GASTEC Detector Tube: H2S/SO2, Gas Detection Tube, With Pump, 104°F Max Op Temp [NEW]
The GASTEC Detector Tube (MPN 45S) is a gas detection tube for hydrogen sulphide, designed for use with GASTEC GV-100 and GV-110 pumps. This 5-pack operates at a maximum temperature of 104°F and offers a measurement…
SKU 3G-OTH-553168
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Product Description
The GASTEC Detector Tube (MPN 45S) is a gas detection tube for hydrogen sulphide, designed for use with GASTEC GV-100 and GV-110 pumps. This 5-pack operates at a maximum temperature of 104°F and offers a measurement range of 0.25 to 20 ppm/1.25 to 120 ppm.
Frequently Asked Questions
What is the GASTEC 45S detector tube used for?
The GASTEC 45S detector tube is used for detecting hydrogen sulphide (H2S) and sulphur dioxide (SO2) in industrial environments. It works with GASTEC GV-100 and GV-110 pumps to measure gas concentrations from 0.25 to 20 ppm or 1.25 to 120 ppm, up to 104°F.
What are the specifications of the GASTEC 45S gas detection tube?
The GASTEC 45S is a 5-pack gas detection tube for hydrogen sulphide. It has a measurement range of 0.25 to 20 ppm/1.25 to 120 ppm, a maximum operating temperature of 104°F, and is designed for use with GASTEC GV-100 and GV-110 pumps.
Where to buy GASTEC 45S detector tubes worldwide?
3G Electric supplies GASTEC 45S detector tubes worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us to order this 5-pack for hydrogen sulphide detection with GASTEC pumps.
How to use the GASTEC 45S tube with a GV-100 pump?
To use the GASTEC 45S tube, break both tips off the tube, insert it into the GV-100 or GV-110 pump inlet, and pull the handle to draw a sample. Follow the pump stroke count and read the concentration directly from the tube scale. Always check the tube expiry date before use.
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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