SHR AUTOSENSOR TECH LIMITED Engineering RFQ Support

About Us

About SHR AUTOSENSOR TECH LIMITED

MiRelay high-voltage switching component brand and engineering support site

Who We Are

SHR AUTOSENSOR TECH LIMITED operates the MiRelay high-voltage switching component brand for reed relays, mercury wetted relays, relay modules, HV DC contactors and magnetic sensor solutions. The site supports OEM engineering teams, sample buyers and sourcing teams with datasheets, cross-reference review, RFQ confirmation and application guidance.

Unlike trading companies, we are a True Manufacturer. Our IATF 16949 certified facility in Shanghai specializes in solving complex switching challenges for the Semiconductor Test (ATE), Electric Vehicle (EV), and Medical industries.

We hold over 20 patents in arc extinguishing and ceramic brazing technology.

MiRelay Factory Building Shanghai

Global Headquarters & Manufacturing Center, Shanghai

12+

Years R&D Experience

800+

Global Enterprise Clients

20kV

Max Voltage Technology

100%

In-House Manufacturing

State-of-the-Art Facilities

Our Shanghai production base utilizes automated winding, vacuum sealing, and rigorous testing lines to ensure zero-defect quality for automotive and medical applications.

Our Path of Innovation

From relay product development to a broader high-voltage switching component catalog, the site presents MiRelay product resources and engineering support from SHR AUTOSENSOR TECH LIMITED.

2024
Recognized as a “Specialized & Innovative SME”. Expanded production for HVR Series.
2022
Launched Advanced DC High-Voltage Contactors (EVP Series). Awarded High-Tech Enterprise status.
2021
MiRelay brand resources were organized for high-voltage reed relay, contactor and sensor product lines.
2018
Achieved IATF 16949 certification, entering the Electric Vehicle (EV) supply chain.
2015
Developed Mercury Wetted Relays for 3rd Gen Semiconductor Testing.
2011
Launch of HVR Series (High Voltage Reed Relays).
2010
Formation of the relay product department.

Quality & Compliance

We adhere to the strictest international standards to ensure safety and reliability.

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IATF 16949:2016

Certified for Automotive Quality Management Systems. Essential for EV & BMS applications.

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ISO 9001:2015

International standard for Quality Management Systems ensuring consistent product quality.

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RoHS & REACH

All products are compliant with EU environmental directives for hazardous substances.

Trusted by 800+ Clients

We are proud to serve leaders in New Energy, Semiconductor, and Medical fields.

CATL CATL Star Charge Star Charge BYD BYD Sinexcel Sinexcel NAURA NAURA Mindray Mindray GW Instek GW Instek Chinese Academy of Sciences

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