Feature: MCU control, Reliable without false alarming Field audiovisible alarming Drive long-distance alarming system Ventilate good air circulationshut off gas supply link equipment Optional function for relay output, valve socket Self- testing Fault Wall-hung design, simple installation
Model Detection gas POWER Response time Alarming level HW8401 Natural gas ≤3W ≤20S 5000ppmCH4 ±30%