• Product Details
KF40 Feedthroughs with one port USB3.0

Connection Type: Clamp.

USB3.0 Female To USB3.0 Male.

Application: High and ultra-high vacuum apparatus, semiconductor, aerospace etc.

Product parameters
KF40-1USB3.0SS304/SS316L5541.331.5 30.0 50.08
KF50-1USB3.0SS304/SS316L7552.340.0 30.0 50.08

Company Profile

Shanghai Hongyu Industrial Co., LTD [RubyVac] was founded in 2007.
RubyVac is an OEM/ODM manufacturer of vacuum components located in ZheJiang, China.  Our primary focus is in the field of high and ultra-high vacuum apparatus for the research and development disciplines as well as semiconductor, aerospace and other practical applications. RubyVac's product line includes industry standard devices and components as well as custom machined products and contract manufacturing.


  • Q
    Q1: Why would I choose you?
    A: We have been engaging in manufacturing vacuum fittings for over 15 years, outstanding in production capacity, effective management, accurate lead time, on-time shipments and problems-solving rate after sales.
  • Q
    Q2: How long is your delivery time?
    A: Generally it is 5-10 days if the goods are in stock. Or it is 15-20 days if the goods are not in stock, it is according to quantity.
  • Q
    Q3: Do you provide samples? Is it free or extra?
    A: Yes, we could offer the sample for free charge but do not pay the cost of freight.
  • Q
    Q4: What is your terms of payment?
    A: Payment<=2000usd, 100% in advance. Payment>2000USD, 30% T/T in advance, balance before shippment.
    For customized products: 50% T/T in advance, balance before shippment.
  • Q
    Q5: Do you accept OEM business?
    A. Yes, we are OEM supplier.

Basic Information
  • Year Established
  • Business Type
  • Country / Region
  • Main Industry
  • Main Products
  • Enterprise Legal Person
  • Total Employees
  • Annual Output Value
  • Export Market
  • Cooperated Customers


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They are all manufactured according to the strictest international standards. Our products have received favor from both domestic and foreign markets.
They are now widely exporting to 200 countries.

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