




FB-365
LPG/LNG Gas Leak Detector
Reliable gas leak detector for residential and commercial use. KGS certified with 25% LEL detection threshold and instant audio-visual alarm.
Technical Specifications
Why Choose FB-365
High-Sensitivity Detection
Detects gas at 25% LEL-well before dangerous concentration levels.
Dual-Mode Alarm
Powerful 70dB+ buzzer combined with LED flash for visibility in any environment.
Wide Operating Range
Reliable performance from -20°C to 60°C and up to 85% humidity.
Korean Quality
Manufactured in our Gyeonggi-do facility since 1989, KGS certified for proven reliability.
Where FB-365 Excels

Residential Kitchen
Protect your family with early gas leak detection before it reaches dangerous levels.

Restaurant Kitchen
Commercial-grade reliability for busy professional kitchens with continuous gas appliance use.

Hotel & Hospitality
Safe guest environments in hospitality settings with centralized or distributed monitoring.
Build a Complete Gas Safety System
FB-365 works seamlessly with these Soosan Hometech components







For automatic shutoff functionality, pair with FB-365R (relay output model) which includes the relay contact needed to trigger the GD-series valve.
Easy Installation
Four simple steps to protect your space
Choose Location
Mount 1-2m from gas source. For LNG: near ceiling. For LPG: near floor (30cm height).
Mount on Wall
Drill two mounting holes and secure the detector bracket to the wall using the supplied hardware.
Connect Power
Connect the DC 12V power adapter. Ensure stable power supply using the included transformer.
Test Functionality
Power on and wait 1 minute warm-up. Test alarm using supplied calibration gas or test button.
Certified for Safety



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