Is the DTekGaz Extension card available from 3G Electric?

Yes — 3G Electric supplies genuine DTekGaz products with in-stock availability on common SKUs and worldwide shipping.

How do I get a quote for the DTekGaz Extension card?

Click "Request a Quote" on this page or add the product to your RFQ cart. Our engineers will respond within 24 hours with pricing, lead times, and technical recommendations.

Does 3G Electric provide technical support for gas detection?

Yes, our team of experienced engineers provides full technical support including product selection, installation guidance, commissioning, and after-sales service for all gas detection we distribute.

DTekGazGas Detection

DTekGaz Extension card

SKU 3G-CBM-02056

Also listed as: DTK 20002 · DTK-20002

Brand

DTekGaz

Item

Extension card

Technical Specifications

DTekGaz

output

4-20 mA linear output 

relays

3 relays (fault, pre-alarm, general alarm) 

emc standard

EN50270 

installation

quick insertion 

alarm threshold

20% LEL 

compatible probes

SGM595, SG895 

pre alarm threshold

13% LEL 

View Full Spec Sheet

Technical Documents

(2)

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DTekGaz Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

DTekGaz extension card for gas detection systems delivers 4-20 mA linear output with three relays for fault, pre-alarm, and general alarm functions. Pre-alarm triggers at 13% LEL while main alarm activates at 20% LEL, supporting SGM595 and SG895 probes. Complies with EN50270 for rapid industrial deployment.

Used in

Common applications for DTekGaz

Petrochemical plants — DTekGaz ATEX SG895 catalytic sensor probes monitor explosive gas concentrations in confined tanks and process vessels

Refrigeration and HVAC maintenance — DTekGaz HCF100 semiconductor probe detects R407C, R410A, and R32 leaks during service and commissioning

Industrial hazardous areas — DTekGaz extension card relay outputs interface with plant PLC/DCS systems to trigger alarms and emergency shutdowns

Portable field detection — DTekGaz 12 V rechargeable battery and metal-housed hydrogen/butane probes support temporary site surveys and confined-space entry

Fixed control room installations — DTekGaz 24 VDC audible alarm and extension modules provide centralized monitoring of multiple distributed sensor probes

Water treatment and biogas plants — DTekGaz catalytic and semiconductor probes detect methane, hydrogen sulfide, and other hazardous gas byproducts

DTekGaz Products

3G Electric supplies DTekGaz gas detection. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

Browse all DTekGaz products →Contact our engineers →