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Hall Switches/Sensors/Elements:
 Hall Linear ICs & Elements
 Unipolar Hall Switch ICs
 Bipolar Hall Switch ICs
 Hall Gear Tooth Sensor ICs
Hall Current Sensors/Transducers:
 Closed Loop Sensors (PCB Mounting)
 Closed Loop Sensors (Rectangle Window)
 Closed Loop Sensors (Round Window)
 Open Loop Sensors (PCB Mounting)
 Open Loop Sensors (Rectangle Window)
 Open Loop Sensors (Round Window)
 Digital Hall Current Sensors
Electromagnetic Sensors and Switches:
 Hall Voltage Sensors/Transducers
 Hall Vane Speed Sensors
 Hall Gear Tooth Speed Sensors
 Hall Proximity Switches
 Magnetoresistive Speed Sensors
 Tunneling Magnetoresistive Switches
Current & Voltage Sensors/Transformers:
 DC Current Sensors/Transducers
 AC Current Sensors/Transducers
 Leakage Current Sensors/Transducers
 AC Current Transformers
 DC Voltage Sensors/Transducers
 AC Voltage Sensors/Transducers
Measuring Devices and Instruments:
 Magnetic Measuring Instruments/Devices
 Electric Measuring Instruments/Devices
 New Products of Sensors/Instruments
Permanent Magnets:
 NdFeB Neodymium Magnets
 SmCo Samarium Cobalt Magnets
 Aluminium Nickel Cobalt Magnets

Innovative Products:

  • Precise Hall Effect Current Sensors
  • Electric and magnetic Measuring Instruments
  • Precise Measuring Systems of Current and Voltage
  • Custom made sensors & Systems etc.
Innovative Technologies:

  • Analog & Digital Signal Processing
  • System Calibration and Error Compenation & Correction
  • Digital self-correction algorithms
  • Optimization of Sensors & Systems etc.
Competent Team:

  • R & D team educated in Germany
  • Sales & service team trained in Germany
  • German management system of production
  • ISO9001:2015 Management System etc.
Digital Hall Effect Current Sensors:

  • DC/AC current measurement
  • High measuring accuracy
  • Analog and digital output signal (0-5V, 0-10V, RS-485 Modbus)
  • Data communication with computer via USB cable for further processing
  • High isolation between primary and secondary circuits
  • Many applications to industry and renewable energy equipment etc.
Gaussmter CYGM99A and Hall Probes:

  • Wide measuring range and high resolution
  • A low-cost measuring device, which is easy to operate, portable and convenient to handle and store.
  • Ideal for quick quality checks and comparative measurements, with built-in polarity display
  • Data communication with computer via USB cable for further processing
  • Remote control by computer
Hall Effect Sensor ICs and Elements:

  • Hall Effect Gear Tooth Sensor ICs
  • Linear Hall Effect Sensor ICs
  • GaAs Hall Effect Linear Sensor Elements
  • InSb Hall Effect Elements
  • Unipolar Hall Effect Switch ICs
  • Bipolar Hall Effect Latching Switch ICs
  • Omni-polar Hall Effect Switch ICs
  • Dual-Channel Hall Effect Switch ICs

Technologies (HK) Co., Limited
Rm 707, 7/F, Treasure Centre,
42 Hung To Road, Kwun Tong,
Kowloon, Hong Kong
Tel.: +852-2763 6089
Fax: +852-2305 9756
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