Cylinder switches- T-groove (3.5 mm, continuous), Type F

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  T-groove (3.5mm) cylinder switch, 2-wire reed sensor, red LED

  ZSF 12
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  T-groove (3.5mm) cylinder switch, 2-wire reed sensor, red LED

  ZSF 12-M8
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  T-groove (3.5mm) cylinder switch, 2-wire solid-state sensor, red LED

  ZSF 22
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  T-groove (3.5mm) cylinder switch, 2-wire solid-state sensor, red LED

  ZSF 22-M8
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  T-groove (3.5mm) cylinder switch, Fully electronic sensor (reverse polarity protection), green LED

  ZSF 33
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  T-groove (3.5mm) cylinder switch, Fully electronic sensor (reverse polarity protection), green LED

  ZSF 33-M8