Hot-selling Sht21 Humidity Sensor - Stainless Steel Sintered Filter Cover Cups For Temperature Humidity Sensor Detects – HENGKO

1. Large air permeability, fast gas humidity flow and exchange rate

2. Excellent ability of anti-dust, anti-corrosion and waterproof（IP65）

3. Protecting PCB modules from dust, particulate pollution and oxidation of most chemicals to ensure sensors a long-term stable operation, higher reliability and long service life

4. Remarkable performance in harsh environment such as small space, long distance space, pipe, trench, wall pass mounting, high pressure space, vacuum chamber, test chamber, large flow mediums, high humidity area, high temperature and heat environment, hot drying process, dangerous zones, explosive environment containing explosive gas or dust, etc

5. 150 bar anti-pressure capability

6. Seamless integrated, shedding-free

<img src="/uploads/HTB1x7FrlFYqK1RjSZLeq6zXppXaA.jpg" alt="sintered stainless steel porous sintered sensor" width="750" ori-width="800" ori-height="800">

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<img src="/uploads/HTB11rJba5nrK1Rjy1Xc761eDVXaF.png" width="750" height="806">

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Q1.  Is it waterproof?

-- Yes, waterproof grade can be IP65.

Q2. Can pore size be customized? 

-- No problem, but most of clients have chosen 30-40um, 40-50um, 50-60um, 60-70um, and 70-90um.

Q3. What's the max negative pressure?

-- -In general, it is 5 Mpa.