GASTEC Detector Tube: GASTEC GV-100, H2S, Gas Detection Tube, Hydrogen Sulphide ( H2S )
The GASTEC Detector Tube 4H is a hydrogen sulphide (H2S) gas detection tube, supplied in packs of 10 for use with GASTEC GV-100 and GV-110 pumps. It measures H2S concentrations from 10 to 4,000 ppm, enabling precise…
SKU 3G-OTH-553165
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Product Description
The GASTEC Detector Tube 4H is a hydrogen sulphide (H2S) gas detection tube, supplied in packs of 10 for use with GASTEC GV-100 and GV-110 pumps. It measures H2S concentrations from 10 to 4,000 ppm, enabling precise field sampling of this hazardous gas.
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 Detector Tube 4H used for?
The GASTEC Detector Tube 4H is used for field sampling and measuring hydrogen sulphide (H2S) gas concentrations from 10 to 4,000 ppm. It is designed for use with GASTEC GV-100 and GV-110 pumps, making it essential for industrial safety, confined space entry, and environmental monitoring applications.
What are the specifications of the GASTEC Detector Tube 4H?
The GASTEC Detector Tube 4H detects hydrogen sulphide (H2S) with a measurement range of 10 to 4,000 ppm. It is supplied in packs of 10 and is compatible with GASTEC GV-100 and GV-110 pumps. The manufacturer part number is 4H.
Where to buy GASTEC Detector Tube 4H worldwide?
3G Electric supplies the GASTEC Detector Tube 4H worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us to order this H2S detection tube for use with GV-100 and GV-110 pumps.
How to use the GASTEC Detector Tube 4H with a GV-100 pump?
To use the GASTEC Detector Tube 4H, break both tips of the tube using the tip breaker on the GV-100 pump. Insert the tube into the pump inlet with the arrow pointing toward the pump. Pull the handle to draw a sample, then read the concentration directly from the tube scale. Follow the pump manual for stroke count.
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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