8.5*4mm SMD Passive Buzzer 3V

The GJ-B8540 SMD passive buzzer 3V 2731Hz – Compact, Clear Sound for Precision Electronics

The GJ-B8540 SMD passive buzzer at 3V with a 2731Hz frequency is a reliable, high-performance audio component engineered for compact electronic devices. Designed to deliver a crisp and consistent tone, this SMD passive buzzer produces a sound output that is highly noticeable, making it suitable for devices that rely on auditory alerts or notifications in space-restricted applications.

With its standard operating voltage of 3V, The GJ-B8540 SMD passive buzzer has low power consumption, maximizing energy efficiency without compromising sound clarity. Its small 8.5x4mm surface-mount form factor allows for easy integration into modern PCB designs, minimizing the footprint while providing stable performance across various applications.

Ideal for uses such as alarms, timers, notifications, and audio feedback systems, The GJ-B8540 SMD passive buzzer’s 2731Hz frequency is tailored to cut through ambient noise, ensuring the alert is heard clearly even in busy environments. Built with quality materials, it’s highly durable and suitable for extended operational cycles, making it a trusted choice for industrial, medical, and consumer electronics.

Whether for compact wearables, home automation devices, or other advanced technology, the GJ-B8540 SMD passive buzzer at 3V delivers powerful sound in a small package.

Specifications

Size	8.58.54mm
Coil Resistance	16 ohm±15%
Operating Voltage	2~ 5 V
Rated Voltage	3 V
Current Consumption	80 mA
Sound Pressure Level	85± 3dB/1w
Oscillation Frequency	2730 HZ
Product name	SMD passive buzzer
operation temperature	-25 ~ +70℃
Storage Temperature	’-30 ~ +80℃
Weight (MAX)	0.8 g
Model	GJ-B8540

Features

The SMD Electromagnetic Passive Buzzer features a compact, low-profile design ideal for space-limited applications, requiring an external driving signal to produce customizable audio alerts, all while operating efficiently at low voltages for energy-sensitive devices.

Compact size and lightweight
High SPL in a Small Package
-30°C to +80°C operating temperature range
Low Power Consumption
No external power supply
“The surface-mount design

Application

Our SMD Buzzer are specifically engineered for their compact size, low power requirements, and effective sound output.”

the GJ-B8540 SMD Passive buzzer is commonly used in consumer electronics, small appliances, health monitoring devices, and various IoT applications. It’s also popular in devices that need simple audio feedback, like alarms, timers, and warning signals in compact form factors.