NEXTTEQ Detector Tube: Cl2, Gas Detection Tube, Chloride Ion ( Cl2 ), 10 to 2,000 ppm
The NEXTTEQ Detector Tube: Cl2 (MPN NX401H) is a gas detection tube for chloride ion (Cl2) with a measurement range of 10 to 2,000 ppm, supplied in a 10-pack. Designed for use in GASTEC GV-100 and GV-110 pumps, it…
SKU 3G-OTH-553241
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Product Description
The NEXTTEQ Detector Tube: Cl2 (MPN NX401H) is a gas detection tube for chloride ion (Cl2) with a measurement range of 10 to 2,000 ppm, supplied in a 10-pack. Designed for use in GASTEC GV-100 and GV-110 pumps, it enables precise on-site measurement of chlorine concentrations. 3G Electric sources this genuine NEXTTEQ product across 14 industrial departments, with specialist expertise in combustion, pumps, and controls ensuring accurate specification and support.
Frequently Asked Questions
What is the NEXTTEQ NX401H detector tube used for?
The NEXTTEQ NX401H detector tube measures chloride ion (Cl2) concentrations from 10 to 2,000 ppm in air or gas streams. It is used for workplace safety, leak detection, and environmental monitoring in industrial settings such as chemical plants, water treatment, and pulp and paper facilities.
What are the specifications of the NEXTTEQ NX401H gas detection tube?
The NEXTTEQ NX401H detects chloride ion (Cl2) over a measurement range of 10 to 2,000 ppm. It is supplied in a 10-pack and is designed for use with GASTEC GV-100 and GV-110 pumps. The manufacturer part number is NX401H.
Where to buy NEXTTEQ NX401H detector tubes worldwide?
3G Electric supplies genuine NEXTTEQ NX401H detector tubes worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this item.
How to use the NEXTTEQ NX401H tube with a GASTEC pump?
Break both tips of the NEXTTEQ NX401H tube, insert it into the GASTEC GV-100 or GV-110 pump inlet, and pull the handle to draw a sample. Follow the pump stroke count and time specified on the tube label. Read the concentration directly from the tube's printed scale.
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.









