Oxygen Sensors/World leader in gas sensing innovation

Lead-Free Electrochemical Type Oxygen Sensors Meets RoHS2 directive Long life KE-LF Series Galvanic type TGS4260 Potentiostatic Electrolysis type


KE-LF Series

  • Galvanic type
  • Long life
  • Weak acid electrolyte
  • Simple circuit
  • Virtually no interference from CO2



  • Potentiostatic electrolysis type
  • Compact / Industrial standard package
  • Quick response
  • Wide operating temperature range
  • No position dependency

The KE-LF Series are lead-free galvanic oxygen sensors developed by Maxell, Ltd in Japan. Each model of oxygen sensor has its own characteristic features to meet your different application needs. The KE-25LF and KE-25F3LF offer a good balance between response time and long life expectancy of up to 5 years in ambient air, while the KE-25F3LFM has an extended measurement range up to 100%Vol. oxygen. The KE-12F3LF is perfect for applications that require fast response. And the KE-50LF has the longest lifetime in the lineup, up to 10 years. Explore the complete line of KE-LF Series sensors to find the best sensor model for your applications ranging from environmental monitoring, safety, and food processing to healthcare and medical applications.

TGS4260 is a potentiostatic electrolysis type oxygen sensor which has a wide measuring range and a wide operating temperature range. Its performance is compliant with the technical requirements of relevant US and European standards. It is easy to incorporate this sensor in size oriented applications such as portable oxygen detectors and multi-gas detectors.

Click [Detailed information] for more details on each product.

Model number Sensing principle Features Detection range Product information
KE-12F3LF Galvanic cell type - Quick response 0-30% Detailed information
Galvanic cell type - Good balance between response time and life expectancy 0-30%
KE-50LF Galvanic cell type - Long life for 10 years 0-30% Detailed information
KE-25F3LFM Galvanic cell type - Wide detection range
- Long life for 6 years
0-100% Detailed information
TGS4260 Potentiostatic electrolysis type - Compact
- Quick response
- Wide operating temperature range
0-25% Detailed information

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