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Overview

Innovative solutions 

Zing Ear Group has specially developed the G303 series microswitch for Mercedes-Benz, featuring the following technological breakthroughs: 

High safety standards: Must comply with international safety regulations such as ECE R17 to prevent accidental unlocking during driving. 

Harsh environment adaptability: IP67 protection class, passed salt spray test for 1000 hours 

Long service life requirement: Pass over 100,000 cycle tests to ensure reliability throughout the entire life cycle of application.

Safety improvement: 100% pass Mercedes-Benz 48-hour continuous vibration test. Buffer mechanism design reduces mechanical shock by 60%. 

Quality performance: The first self-cleaning contact structure eliminates poor contact caused by dust.


Advantages

  • 01
    Military-grade security protection
    Passed ISO functional safety certification Dual redundant contact design, with a failure rate lower than 0.1 ppm Ensures 100% reliable locking in emergency situations
  • 02
    Extremely long service life
    Using special alloy springs and nano-coated contacts Mechanical lifespan exceeds 500,000 cycles (industry standard is 100,000 cycles) Temperature rise is controlled within 15K, preventing material aging
  • 03
    Adaptability to extreme environments
    Operating temperature range: -55℃ to 150℃ Passed 96-hour salt spray and 100G mechanical shock tests Complies with Mercedes-Benz's most stringent VDA6.3 quality standards
  • 04
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