Replacement Oxygen (O2) sensor for the MSA Altair 4. Sensor is a compatible version and is produced by Alphasense, the same company that produces OEM sensors. MSA Equivalent PN: 10089163

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Product Review

Replacement Oxygen (O2) sensor for the MSA Altair 4. Sensor is a compatible version and is produced by Alphasense, the same company that produces OEM sensors. MSA Equivalent PN: 10089163

  • Meets specs for the MSA Altair 4 gas detector
  • Sensor Manufacturer Date Code Current Month or -1 Month. Last 3 of SN: MMY
  • 2 Year Seller Replacement Warranty
  • MSA Equivalent PN: 10089163

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