NEXTTEQ Detector Tube: S2, Gas Detection Tube, Sulfide Ion ( S2 ), 0.5 to 10 ppm
The NEXTTEQ Detector Tube: S2 (MPN NX406L) is a gas detection tube for sulfide ion (S2) with a measurement range of 0.5 to 10 ppm, supplied in packs of 10. Designed for use in GASTEC GV-100 and GV-110 pumps, this…
SKU 3G-OTH-553243
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Product Description
The NEXTTEQ Detector Tube: S2 (MPN NX406L) is a gas detection tube for sulfide ion (S2) with a measurement range of 0.5 to 10 ppm, supplied in packs of 10. Designed for use in GASTEC GV-100 and GV-110 pumps, this tube enables precise on-site measurement of sulfide ion concentrations. 3G Electric interprets your demand, sources the correct NEXTTEQ tube, and supports your application across 14 industrial departments — with specialist depth in combustion, pumps, and controls as an authorised distributor.
Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.
Frequently Asked Questions
What is the NEXTTEQ Detector Tube S2 used for?
The NEXTTEQ Detector Tube S2 (NX406L) measures sulfide ion (S2) concentrations from 0.5 to 10 ppm in industrial environments. It is used for on-site gas detection in water treatment, pulp and paper, and chemical processing. 3G Electric supplies this tube across 14 industrial departments, with specialist depth in combustion, pumps, and controls.
What are the specifications of the NEXTTEQ Detector Tube S2?
The NEXTTEQ Detector Tube S2 (MPN NX406L) detects sulfide ion (S2) with a measurement range of 0.5 to 10 ppm. It is supplied in packs of 10 and is designed for use in GASTEC GV-100 and GV-110 pumps. 3G Electric sources this NEXTTEQ tube to support your application requirements.
Where to buy NEXTTEQ Detector Tube S2 worldwide?
3G Electric supplies the NEXTTEQ Detector Tube S2 (NX406L) worldwide. We handle full logistics, customs clearance, and delivery to your site. As a global industrial solutions provider, we interpret your demand and source the correct tube for sulfide ion detection from 0.5 to 10 ppm.
How to use the NEXTTEQ Detector Tube S2 with GASTEC pumps?
To use the NEXTTEQ Detector Tube S2, break both tips of the tube, insert it into a GASTEC GV-100 or GV-110 pump, and draw the specified sample volume. Read the sulfide ion concentration directly from the tube's color change scale (0.5 to 10 ppm). 3G Electric supports your application with technical guidance.
NEXTTEQ Products
3G Electric supplies NEXTTEQ gas detection tubes for use in gastec gv-100 and gv-110 pumps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.









