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6 Best Smoke and Gas Leak Detectors for Home in Bangladesh (2026) With Prices

Every winter the same sad news comes back: a gas line leak, a leaking LPG cylinder, a room filled with gas overnight, and then a spark from a light switch or a matchstick. In the cold months we keep windows shut, run heaters and sometimes leave burners on for warmth, so a small leak has nowhere to go.

A smoke alarm or gas leak detector costs less than a dinner out, yet it can wake your family in time. It does not stop a leak or a fire, but it gives you the early warning that turns a disaster into a scare.

We checked what is actually in stock at Bangladeshi shops this month and picked six detectors: smoke alarms, gas leak alarms for LPG cylinders and line gas, a smoke plus carbon monoxide (CO) combo, and WiFi models that send an alert to your phone. Below you will also find simple advice on which type you need and exactly where to put it.

The short answer

Our quick picks

Smoke and gas detectors compared

All six picks side by side. Tap Check Price to see today’s price.

Detector

Best for

Key feature

Price

Buy

SmartX GD70 WiFi gas leak detector with LCD display

SmartX GD70

LPG cylinder or line gas kitchens

Detects LPG and natural gas, phone alerts

৳2,690

on Pickaboo

SmartX YG400A WiFi smoke detector

SmartX YG400A

Bedrooms, living room, stair landing

85 dB siren plus phone alert

৳1,690

on Pickaboo

SmartX CS01W WiFi smoke and carbon monoxide detector

SmartX CS01W

Rooms with gas heaters or geysers

Smoke and carbon monoxide in one

৳2,590

on Pickaboo

SmartX RQ400A WiFi natural gas sensor

SmartX RQ400A

Homes on line gas (Titas and others)

Plug in, phone alert for line gas