QYSMT
SF-27 DC3-24V Intermittent tone
SF-27 DC3-24V Intermittent tone
Contact Seller :- Call or Whatsapp +91 9319902096 harshita@qysmt.in
Contact Seller :- Call or Whatsapp +91 9319902096 harshita@qysmt.in
Call or Whatsapp
+91 9319902096
Email: harshita@qysmt.in
SF-27 DC3-24V Intermittent tone
Technical Specifications
According to data sheets from standard manufacturers like the module provides the following parameters:
- Operating Voltage: 3V to 24V DC
- Rated Voltage: 12V DC
- Max Rated Current: 12mA to 20mA at 12V
- Sound Pressure Level: \(\ge \) 95 dB at 10 cm (12V DC)
- Resonant Frequency: \(3100 \pm 500\text{ Hz}\)
- Sound-Making Type: Intermittent (pulsing beep)
- Dimensions: 30 mm diameter, 15 mm height, with 40 mm mounting hole spacing [
Wiring & Circuit Connection
Connecting this buzzer to a circuit requires attention to its polarity:
- Red Wire: Connect to the positive terminal (\(+\)) of your DC power source or microcontroller output pin.
- Black Wire: Connect to the negative terminal (\(-\) / Ground) of your power supply.
Watch a quick operational demonstration of the SFM-27 buzzer line to see its body style and response:

Complete SMT Solution
-
Address:-
Qinyi Electronics Pvt. Ltd.
Plot no. 48, 3rd FLOOR, PACE CITY-1, SECTOR-37 GURUGRAM, HARYANA, Pin Code - 122004
GSTIN : 06AAACQ6376N1ZW -
Contact US:-
Qinyi Electronics Pvt. Ltd.
Contact Person: Harshita Sharma
Tel. : +91 9319902096
Email : harshita@qysmt.in