We ship to the Philippines — door-to-door, customs and logistics handled by 3G Electric

3G Electric
RFQ CartGet a QuoteSign inSign up
GASTEC Detector Tube: GASTEC GV-100, NH3, Gas Detection Tube, Ammonia ( NH3 ) - Gas Detection Tubes For Use In GASTEC GV-100 and GV-110 Pumps
GASTECGas Detection Tubes For Use In GASTEC GV-100 and GV-110 Pumps

GASTEC Detector Tube: GASTEC GV-100, NH3, Gas Detection Tube, Ammonia ( NH3 )

The GASTEC Detector Tube (MPN 3HM) is an ammonia (NH3) gas detection tube for use with GASTEC GV-100 and GV-110 pumps, supplied in a 10-pack. It detects ammonia across a measurement range of 0.05 to 3.52% vol. 3G…

SKU 3G-OTH-553094

Brand
GASTEC
Item
Detector Tube: GASTEC GV-100, NH3, Gas Detection Tube, Ammonia
Category
Gas Detection Tubes For Use In GASTEC GV-100 and GV-110 Pumps
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Technical Specifications

GASTEC
Manufacturer Part Number
3HM
Type
NH3, Gas Detection Tube, Ammonia ( NH3 ), With Pump, 10 PK
Gas Detected
Ammonia
Measurement Range
0.05 to 3.52% vol
View Full Spec Sheet

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

GASTEC Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The GASTEC Detector Tube (MPN 3HM) is an ammonia (NH3) gas detection tube for use with GASTEC GV-100 and GV-110 pumps, supplied in a 10-pack. It detects ammonia across a measurement range of 0.05 to 3.52% vol. 3G Electric interprets your demand for this OEM-specific consumable, sources it through our global supply network, and supports your industrial safety applications across 14 departments — with specialist depth in combustion, pumps, and controls.

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 3HM detector tube used for?

The GASTEC 3HM detector tube is used to measure ammonia (NH3) gas concentrations in industrial environments. It works with GASTEC GV-100 and GV-110 pumps to detect ammonia from 0.05 to 3.52% vol, supporting safety monitoring in refrigeration, chemical processing, and wastewater treatment.

What are the specifications of the GASTEC 3HM detector tube?

The GASTEC 3HM detector tube detects ammonia (NH3) gas over a measurement range of 0.05 to 3.52% vol. It is designed for use with GASTEC GV-100 and GV-110 pumps and is supplied in a 10-pack. The manufacturer part number is 3HM.

Where to buy GASTEC 3HM detector tubes worldwide?

3G Electric supplies GASTEC 3HM detector tubes worldwide. We interpret your demand, source the OEM-specific consumable through our global network, and handle logistics, customs, and delivery to your site. Contact us for availability and lead time.

How to use the GASTEC 3HM detector tube with a GV-100 pump?

To use the GASTEC 3HM tube, break off both tips, 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 timing per the tube instructions. Read the stain length against the scale for ammonia concentration in % vol.

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.

You might also need

Pump Accessories →Valves & Regulation →Motors & Drives →All Products →

More from GASTEC

View all GASTEC parts →
GASTEC Detector Tube: GASTEC GV-100, C6H6, Gas Detection Tube, Benzene ( C6H6 ), With Pump, 5 PK (MPN 121SL). Key specifications — Gas Detected: Benzene; Measurement Range: 1 to 100 ppm.
GASTEC
GASTEC Detector Tube: GASTEC GV-100, C6H6, Gas Detection Tube, Benzene ( C6H6 ), With Pump, 5 PK (MPN 121SL). Key specifications — Gas Detected: Benzene; Measurement Range: 1 to 100 ppm.
GASTEC Detector Tube: GASTEC GV-100, CO2, Gas Detection Tube, Carbon Dioxide ( CO2 ), 10 PK (MPN 2LC). Key specifications — Gas Detected: Carbon Dioxide; Measurement Range: 100 to 4,000 ppm.
GASTEC
GASTEC Detector Tube: GASTEC GV-100, CO2, Gas Detection Tube, Carbon Dioxide ( CO2 ), 10 PK (MPN 2LC). Key specifications — Gas Detected: Carbon Dioxide; Measurement Range: 100 to 4,000 ppm.
GASTEC Detector Tube: GASTEC GV-100, H2S, Gas Detection Tube, Hydrogen Sulphide ( H2S ), 10 PK (MPN 4HH). Key specifications — Gas Detected: Hydrogen Sulphide; Measurement Range: 0.1 to 4%.
GASTEC
GASTEC Detector Tube: GASTEC GV-100, H2S, Gas Detection Tube, Hydrogen Sulphide ( H2S ), 10 PK (MPN 4HH). Key specifications — Gas Detected: Hydrogen Sulphide; Measurement Range: 0.1 to 4%.
GASTEC Detector Tube: Gas Detection Tube, LPG, With Pump, 104°F Max Op Temp [NEW], LPG, 10 PK (MPN 100A). Key specifications — Gas Detected: LPG; Measurement Range: 0.02 to 0.8%.
GASTEC
GASTEC Detector Tube: Gas Detection Tube, LPG, With Pump, 104°F Max Op Temp [NEW], LPG, 10 PK (MPN 100A). Key specifications — Gas Detected: LPG; Measurement Range: 0.02 to 0.8%.
GASTEC Detector Tube: CH2O, Gas Detection Tube, Formaldehyde ( CH2O ), 95°F Max Op Temp [NEW], 10 PK (MPN 91PL). Key specifications — Gas Detected: Formaldehyde; Measurement Range: 0.01 to 0.8 ppm.
GASTEC
GASTEC Detector Tube: CH2O, Gas Detection Tube, Formaldehyde ( CH2O ), 95°F Max Op Temp [NEW], 10 PK (MPN 91PL). Key specifications — Gas Detected: Formaldehyde; Measurement Range: 0.01 to 0.8 ppm.
GASTEC Detector Tube: GASTEC GV-100, NH3, Gas Detection Tube, Ammonia ( NH3 ), With Pump, 10 PK (MPN 3LA). Key specifications — Gas Detected: Ammonia; Measurement Range: 2.5 to 200 ppm.
GASTEC
GASTEC Detector Tube: GASTEC GV-100, NH3, Gas Detection Tube, Ammonia ( NH3 ), With Pump, 10 PK (MPN 3LA). Key specifications — Gas Detected: Ammonia; Measurement Range: 2.5 to 200 ppm.
GASTEC Detector Tube: GASTEC GV-100, C3H6O, Gas Detection Tube, Acetone ( C3H6O ), With Pump, 10 PK (MPN 151L). Key specifications — Gas Detected: Acetone; Measurement Range: 50 to 12,000 ppm.
GASTEC
GASTEC Detector Tube: GASTEC GV-100, C3H6O, Gas Detection Tube, Acetone ( C3H6O ), With Pump, 10 PK (MPN 151L). Key specifications — Gas Detected: Acetone; Measurement Range: 50 to 12,000 ppm.
GASTEC Detector Tube: C2H4O, Gas Detection Tube, Acetaldehyde ( C2H4O ), With Pump, 10 PK (MPN 92L). Key specifications — Gas Detected: Acetaldehyde; Measurement Range: 1 to 20 ppm.
GASTEC
GASTEC Detector Tube: C2H4O, Gas Detection Tube, Acetaldehyde ( C2H4O ), With Pump, 10 PK (MPN 92L). Key specifications — Gas Detected: Acetaldehyde; Measurement Range: 1 to 20 ppm.