Operating Voltage: 3.3–5V DC
Type: Passive (requires external PWM signal)
Frequency Range: 2–5 kHz
Sound Output: ~85 dB at 10 cm
Diameter: 9 mm
Back to products
9*5 3VActive Buzzer
KSh 50.00
9*5 5V Passive Buzzer
KSh 50.00
The 5V Passive Buzzer is a sound-emitting device that requires an external oscillator signal to produce tones. It’s used in alarms, sound indicators, and electronic projects for generating variable tones and alerts.
Features
Compact and low-power design
Produces variable tones based on input frequency
Long operational life and high sound pressure
Easy 2-pin connection (VCC, GND)
Compatible with microcontrollers and sound drivers
Applications
Tone generation and alarms
Robotics sound feedback
Game or system alerts
Electronic learning projects
Description
Reviews (0)
Only logged in customers who have purchased this product may leave a review.
Shipping & Delivery
Pick Up
Our shop location is Juja.
Pick up your product anytime
Monday - Friday 8:30 am - 5:00 pm
Delivery
Free delivery is available within a 5 km radius of the pick-up location.
Drop Off Times:
Monday - Friday 10:30 am - 3:00 pm.
Related products
TT Motor Yellow Geared DC Motor
KSh 300.00
DESCRIPTION
The Yellow DC Motor is a compact, lightweight, and efficient motor widely used in robotics and DIY electronics. It delivers reliable torque and smooth performance, making it perfect for smart cars, mechanical toys, and automation systems. The durable plastic housing ensures longevity and stable operation.
FEATURES
Compact and lightweight design
Operates efficiently on low voltage (3–6V DC)
Dual-shaft design for versatile mechanical connections
Low noise and minimal vibration
Easy to interface with Arduino or L298N driver module
APPLICATIONS
Smart car and robot projects
Educational STEM kits
Conveyor or pulley mechanisms
DIY electronics and automation systems
3010 DC Cooling Fan
KSh 150.00
The 3010 DC Cooling Fan provides efficient air circulation and cooling for electronic devices and enclosures.
Its compact size and low noise make it ideal for microcontroller boards, 3D printers, and small power supplies.
Features
High-speed and low-noise operation
Compact 30×30×10 mm size
Long operational life with sleeve or ball bearings
Energy-efficient brushless DC design
Easy 2-wire or 3-wire connection
Applications
Microcontroller cooling
3D printer and laser engraver fans
Electronic enclosure ventilation
Smart car motor driver cooling
12V 37 Reduction Geared Motor
KSh 1,000.00
The 12V 37 Reduction Geared Motor is a high-torque DC motor with a built-in gearbox that provides excellent power for robotic and mechanical systems. It’s widely used in smart cars, conveyors, and automation projects that require strong torque and low-speed precision. The metal gearbox ensures durability and long-lasting operation under load.
Features
High torque output with 37:1 reduction ratio
Durable metal gear construction
Stable speed and smooth rotation
Compatible with motor drivers and controllers
Suitable for high-load mechanical systems
Applications
Smart robotic vehicles
Conveyor systems
Mechanical automation
DIY mechatronic projects
Robotic arms and drive systems
5V Solid State Relay Module: 1-channel, low level
KSh 250.00
The 1-Channel 5V Solid State Relay Module offers silent, fast, and durable switching for AC loads without mechanical wear. It uses an optocoupler and semiconductor switch to isolate control signals and power circuits, making it ideal for high-reliability applications.
Features
1-channel low-level trigger design
Optocoupler isolation for safety
Silent switching operation
Long lifespan without mechanical parts
Compact and reliable design
Applications
Home automation systems
Industrial control panels
Lighting and heater control
IoT projects
Silent switching environments
5V Solid State Relay Module: 2-channel, low level
KSh 450.00
This 2-Channel Solid State Relay Module enables microcontrollers to safely control two independent AC loads with silent and fast switching performance. Integrated optocoupler isolation improves electrical protection and system reliability, making it suitable for smart home automation, industrial control, and IoT applications.
Features
Two independent solid-state channels
Fast and noise-free switching
Optocoupler isolation for signal safety
LED indicators for each channel
Compact and modular design
Applications
Dual-load automation systems
Smart lighting control
Industrial AC load switching
IoT and home automation projects
Silent control panels
8 Ohm 0.5W Mini Speaker 40MM
KSh 100.00
The 8 Ohm 0.5W Mini Speaker is a compact audio output device designed for embedded systems and small-scale electronics. With a 40mm diameter, it produces clear, balanced sound suitable for projects that require simple audio alerts, voice output, or music playback. It’s widely used in DIY kits, Arduino projects, and educational electronic devices due to its efficiency and ease of integration.
Features
Compact 40mm diameter for easy installation
Clear and reliable sound output
Lightweight and durable plastic housing
Compatible with low-power audio amplifiers
Ideal for embedded systems and small device
Applications
DIY electronic projects
Arduino sound and voice systems
Educational electronics kits
Small radios and portable devices
Alarm and alert systems
5V 28BYJ-48 Stepper Motor + ULN2003 Controller Board(green/Blue)
KSh 300.00
DESCRIPTION
Popular 5V stepper motor with ULN2003 driver
board, used for precise rotational motion in low-power automation projects.
FEATURES
5V operation compatible with Arduino.
Stepper motor for precise control.
Comes with ULN2003 driver for easy interfacing.
Low noise and low vibration.
Easy to integrate into robotics projects.
APPLICATION
Mini CNC and 3D printer prototypes
Robotics arms and mechanisms
Automated rotating displays
Educational stepper motor projects
Small automation projects
G1/2 DN15 Solenoid Valve AC220V non-pressure NC
KSh 800.00
DESCRIPTIONÂ
AC-powered non-pressure solenoid valve for controlling fluid flow in low-pressure automation projects.
FEATURES
Normally closed valve design.
Quick electromagnetic actuation.
Durable metal body and seal.
Compact AC control.
Reliable for long-term use.
APPLICATION
Home water automation
Laboratory fluid control
Industrial small-scale systems
Vending machines
Heating or cooling systems
Reviews
There are no reviews yet.