Genuine VAT 20446-UE24-ACQ1 VMUS-2 Throttle Valve 3870-04172 | Vacuum Process Control — Verified Source
Technical Specifications
| Parameter | Value |
|---|---|
| Manufacturer | VAT Group AG |
| Part Number (OEM) | 20446-UE24-ACQ1 |
| Series | VMUS-2 |
| Reference P/N | 3870-04172 / 99F0065 |
| Product Type | Throttle Valve (Vacuum Control Valve) |
| Application | Semiconductor / Thin-Film / Industrial Vacuum Process |
| Condition | New / Refurbished (specify at inquiry) |
| Origin | Switzerland (VAT Group AG) |
| Warranty | 90-Day Konmask Verified Warranty |
Our 4-Step Quality Verification Process
Every VAT component shipped from Konmask.com passes a rigorous 4-step inspection before dispatch:
- Source Authentication — Parts are traced to authorized VAT distribution channels or verified OEM surplus. Counterfeit-free guarantee.
- Visual & Dimensional Inspection — Housing, actuator, seals, and port geometry are checked against VAT factory drawings.
- Functional Bench Test — Valve actuation, leak-down, and response time are verified under controlled conditions where applicable.
- Documentation Review — Serial number, date code, and labeling are cross-referenced with manufacturer records before packaging.
Key Features & Benefits
- Precision throttle control for high-vacuum and ultra-high-vacuum (UHV) process chambers
- VMUS-2 series: compact motorized design with high positional repeatability
- Low particle generation — critical for semiconductor fab environments
- Compatible with standard VAT controller interfaces (analog / digital)
- Robust anodized aluminum body with CF/ISO flange options
- Fast response time for dynamic pressure regulation loops
- Sourced and verified by Konmask.com — your trusted industrial automation partner
Typical Applications
- CVD / PVD / ALD semiconductor deposition chambers
- Dry etch and plasma process tools
- Flat-panel display (FPD) manufacturing equipment
- Solar cell thin-film deposition lines
- Research & development vacuum systems
- Industrial leak-test and vacuum-packaging equipment
Compatible System Components
- VAT VTMC / VTSE series valve controllers
- VAT Series 61 / 62 / 65 gate valves (upstream isolation)
- Pfeiffer, Edwards, Leybold turbomolecular pump systems
- MKS Instruments pressure transducers and flow controllers
- Brooks / Horiba mass flow controllers (MFC)
Need a complete bill of materials for your process tool? Contact our technical team for a matched component list.
Global Sourcing & Shipping Capabilities
- Stock availability: Inquire for real-time inventory status — we maintain safety stock on high-demand VAT SKUs
- Lead time: In-stock orders typically ship within 1–3 business days; sourced orders within 7–15 business days
- Shipping regions: Worldwide — Asia-Pacific, North America, Europe, Middle East
- Export compliance: All shipments are screened against applicable export control regulations (EAR / ECCN)
- Packaging: ESD-safe, anti-static foam, double-boxed for international freight
- Customs documentation: Commercial invoice, packing list, and COO certificate provided on request
Certifications & Compliance Statement
VAT Group AG manufactures to ISO 9001 quality management standards. The VMUS-2 throttle valve series is designed to comply with applicable CE directives for industrial machinery. Konmask.com operates as an independent stocking distributor and does not represent VAT Group AG as an authorized agent. All trademarks, part numbers, and brand names remain the property of their respective owners and are referenced solely for product identification purposes.
How to Order
- Confirm your requirement — Verify the part number (20446-UE24-ACQ1) against your equipment BOM or service manual.
- Request a quote — Email [email protected] or use the contact form with your quantity, required condition (new/refurbished), and delivery timeline.
- Receive proforma invoice — We issue a detailed PI within 1 business day including unit price, shipping cost, and lead time.
- Confirm & pay — Accepted methods: T/T bank transfer, PayPal, credit card via Shopify checkout.
- Shipment & tracking — Full tracking number and shipping documents provided upon dispatch.
Authenticity & Trust FAQ
Q: How do I know this is a genuine VAT part?
A: Every unit passes our 4-step verification process (see above). We provide the original VAT label, serial number, and date code. If you have any doubt after receipt, we offer a full return within 30 days.
Q: Do you offer a warranty?
A: Yes — 90-day Konmask Verified Warranty covering defects in materials and workmanship. Extended warranty available on request.
Q: Can you source other VAT part numbers?
A: Absolutely. We source across the full VAT product portfolio. Send us your part list and we will respond with availability and pricing within 24 hours.
Q: What if the part doesn’t fit my system?
A: Contact us before ordering — our technical team will cross-reference your equipment model and confirm compatibility at no charge.
Q: Do you accept returns?
A: Yes. Unused parts in original packaging may be returned within 30 days. Please review our Returns Policy for full terms.
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Original Source: https://Konmask.com
Contact: [email protected] | +0086 19859288691
