Home > Security & Protection > Alarms > Smoke Detector >

How Piezo Buzzer Works

Fair Trading Service

Report fraud supplier Report IPR Products

Haven't found right suppliers
Our buyer assistants can help you find the most suitable, 100% reliable suppliers from China.
And this service is free of charge.
we have buyer assistants who speak English, French, Spanish......and we are ready to help you anytime!

Submit Buying Request

Total 899 products for how piezo buzzer works Manufacture & Suppliers

Gas detector

...catalytic sensor Sensitivity gas CO; LPG; CNG; methane and so on Working voltage 12VDC /220VAC Working current <100mA @ 12vdc Working environment -10℃ — 50℃； Humidity:<97% Buzzer volume 85dB/m Alarm output N C/N O Response time Less than 10s Installation......

JSUS ELECTRONIC TECHNOLOGY CO.,LIMITED
Guangdong,China

Active Member

Add to cart
Gas detector

... Working environment -10℃ — 50℃； Humidity:<97% Buzzer volume --- Alarm output N C/N O Response time Less than 10s Installation Ceiling mounted Package dimension Φ11*6 cm Weight 210 g ......

JSUS ELECTRONIC TECHNOLOGY CO.,LIMITED
Guangdong,China

Active Member

Add to cart
Gas detector

...Working environment -10℃ — 50℃； Humidity:<97% Buzzer volume 85dB/m Alarm output N C/N O Response time Less than 10s Installation Ceiling mounted Package dimension Φ12*5 cm Weight ......

JSUS ELECTRONIC TECHNOLOGY CO.,LIMITED
Guangdong,China

Active Member

Add to cart
CO Detector Powered Battery

...% LEL Working voltage 4.5v battery Working current <100mA@ 12vdc Working environment -10℃ — 50℃； Humidity:<97% Buzzer volume 85dB/m Alarm output — Response time Less than 10s Installation ceiling mounted Package dimension Φ10*3.5 cm Weight ......

JSUS ELECTRONIC TECHNOLOGY CO.,LIMITED
Guangdong,China

Active Member

Add to cart
CO Detector Powered Battery

... Catalytic sensor Sensitivity gas CO Thickness range 0 — 100% LEL Working voltage 12VDC/ AC220V Working current <100mA@ 12vdc Working environment -10℃ — 50℃； Humidity:<97% Buzzer volume 85dB/m Alarm output N C/N O Response time Less than 10s Installation ......

JSUS ELECTRONIC TECHNOLOGY CO.,LIMITED
Guangdong,China

Active Member

Add to cart
Smoke+Heat detector

... 9V battery/ 12VDC Working current <100mA@ 12vdc Working environment -10℃ — 70℃； Humidity:<97% Buzzer volume 85dB/m Alarm output N C/ N O @12vdc Response time Less than 10s Installation ceiling mounted Package dimension Φ11*4.5 cm ......

JSUS ELECTRONIC TECHNOLOGY CO.,LIMITED
Guangdong,China

Active Member

Add to cart
wireless restaurant 16 call guest paging coaster system

...Working Frequency 433.92MHz/315Mhz Working Current 75±10mA (Vibration) 100±20Ma(Vibration+Buzzer) Receive Sensitivity 107±2dBm Battery Capacity 360mAh Decoder Learning Code (ASK) Dimmension 51*104*10mm Trans...

MJY test & Tech.co., Ltd.
China

Verified Supplier

Add to cart
S910+C910 new wireless queue pager system for cafeteria

...1 rechargeable base. Specifications and pictures: Pager Working Voltage DC3.7V (Rechargeable Battery) Charging Voltage DC5V Working Frequency 433.92MHz/315Mhz Working Current 75±10mA (Vibration) 100±20Ma(Vib...

MJY test & Tech.co., Ltd.
China

Verified Supplier

Add to cart
Smart durable use Electronic calling system wrist watch pager

... Decoder Learning code (AM) Dimension 107*57*11mm HOW IT WORKS The calling system basically consist of service buzzer and signal receiver;. The button is for the caller, and the signal receiver is for the pe...

MJY test & Tech.co., Ltd.
China

Verified Supplier

Add to cart
700mm - 1045mm Door Panic Bar Entry Double Door Panic Hardware

... shock anti-jamming 2 . Operating temp : 0℃-50℃ 3 . Standard Packing : 6pcs 4 . Outside carton dimension : 700-1045mm 5 . Need to work single leaf door 6 . Nice design , very strongly , easy to install , qui...

Shen Zhen Junson Security Technology Co. Ltd
Guangdong,China

Verified Supplier

Add to cart
UL Push Door Panic Bar Lock Panic Exit Device With Alarm Press

... ,alarm buzzer powered on 9V battery ,can used unit 18 months. Features : 1 . Features : prevent shock anti-jamming 2 . Operating temp : 0℃-50℃ 3 . Standard Packing : 6pcs 4 . Outside carton dimension : 700-...

Shen Zhen Junson Security Technology Co. Ltd
Guangdong,China

Verified Supplier

Add to cart
Smoke sensor

... sensitivity Apply optical smoke test room With buzzer, alarm independently Simulate alarm test Low voltage alarm when it less than 6.8V Technical parameters: Working volatage: 9V Static current: ≤10uA Alarm...

Shandong China Coal Industry & Mining Group Co.,Ltd
Shandong

Active Member

Add to cart
Smoke sensor

...working voltage Main Parameter Optical standalone smoke detector Standalone surface mounted, easy operate Built-in IC card, stable performance, high sensitivity Apply optical smoke test room With buzzer, ala...

Shandong China Coal Group
Shandong

Active Member

Add to cart
Smoke sensor

..., easy operate Built-in IC card, stable performance, high sensitivity Apply optical smoke test room With buzzer, alarm independently Simulate alarm test Low voltage alarm when it less than 6.8V Technical par...

Shandong China Coal Group
Shandong

Active Member

Add to cart
Winbest lpg gas leak detector

...Working Enviroment Temp:-10°C to +40°C Relative Humidity ≤90％ RH Buzzer Level ≥70dB/m Alarm Density 15％ lEL Resume Density 8％LEL PowerConsumption ≤5W Dimension 119mm*68mm*46mm Weight 440g 2. Features: 1.Alar...

Shenzhen Winbest Electronics CO., ltd
Guangdong,China

Active Member

Add to cart
Winbest lpg gas leak detector

... Weight 160g 2. Features: 1. Alarm mode:Flash & sound Alarm, Network Alarm Signal output. 2.Stability: long-time working alarm density Error is less than...

Shenzhen Winbest Electronics CO., ltd
Guangdong,China

Active Member

Add to cart
Wired Gas Detector (12VDC/220VAC optional) in alarm volume :>70dB(1.5meters)

...

JSUS ELECTRONIC TECHNOLOGY CO.,LIMITED
Guangdong,China

Site Member

Add to cart
RF811 UHF four-channel fixed Reader

... external interface TNC antenna The built-in buzzer and indicator lights Low power design, +9V power supply Support active mode, response mode, scanning mode, and other work mode High reliability design, mee...

Shenzhen Seabreeze Smart Card Co., Ltd
Guangdong,China

Active Member

Add to cart
DIY Wireless Parking Sensor

...Buzzer inside the controller box · Powered by AA batteries or plug into cigarette lighter · Stage-by-stage sound alarm · Sensor color optional · Human voice alarm (option) · Anti-freezing, rainy-proof design...

Guangzhou B-KING Auto Electronics Co., Ltd
Guangdong,China

Active Member

Add to cart
5 to 10 cm short range 125 Khz reader with wiegand 26, wiegand 34 protocol, metal case

...℃ to 75℃ *Ambient Humidity: 10%-90% *Built-in Antenna *Built-in LED (Double Color LED) *Built-in Loud Speaker (Buzzer) *DC 9V-16V Working Voltage. Standard 12V, 70mA Working Current *100 Meters...

JSUS ELECTRONIC TECHNOLOGY CO.,LIMITED
Guangdong,China

Site Member

Add to cart

|< << 28 29 30 31 32 33 34 35 36 >> >|

Inquiry Cart 0

All Categories

How Piezo Buzzer Works

Total 899 products for how piezo buzzer works Manufacture & Suppliers