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Quick Details

  • Place of Origin: Shaanxi, China (Mainland)
  • Brand Name: WANYI
  • Model Number: SFJ-211
  • Supply voltage: 220v±10%,50Hz
  • Maximum operating current: 6A
  • Test port specifications: DN25 ISO-KF
  • Weight: 72kg
  • Can detect the smallest leak rate: 5*10-12Pa.*m3/s
  • Detection range: 10-3 ~10-2 Pa.*m3/s
  • Maximum air inlet pressure: 1000Pa
  • Response time: <1s
  • Sniffing mode: 1*10-8 Pa.*m3/s
  • Product number: FZhzp004

Packaging & Delivery

Packaging Details wooden case
Delivery Time Shipped in 10 days after payment



SFJ-211 helium leak detectors will be widely used in semiconductor process equipment maintenance, industrial gas detection and installation of systems, components in the assembly before the leak rate test and requires high pumping speed, high sensitivity and clean testing conditions of applications.


Operation is very simple, usually only use two keys(leak detection key and Deflation key)

Imports multi-port molecular pump

Double filament automatically switch

Automatic zero

Automatic calibration

Automatic range switching

Matched with a cart

Technical parameters

Can detect the smallest leak rate             5×10-12Pa.·m3/s

Detection range                                        10-3 ~10-2 Pa.·m3/s

Maximum air inlet pressure                       1000Pa

Response time                                          <1s

Sniffing mode                                             1×10-8 Pa.·m3/s

Ambient temperature                                 5°~35°C

Relative Humidity                                       <80%

Supply voltage                                           220v±10%,50Hz

Maximum operating current                         6A

Test port specifications                               DN25  ISO-KF

Dimensions                                                 W900×D560×H650

Weight                                                        72kg

Suction gun                                                 Standard 2.5m(According to customer requirements) 






Dear customer, 

  We ,Xi’an Yima Opto-electrical Technology Com.,Ltd. is an integrated economic entity of R&D,manufacturing and trading with over 20 years of history . 

  Our business scope covers various fields such as biochemical analysis,environmental protection,industrial testing, bioscience,medical apparatus and instruments,internet technology and some frontier science. 

  Through a long-time development,we own a national resources system of various professional talents , abundant supply for various components &parts and special materials, full producing &processing equipments , strong Technological standardization and a complete quality assurance system. 

  If you need OEM or ODM in manufacturing ,scientific research , market development and or you want to build your own brand in your country, it’s our honor to cooperate with you.In this way ,we have developed many products for our customers from the USA, Europe and South Africa and got good feedback on Alibaba. 

 We firmly believe that science and technology is no boundaries. 

 Our mission is to make every effort to contribute to all humanity.



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China (Mainland) | Manufacturer, Trading Company
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The supplier’s transactions conducted via Alibaba.com in the past 6 months.
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Supplier's Trade Assurance Limit: US $46,000
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