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NIS-09C Ionization ION Smoke Sensor 33.3KBq

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  • Jameco Part no.: 2290879
  • Manufacturer: Jameco Valuepro
  • Manufacturer no.: NIS-09C
  • Electronics Parts Locator
  • This item is discontinued and is not
    recommended for new designs.
# of units Price
1+ $4.95
10+ $4.49
50+ $3.95
100+ $3.59
500+ $3.29

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NIS-09C Ionization ION Smoke Sensor 33.3KBq

NIS-09C is an ionization smoke sensor containing a tiny amount of 241 americium radioisotope, however the sensor itself is fully covered by metallic housing so that no radiation leaks outside of the sensor. NIS-09C is completely Pb-free sensor.

Remarks: The IC appeared in the above circuit, MC14466 may not be on the market any more. Compatible ICs will be MC14468, A5367, and A5368 etc.


  • Voltage: DC 7 to 12V or less
  • Current: 27 ± 3pA
  • Radiation source: Americium 241, 33.3KBq
  • Ambient temp.: 0 to 50°
  • Ambient humidity: Less than 95% RH
  • Output in clean air: 5.6 ± 0.4V
  • Smoke sensitivity 2%/foot Cotton thread: 0.6 ± 0.1V

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Specification Value
Sensor TypeHall Effect

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