2.5"
2 Year
2 Year
Mechanism Doorbell
One-to-Many
No
Non Automation
Without Peephole
Wired
No
No
Hotel ,Shop, Office,Home
Longriver
Not Waterproof
Plug
Steel
Longriver
Color Box
55, 75MM, 150MM, 200MM, 250MM
China
85318090
Product Description
Product features:
Color: Silver White OR Red
Material: Metal
Coil: Double pure copper coil
Operation Humidity: 95%
Voltage: DC12V, DC24V, AC110V, AC220V
Working Hours: 5 minutes
Frequency: 50HZ / 60HZ
Sensor Type: Electrochemical
Diameter: 12''
Assembled Diameter: 12-inch
The surface is coated with electroplating technology to make the material more anti-corrosive and less prone to rust and corrosion.
A portable wired power supply, easy to install, can be installed on the wall, ceiling, and other installation methods.
Choose 12V / 24V / 220V according to the voltage you use. Can be widely used in fire rescue, emergency evacuation, factory alarms, school ringtones, etc.
Any design and voice can OEM.
Quality reliable, the bell can be used more than 5 years.
We have been exported to more than 20 countries.

Hefei Long River Electrical Co.,Ltd.










1. Use electromagnet to strike the steel to voice, with a big size tune, classical and crisp timbre.
2. 110V,220V AC or 12V,24V voltage input
3. Popular buzzer voice
4. High-grade nice appearance
5. Superior quality PC polycarbonate panel, with nice mould polished effect, non yellowing or fade.
It is widely used in super hotel, school, star hotel, factory, Modern apartment and office.
Style: Fire Alarm Bell
Power Source: Corded ElectricColor: Silver White OR Red
Material: Metal
Coil: Double pure copper coil
Operation Humidity: 95%
Voltage: DC12V, DC24V, AC110V, AC220V
Working Hours: 5 minutes
Frequency: 50HZ / 60HZ
Sensor Type: Electrochemical
Diameter: 12''
Assembled Diameter: 12-inch
Hard metal shell, not easy to deform, the sound reaches 100db, the maximum range is 600-800 square meters, and it is farther and safer.
Pure copper electromagnetic coil with discontinuity and no electromagnetic interference, strong tapping, stable operation, and long service life.The surface is coated with electroplating technology to make the material more anti-corrosive and less prone to rust and corrosion.
A portable wired power supply, easy to install, can be installed on the wall, ceiling, and other installation methods.
Choose 12V / 24V / 220V according to the voltage you use. Can be widely used in fire rescue, emergency evacuation, factory alarms, school ringtones, etc.
Any design and voice can OEM.
Quality reliable, the bell can be used more than 5 years.
We have been exported to more than 20 countries.

Hefei Long River Electrical Co.,Ltd.










