In-Wall/Ceiling Speakers,ceiling speaker
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Model No.: COA-2008C
Gas Detector&Alarm COA-2008C

Gas Alarm

Power Source :220V AC Sensitivity :Propane LEL 2.1 Vol% / HEL(UEL) 9.5 Vol% Butane LEL:1.8 Vol% / HEL(UEL)8.4 Vol% Methane LEL:5.0 Vol% / HEL(UEL) 15.0 Vol% Power Consumption :1.7W Operating Temperature :-10oC~50oC Ambient Humidity :Less than 95% RH Horn Level :75 Decibels
Gas Detector&Alarm COA-2008CGas Detector&Alarm COA-2008C
Model No.: COA-11
Gas Detector&Alarm COA-11

Gas Alarm

Power Source :12VDC Sensitivity :Propane LEL 2.1 Vol% / HEL(UEL) 9.5 Vol% Butane LEL:1.8 Vol% / HEL(UEL) 8.4 Vol% Methane LEL:5.0 Vol% / HEL(UEL)15.0 Vol% Power Consumption :1.7W Operating Temperature :-10oC ~ 50oC Ambient Humidity :Less than 95% RH Horn Level :75 Decibels
Gas Detector&Alarm COA-11Gas Detector&Alarm COA-11
Model No.: COA-88
Gas Detector&Alarm COA-88

Coal Gas / Natural Gas / LPG

Power Input:Household Power Supply AC 220V 50Hz Or DC 12V Buzzer Level:>=70dB/m Alarm Density:15% LEL Operating Temperature:-10oC to + 40oC Operating Humidity:<=90% RH Stability:<=+/-5% LEL Repetition:<=+/-5% LEL Alarm Density Error:<=+/-5% LEL Alarm Mode:Flas
Gas Detector&Alarm COA-88Gas Detector&Alarm COA-88
Model No.: COA-88A
Gas Detector&Alarm COA-88A

Coal Gas / Natural Gas

Power Input:Household Power Supply AC 220V 50Hz Or DC 12V Buzzer Level:>=70dB/m Alarm Density:15% LEL Disalarm Density:8% LEL Operating Temperature:-10oC to + 40oC Operating Humidity:<=90% RH Stability:<=+/-5% LEL Repetitiveness:<=+/-5% LEL Alarm Density Error:&l
Gas Detector&Alarm COA-88AGas Detector&Alarm COA-88A
Model No.: COA-87
Gas Detector&Alarm COA-87

Coal Gas / Natural Gas

Power Input:Household Power Supply AC 220V 50Hz Or DC 12V Buzzer Level:>=70dB/m Alarm Density:15% LEL Disalarm Density:8% LEL Operating Temperature:-10oC to +40oC Operating Humidity:<=90% RH Stability:<=+/-5% LEL Repetitiveness:<=+/-5% LEL Alarm Density Error:<
Gas Detector&Alarm COA-87Gas Detector&Alarm COA-87
Model No.: COA-860
Gas Detector&Alarm COA-860

SnO2 Semi-conductive CO sensor

Processor:Microchip controller Alarm Concentration:Alarmed within 90 minutes under concentration of 100ppm Alarm Concentration:Alarmed within 35 minutes under concentration of 200ppm Alarm Concentration:Alarmed within 15 minutes under concentration of 400ppm Buzzer:Sounded when alarmed,1
Gas Detector&Alarm COA-860 Gas Detector&Alarm COA-860
Model No.: COA-2588
Gas Detector&Alarm COA-2588

Gas Alarm

Power Source: DC 9V   DC 12/24V Sensitivity: Propane LEL: 2.1 Vol% / HEL(UEL): 9.5 Vol% Butane LEL: 1.8 Vol% / HEL(UEL): 8.4 Vol% Methane LEL: 5.0 Vol% / HEL(UEL): 15.0 Vol% Power Consumption: 1.7W Operating Temperature: -10oC-50oC Ambient Humidity: Less than 95% RH
Gas Detector&Alarm COA-2588Gas Detector&Alarm COA-2588
Model No.: COA-2008
Gas Detector&Alarm COA-2008

LPG, natural gas, and coal gas

Power supply:AC100V~AC240V Power frequency:50/60Hz Rated load:<4W Alarm thickness:LPG:0.1~ 0.5%; natural gas:0.1~ 0.3%; coal gas 0.1~ 0.5% Alarm volume:>=85dB Working environment:-10oC~50oC relative humidity <97%RH Storage temperature:-25oC~55oC
Gas Detector&Alarm COA-2008Gas Detector&Alarm COA-2008
Model No.: HT-1106
Gas Detector&Alarm HT-1106

Heat Detector

detecting temperature : rate of rise voltage:12VDC→30VDC alarm temperature:65°C static current:40uA~80uA working humidity:10~90% Installing : ceiling installation The power current less than 30mA
Gas Detector&Alarm HT-1106 Gas Detector&Alarm HT-1106
Model No.: COA-2008V
Gas Detector&Alarm COA-2008V

Gas Detector&Alarm

Power Source :220V AC Sensitivity:10%LEL Power Consumption:1.7W Operating Temperature:-10oC ~ 50oC Ambient Humidity:Less than 95% RH Horn Level :75 Decibels at 10 feet Standby Mode:Green LED on Alarm Mode:Red LED flashes and an acoustic alarm Type Of Gas Sensed:Natural
Gas Detector&Alarm COA-2008VGas Detector&Alarm COA-2008V
Model No.: HT928
Gas Detector&Alarm HT928

Heat detector series

Detecting temperature method:rate of rise and fixed temperature Power supply:DC12V&rarr;DC24V Static current:<60uA alarm temperature:65°C working humidity:10&rarr;90% installing method:ceiling installation Double indicator. After installing and switching on power
Gas Detector&Alarm HT928Gas Detector&Alarm HT928
Model No.: COA-1588
Gas Detector&Alarm COA-1588

Gas Alarm

Power Source:DC 9V   DC 12/24V Sensitivity:Propane LEL:2.1 Vol% / HEL(UEL):9.5 Vol% Butane LEL:1.8 Vol% / HEL(UEL):8.4 Vol% Methane LEL:5.0 Vol% / HEL(UEL):15.0 Vol% Power Consumption:1.7W Operating Temperature:-10°C-50°C Ambient Humidity:Less than 95% RH Horn Lev
Gas Detector&Alarm COA-1588Gas Detector&Alarm COA-1588