High-vacuum service, approximately 10^-8 mbar to atmosphere |
| Seal Material | Fluoroelastomer elastomer seal |
| Actuation | Pneumatic actuator with electrical position indication |
| Connection | ISO-KF vacuum flange configuration, model-specific |
Key benefits: Fast isolation, robust construction, low outgassing design, dependable cycling, and easy integration into automated vacuum control systems
Typical applications: Vacuum chambers, semiconductor processing equipment, thin-film deposition, analytical instruments, load-lock systems, and laboratory vacuum lines
Lifecycle: New product suitable for long-term industrial service; maintenance and seal replacement depend on operating cycles and vacuum conditions
Our Advantages
Exact match for many brands
We make replacements easy with an exact match for almost any brand.
We use OEM catalogs to match your part number
Don't worry about ordering the wrong part by matching your part number with our OEM catalogs.
Competitively priced
Shop with confidence knowing we are offering very competitive pricing!
Orders usually ship the same day
Rest assured your order will arrive as soon as possible knowing we usually ship the same day.
Individually inspected
Before any package is shipped we carefully inspect every product to ensure quality.
Guaranteed for one full year
All of our New Surplus and Reconditioned products come with a 1 year warranty.
Run Business
Building a reputation for quality products at a reasonable price. Our inventory is far more extensive than what can be represented on our web site, so please call one of our knowledgeable salesmen with your specific needs.







Richard S. –
Arrived in perfect condition. Ran diagnostics, all outputs nominal.