2 pcs QRA2 Flame Detector Burner Electric Eye Flame Sensor Photosensitive Tube
140,25 €
(2pcs QRA2 compatible. QRA2.9 ⊃2;). Radiation detector is a UV photocell with two electrodes, when it was the 190 ~ 190 nm range in spectrum of light will be lit. Detector tube length. Spare UV tube.
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