On eBay Now...

10PCS SFM-27 Active Piezo Alarm Buzzer 95dB (3 – 24 VDC) 12V DC Continuous Beep For Sale

When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.

---

10PCS SFM-27 Active Piezo Alarm Buzzer 95dB (3 – 24 VDC) 12V DC Continuous Beep:
$10.98

10PCS 95DB Alarm High-decibel DC 12V Electronic Buzzer Beep Alarm Continuous Beep for Arduino Car Van SFM-27Description:Alarm Diameter: 29mm / 1.14\"Alarm Height: 15mm / 0.59\"2 Mounting Holes distance: 40mm / 1.57\"2 Wires length: 105mm / 4.13\"Rated Voltage: 12VOperating Voltage: 3-24VRated Current(MAX): 20mAMin Sound Output at 10 cm: 95 DBResonant Frequency: 3100±500Package included:10pcs X Active Alarm Buzzer

10PCS SFM-27 Active Piezo Alarm Buzzer 95dB (3 – 24 VDC) 12V DC Continuous Beep95DB Alarm BuzzerSFM-27 Electronic Buzzer Beep Alarm High-decibel 3-24V 12V Alarm Intermittent Continuous Beep 95DB 12 V Buzzer Diy For ArduinoDescription:
Alarm Diameter: 29mm / 1.14\"
Alarm Height: 15mm / 0.59\"
2 Mounting Holes distance: 40mm / 1.57\"
2 Wires length: 105mm / 4.13\"
Rated Voltage: 12V
Operating Voltage: 3-24V
Rated Current(MAX): 20mA
Min Sound Output at 10 cm: 95 DB
Resonant Frequency: 3100±500Package included:
10pcs X Active buzzersPaymentShippingDelivery timeReturn PolicyContact usPaymentPlease kindly make payment asap, so that we can arrange your order promtly.If you have any problem with payment, please feel free to contact us.ShippingWe provide tracking number for ALL orders. You can track your parcels.Delivery timeNormally it arrives in 10-15 business days to US and European countries.DHL /Fedex/UPS arrives in 7-8 business days.Return Policy1.All products are eligible for 30-days money back guarantee.2.All returns should be guided by us. Please contact us for details before you return anything.
Contact us

1. Please don\'t hasitate to contact us BEFORE you give us neutral or negative response, so that we can satisfactorily address your concerns.
2. We accept dropshipping, bulk orders and customized products.
3. We are selling forArduino module, sensors, Nextion display and other oled or lcd screens. lidar range finder sensors, servo motors, various electronic components and for legoled, ect.

BrandUnbrandedMPNDoes not applyModelFZ3486Country/Region of ManufactureChinaSensor TypeSFM-27 Alarm BuzzerUnit Quantity10TypeElectronic BuzzerSound Level95 dBSupply Voltage3-24VCurrent TypeDCCurrent RatingLess Than 1 AResonant Frequency2.5±0.5KHZMaximum Temperature45 °C (113 °F)Minimum Temperature-20 °C (-4 °F)ShapeOvalMounting StylePCB Mount

---

---

---

10PCS SFM-27 DC 3-24V 90DB Intermittent Beep Alarm Electronic Buzzer Sounder

$5.66

---

10PCS SFM-27 DC 3-24V 90DB Intermittent Beep Alarm Electronic Buzzer Sounder New

$4.35

---

10PCS DC 3-24V SFM-27 Wired Electronic Tone Buzzer Alarm Continuous Sounder 90DB

$11.63

---

Popular Tutorials

Alarms and Indicator Circuit diagrams

• Power supply failure alarm
• Theft preventer alarm
• Rain Alarm
• A simple electronic buzzer
• Water Level Indicator with alarm

Audio electronic circuits list

• Stereo Channel Selector
• Low cost intercom using transistors
• Infrared Head Phones
• Use the CD-ROM drive as a audio CD player without the computer
• Audio Visual Indicator for Telephones
• Ultrasonic pest repellent

Circuits for Cars/Motorcycles

• Charge Monitor for 12V lead acid battery.
• Wiper Speed Control
• Dome Light Dimmer for Cars
• Car anti theft wireless alarm.

Computer/PC Hardware Circuits :

• Control electrical appliances using PC
• Simple Analog to Digital Converter
• PC based Frequency Meter
• 7 segment rolling display using PC

Design Ideas :

• Soft ON/OFF switch

Fun/Games Circuits :

• Electronic Scoring Game
• JAM(Just A Minute) Circuit
• Flashy Christmas Lights
• TV remote control blocker

Signal/Sequence/Misc. Generators :

• Simple IF Signal Generator

Home/Garden related Circuits :

• Ultrasonic Pest Repeller
• Programmable Digital Code Lock
• Pot plant water tester

Lights & LED Circuits :

• Light Flasher (blinking lights)
• Automatic Dual output Display
• Emergency Light
• Automatic Room Lights
• Running Message Display

Motor Circuits :

• Automatic Speed Controller for fans & Coolers
• Soft Button type Motor Direction Controller
• Super simple stepper motor controller
• Discrete component motor direction controller

Music related Circuits :

• Digital Volume Control
• 5 band graphic equalizer

< Oscillator Circuits :

• Simple variable frequency oscillator
• Sawtooth wave generator

Power Supply (PS) Circuit diagrams :

• Negative supply from single positive supply
• Self switching Power Supply
• Ultra low drop linear voltage regulator

Radio,transmitter,receiver circuits :

• Car anti theft wireless alarm.
• Long range FM transmitter
• Remote control using VHF modules
• 40 meter Direct Conversion Receiver

Remote Control Circuit diagrams :

• Remote control using VHF modules
• Remote control using telephone
• A simple Remote control Tester
• Clap Activated Remote
• Radio Remote Control using DTMF
• Ultrasonic switch

Robotics related Circuits :

• Magnetic proximity sensors
• Color Sensor
• Super simple stepper motor controller

Sensors :

• Magnetic proximity sensors
• Dew sensor
• Color Sensor
• Metal Detector
• Optical toggle switch using a single Chip

Telephone Circuit diagrams :

• Telephone Ringer using 556 dual timers
• Two line intercom plus a telephone changeover switch
• Telephone line based audio muting and light on circuit
• Having secrecy in parallel telephones
• Telephone call meter using calculator & COB

Test & Measurement Circuits :

• High Resistance Voltmeter
• A simple Remote control Tester
• Contactless Mains Voltage Indicator
• Zener Diode Tester