| Sign In | Join Free | My futurenowinc.com | 
 | 
| Categories | Electromagnetic Buzzer | 
|---|---|
| Brand Name: | WS | 
| Model Number: | WM-8540S | 
| Certification: | SGS | 
| Place of Origin: | Shenzhen of China | 
| MOQ: | 100pcs | 
| Price: | Negotiation | 
| Payment Terms: | T/T, Western Union,Paypal | 
| Supply Ability: | 10000pcs/day | 
| Delivery Time: | 3-5 work days | 
| Packaging Details: | reel + carton | 
| Size: | L8.7 x W8.7 x H4.0 mm | 
| Frequency: | 2700Hz | 
| Voice: | 85dB | 
| Operating Voltage: | 2.-4.V | 
| color: | black ; grey | 
| Operating Temperature: | -20℃ to 70℃ | 
| Coil Resistance: | 16±3 Ω | 
| Quality: | High quality | 
Wholesale Cheap Big Sound 85dB Security System SMD Electromagnetic Buzzer
Features:
* Sound Output : 85dB
* Operating Voltage: 2.~4.v
* Resonant Frequency: 2700Hz
* Coil Resistance : 16 ± 3Ω
* Small size SMD magnetic type
* Side opening for sound emission
* High sound output
* Highly efficient
* Shot lead time & Low Price.
Specification:
| Name | high decibel buzzer alarm WM8540S | 
| Other name | 3v high decibel buzzer alarm | 
| Operating Voltage | 2-4v | 
| Resonant Frequency | 2700Hz | 
| Sound Output at 10cm | >85dB | 
| Rated Current | ≤70mA | 
| Coil Resistance | 16±3 | 
| Weight | 0.8 - 1.2g | 
| Operating Temperature | -20℃ to 70℃ | 
| Storage Temperature | -30℃ to 80℃ | 
| Product Keywords | 85db electromagnetic buzzer smd | 
Others:
1. RoHS
2. SMD Magnetic Buzzer
3. Reel Packing
4. Samples: 3-5 days
5. Batch quantity : 5-10 days
Applications:
Portable device
Test equipment
Digital camera
Data collection
Security system etc.
Payment and Shipping:
1, Payment: T/T; Western union; Paypal .
2, Shipping: by DHL, Fedex, TNT, UPS, EMS ect
Vibration Test:
Vibration:1000cycles /min. Amplitude:1.5mm, Duration: 1 hour in each 3 axes
Technical support:
1. We have professional technical support team to support our customers
2. If you have any question for the technology of our products,please Email to us and we will
reply to you immediately
Our features:
1. Good price
Our price is 10% lower than the market because of the introduction
of full automatic production line with the characteristics of
reducing the cost of labor and management.
2. Stable performance
Our most basic guarantee: The aging time exceeding 24 hours.
Malfunction dot rateless than 0.0001. MTBF more than 1000 hours.

Contact Details:
Contact: Angel Sun
Tel: +86-13528847020
Email: Admin@winsunhk.cn
Skype: Angelsun618
Whatsapp: 13528847020
Wechat: 13528847020
QQ: 553695308
|   | 
 External Drive Electromagnetic Buzzer , Sound From Front Car Alarm Buzzer
                                                                                    
                        
                        
                        
                                                            External Drive Electromagnetic Buzzer , Sound From Front Car Alarm Buzzer
                                                    
                        
                     80dB Output Electromagnetic Buzzer D12 X H5.5mm External Drive For Children'S Toys
                                                                                    
                        
                        
                        
                                                            80dB Output Electromagnetic Buzzer D12 X H5.5mm External Drive For Children'S Toys
                                                    
                        
                     D12 X H9 Mm 40mA Magnetic Buzzer 1.5v For Telecommunication , Electronic Buzzers
                                                                                    
                        
                        
                        
                                                            D12 X H9 Mm 40mA Magnetic Buzzer 1.5v For Telecommunication , Electronic Buzzers
                                                    
                        
                     12V Passive Electromagnetic Buzzer With Pin For Safety Equipment , High Frenquency
                                                                                    
                        
                        
                        
                                                            12V Passive Electromagnetic Buzzer With Pin For Safety Equipment , High Frenquency
                                                    
                        
                     75dB Output Electromagnetic Buzzer Without Circuit for Household Appliances
                                                                                    
                        
                        
                        
                                                            75dB Output Electromagnetic Buzzer Without Circuit for Household Appliances
                                                    
                        
                     3V Magnetic Transducer Buzzer D9 X H5.5mm For Audio / Video , SGS Approved
                                                                                    
                        
                        
                        
                                                            3V Magnetic Transducer Buzzer D9 X H5.5mm For Audio / Video , SGS Approved
                                                    
                        
                     D12.0 x H6.5mm Continuous Tone Active 5v Piezo Buzzer / Car Indicator Warning Buzzer For Public Bike
                                                                                    
                        
                        
                        
                                                            D12.0 x H6.5mm Continuous Tone Active 5v Piezo Buzzer / Car Indicator Warning Buzzer For Public Bike
                                                    
                        
                     Low Rated DC Current Electromagnetic Buzzer With 82dB Sound Output , D12 X H7.5mm
                                                                                    
                        
                        
                        
                                                            Low Rated DC Current Electromagnetic Buzzer With 82dB Sound Output , D12 X H7.5mm
                                                    
                        
                     D12 X H9.5mm Internal Drive Headlight Reminder Buzzer For Coffeemaker , Black Color
                                                                                    
                        
                        
                        
                                                            D12 X H9.5mm Internal Drive Headlight Reminder Buzzer For Coffeemaker , Black Color
                                                    
                        
                     Highly Efficient Micro Indicator Warning Buzzer 2700HZ For Timer , D9 X H4mm
                                                                                    
                        
                        
                        
                                                            Highly Efficient Micro Indicator Warning Buzzer 2700HZ For Timer , D9 X H4mm