GASTEC Detector Tube: H2S, Gas Detection Tube, Hydrogen Sulphide ( H2S ), 0.2 to 200 ppm
The GASTEC Detector Tube: H2S (MPN 4D) is a gas detection tube for hydrogen sulphide, with a measurement range of 0.2 to 200 ppm, supplied in packs of 10. Designed for use in GASTEC GV-100 and GV-110 pumps, it…
SKU 3G-OTH-553159
Need installation or engineering help?
Ask a question
Product Description
The GASTEC Detector Tube: H2S (MPN 4D) is a gas detection tube for hydrogen sulphide, with a measurement range of 0.2 to 200 ppm, supplied in packs of 10. Designed for use in GASTEC GV-100 and GV-110 pumps, it enables precise on-site H2S measurement across 14 industrial departments — and we supply far more than is listed. Our specialist depth in combustion, pumps and controls (as an authorised distributor) ensures you get the right answer, not just a catalog.
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 maintenance schedule for the GASTEC Detector Tube: H2S, Gas Detection Tube, Hydrogen Sulphide ( H2S ), 0.2 to 200 ppm?
We recommend a full seal kit replacement every 500-1000 operating hours depending on application. Oil changes should be performed every 250 hours. Contact our service team for a customized maintenance plan.
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.




![GASTEC Detector Tube: CO, Gas Detection Tube, Carbon Monoxide ( CO ), 104°F Max Op Temp [NEW], 10 PK (MPN 1D). Key specifications — Gas Detected: Carbon Monoxide; Measurement Range: 1.04 to 2,000 ppm.](/img/p?u=https%3A%2F%2Foxalncjenpflyqfncuhe.supabase.co%2Fstorage%2Fv1%2Fobject%2Fpublic%2Fproduct-assets%2Fgrainger%2Fafb45c9d-a122-4aca-9f32-114112b164f0.jpg&w=200)




