Product Overview
The VAT 12140-YY24-ASZ1/1566 is a high-precision vacuum isolation valve engineered by VAT Group, a global leader in vacuum valve technology. Operating on a pneumatically actuated gate mechanism, this valve is designed to provide reliable, leak-tight isolation of vacuum chambers and process lines in demanding industrial environments. Unlike hydraulic pumps or fluid-power displacement components, this valve functions strictly as a flow-control and isolation device, utilizing a pneumatically driven actuator to open and close a sealing gate against a precision-machined valve body. Its robust construction and exacting sealing performance make it an essential component in vacuum-dependent process systems where contamination control and pressure integrity are critical.
Technical Specifications
| Parameter | Specification / Feature |
|---|---|
| Component Type | Vacuum Isolation Valve (Pneumatic Gate Valve) |
| Model Designation | 12140-YY24-ASZ1/1566 |
| Manufacturer | VAT Group |
| Actuation Type | Pneumatic (Double-Acting / Spring-Return Configuration) |
| Valve Mechanism | Gate / Plate Sealing with Elastomer or Metal Seal |
| Operating Pressure Range | Standard Industrial Vacuum Grade (High Vacuum to Rough Vacuum Range) |
| Mounting & Connection | Standard ISO-K / CF Flange Interface (Manufacturer Standard) |
| Leak Rate | < 1 × 10⁻⁹ mbar·l/s (Helium Standard) |
Engineering Features & Advantages
- Precision Sealing Performance: The gate and seat geometry are precision-machined to deliver consistent, repeatable leak-tight isolation, maintaining vacuum integrity across thousands of actuation cycles.
- Pneumatic Actuation Reliability: The pneumatically driven actuator ensures rapid, consistent open/close response with minimal wear, reducing cycle time and extending service life in automated process lines.
- Industrial Reliability: Built for continuous operation under severe industrial conditions, including high-cycle vacuum processes, thermal variation, and particulate-laden environments.
- Direct Fit Replacement: Exact dimensional and functional compatibility with original OEM VAT valve specifications, ensuring drop-in replacement without modification to existing flange or actuator interfaces.
- Contamination Control: Designed to minimize particle generation and outgassing, making it suitable for cleanroom and high-purity vacuum applications.
Typical Industrial Applications
This vacuum isolation valve is widely deployed in semiconductor fabrication equipment (PVD, CVD, and etch chambers), vacuum coating and thin-film deposition systems, analytical instrumentation and mass spectrometry, and industrial vacuum furnaces and metallurgical processing lines. It is also commonly found in pharmaceutical freeze-drying systems and research-grade high-vacuum chambers where reliable, repeatable isolation is mandatory.
PRODUCT IMAGES
VAT 12140-YY24-ASZ1/1566 Vacuum Valve
⚡ Emergency Plant Maintenance & Ready-to-Ship Notice:
- Authentic & Fully Tested: 100% bench tested for hydraulic response, pressure rating, and null-bias stability before dispatch.
- Fast Dispatch: In-stock units ready for same-day dispatch via DHL / FedEx Express directly to your plant.
- Pre-Shipment Verification: High-definition photos, video testing runs, and serial number verification provided prior to shipment.
- Peace of Mind: Covered by our 12-Month Replacement Warranty.
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