GASTEC Detector Tube: H2S, Gas Detection Tube, Hydrogen Sulphide ( H2S ), With Pump
The GASTEC Detector Tube: H2S (MPN 4HT) is a gas detection tube for hydrogen sulphide, supplied in a 10-pack for use with GASTEC GV-100 and GV-110 pumps. It measures hydrogen sulphide concentrations from 1 to 40%.
SKU 3G-OTH-553163
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Product Description
The GASTEC Detector Tube: H2S (MPN 4HT) is a gas detection tube for hydrogen sulphide, supplied in a 10-pack for use with GASTEC GV-100 and GV-110 pumps. It measures hydrogen sulphide concentrations from 1 to 40%.
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 GASTEC 4HT detector tube used for?
The GASTEC 4HT detector tube is used to measure hydrogen sulphide (H2S) gas concentrations in industrial environments. It is designed for use with GASTEC GV-100 and GV-110 pumps, providing a measurement range of 1 to 40% H2S. This helps plant engineers and safety personnel monitor toxic gas levels in refineries, chemical plants, and wastewater facilities.
What are the specifications of the GASTEC 4HT detector tube?
The GASTEC 4HT detector tube detects hydrogen sulphide (H2S) with a measurement range of 1 to 40%. It is supplied in a 10-pack and is compatible with GASTEC GV-100 and GV-110 pumps. The manufacturer part number is 4HT. This tube is a gas detection tube for use with a pump, not a standalone sensor.
Where to buy GASTEC 4HT detector tubes worldwide?
3G Electric supplies GASTEC 4HT 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 10-pack of hydrogen sulphide detection tubes for use with GASTEC GV-100 and GV-110 pumps.
How to use the GASTEC 4HT detector tube with a pump?
To use the GASTEC 4HT tube, break both tips off the tube using the tip breaker on the GASTEC GV-100 or GV-110 pump. Insert the tube into the pump inlet with the arrow pointing toward the pump. Pull the handle to draw a sample, following the pump’s stroke instructions. Read the concentration directly from the tube’s scale after the specified number of strokes.
GASTEC Products
3G Electric supplies GASTEC 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.









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