Used — Professionally Tested SENSITRON KX137HS / N.K10085 H2S Gas Detector (MPN NET322AS3NTH2S) SMART 3 unit, manufactured in Italy (2012/11), fully tested and in 100% working order. Detects Hydrogen Sulphide (H2S) with full scale range 500 ppm, voltage setting adjustable with HS; unit quantity 1; ATEX noted in title.
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