En14604 smoke alarm
stand alone use
9v battery
120db alarm
install easy
Smoke alarm 1.9V Battery smoke alarm 2.High sound 85dB(3m) smoke alarm 3.Test button 4.Low battery alarm PW-507 Stand-alone photoelectric smoke alarm is under BSI approval, and can be calibrated into either UL, VDS, NF Standards. It features UL-approved Photoelectric sensing components with precise smoke detection. and long life (18 months) 9V battery operation (9V UltralifeLithium battery model for 10-year life is available too). 9V Power Supply, Meets CE, RoHS and EN14604 Specifications/Special Features: Features: Works on principle that infrared scatters on smoke surface Probes smoke which is generated by incomplete combustion at initial stage of fire Smoke detector consists of photoelectric system, signal processing identification and alarm circuit Infrared scatters on surface of smoke when smoke enters darkroom of detector Photoelectric diode receives scattered light and generates photoelectric signal current Photoelectric signal generates alarm signal after being processed by identification circuit, accordingly purpose of alarming is achieved Specifications: Power supply: 9V DC Block battery/PP3 Quiescent current: 8¦ÌA Alarm current:16mA Alarm decibel: ¡Ý85dB/3m Sensitivity standard: EN14604 Age limit of battery: 2 to 5years(It varies with different types of battery) Temperature: -10 to +40 degrees Celsius Low battery Alarm High and stable sensitivity 5 years limited quality guarantee.
Place of Origin: Guangdong, China (Mainland) Brand Name: SUMRING Model Number: SR-820PHS COLOR: whitePower: 9V BatteryAlarm output: sound and flash alarm Photoelectric sensing technology: yes Sending frequency: N/ASensitivity: 2.06%ft±1.3%ft Sound level: 85dB/3m Installation: Wall or Ceiling mountedDimension: 128*38mm
Place of Origin: Guangdong, China (Mainland) Brand Name: SUMRING Model Number: SR-820PHS COLOR: whitePower: 9V BatteryAlarm output: sound and flash alarm Photoelectric sensing technology: yes Sending frequency: N/ASensitivity: 2.06%ft±1.3%ft Sound level: 85dB/3m Installation: Wall or Ceiling mountedDimension: 128*38mm
SR-812DC-2 is 2-Wire Network Photoelectric smoke & heat alarm Main features: 1.Power supply non-polar input 2.Infrared photoelectric sensor 3.MCU processing, eliminate false alarm 4. Network LED indicating alarm 5.SMT manufacturer technology, high stability 6.Dustproof, mothproof, anti-light interference design 7.Stainless steel shield in the chamber, anti-RFI(20V/m-1GHz) 8.Execute criterion: GB4715,EN54-7, UL539
SD13 Smoke Alarm Key Features: * Worry-free! 10-year sealed-in lithium battery * Advanced photoelectric sensing technology offers high sensitivity * Auto-check malfunction * Low battery warning * Manual Test & Auto-Reset * Dustproof, mothproof & Anti-visible light * Anti-RFI (20V/M-1GHz) SD13 Smoke Alarm Specifications: * Sensor Type: Photoelectric * Alarm Sound: >85dB (3meter) * Power Supply: DC 3V lithium battery (included) * Power Supply Life: 10 years * Alarm Current:
Model No. SR-820DHS Operating voltage 9V battery Interconnection N/A Alarm temperature 57 Sensitivity 2.06%ft±1.3%ft Sound level 85dB/3m Installation Wall or Ceiling mounted Working environment -10~+50(â?¤95%RH No congelation) Dimension 128*38mm
Features  � High stability optical chamber � Circular LED indicator for 360° visibility � Network by current, NONC optional � Adapts CMOS with low power consumption � High adaptability to the ambient with dustproof, mothproof,  moistureproof, anti-white light and high EMI immunity � Input voltage: 10-35V DC � Orientation differences:
Conventional fire alarm smoke detector smoke probe sensor This device is photoeletronic detector uses a state-of-the-art optical sensing chamber. This smoke detector is compatible with all conventional fire alarm control panel Dual leds, two leds blink standby, provide 360dgree visibility With unique optical sensing chamber, engineered to sense smoke by a wide range of combustion sources. Unpolarized wire input to prevent the likelihood of wiring errors Specifications Operating voltage range: 9 to 28vdc volts non-polarized Standby current: 60µa @ 24 vdc Maximum alarm current (led on: ) 30ma @ 24 vdc Operating humidity range: 10% to 93% relative humidity, non-condensing Operating temperature range: 14°f to 122°f (-10°c to50°c) Adjustable sensitivity: 0.15ï½?0.3db/m Height: 2.2ë� (55 mm) installed in base Diameter: 4.0ë� (103 mm) Weight: 5.5 oz. (155 g)
Sd13 smoke alarm key features: * worry-free! 10-year sealed-in lithium battery * advanced photoelectric sensing technology offers high sensitivity * auto-check malfunction * low battery warning * manual test & auto-reset * dustproof, mothproof & anti-visible light * anti-rfi (20v/m-1ghz) Sd13 smoke alarm specifications: * sensor type: photoelectric * alarm sound: >85db (3m) * power supply: dc 3v lithium battery (included) * power supply life: 10 years * alarm current: