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  • Electronics Module

    Electronics Module (11)

  • IoT

    IoT (11)

  • Motor Driver/ESC

    Motor Driver/ESC (2)

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    Wheel (2)

  • Quadcopter

    Quadcopter (4)

  • Soldering Accessories (8)

  • Basic Components

    Basic Components (13)

  • Development Boards

    Development Boards (30)

  • Battery & Charger

    Battery & Charger (18)

  • Micro Controller

    Micro Controller (26)

  • Motor

    Motor (16)

  • Sensors

    Sensors (32)

  • Cables/Wires/Connectors

    Cables/Wires/Connectors (10)

    • Glue Gun Stick
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    Glue Gun Stick

    12.00৳  Add to cart
    Veroboard Single Sided – Dot Type
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    Veroboard Single Sided – Dot Type

    40.00৳  Add to cart
    Light Dependent Resistor(LDR) 5 mm
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    Light Dependent Resistor(LDR) 5 mm

    10.00৳  Add to cart

    • LDR 5 mm – Light Sensitive Resistor

    • Resistance changes with ambient light levels

    • Dark resistance: 1–20 MΩ

    • PCB Through-Hole Mount | 2 Pins

    • Available now at Circuit City BD

    IR Obstacle Sensor
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    IR Obstacle Sensor

    70.00৳  Add to cart

    • Infrared Obstacle Detection Sensor

    • Detection Distance: 2 ~ 30cm

    • Detection Angle: 35°

    • LM393 Comparator for Stable Output

    • Works with 3.6V to 5V Power Supply

    • Easy Mounting with 3mm Screw Holes

    • Availability: Order now from Circuit City BD!

    1 Channel 5V Relay Module
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    1 Channel 5V Relay Module

    99.00৳  Add to cart

    • Relay Type: 1-Channel 5V Relay

    • Operating Voltage: 3V - 5V DC

    • Switching Capacity: AC 250V/10A, DC 30V/10A

    • Trigger Method: High-Level & Low-Level Selectable

    • Microcontroller Compatibility: Arduino, AVR, PIC, ARM, DSP

    • Availability: Order now from Circuit City BD!

    HW-411A LM2596 DC-DC Step Down Adjustable Power Supply Module 3A Max Buck Converter
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    HW-411A LM2596 DC-DC Step Down Adjustable Power Supply Module 3A Max Buck Converter

    100.00৳  Add to cart
    Anti Cutter Blade – 18mm Size
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    Anti Cutter Blade – 18mm Size

    80.00৳  Add to cart

    • High-quality carbon tool steel

    • 18mm blade width with 8 snap points

    • Silver finish for visibility

    • Available now at Circuit City BD

    BTS7960 Motor Driver
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    BTS7960 Motor Driver

    620.00৳  Add to cart

    • High-Power H-Bridge Motor Driver (43A Max Current)

    • Input Voltage: 6V–27V | Logic Level: 3.3V–5V

    • Built-in Overcurrent, Overvoltage & Thermal Protection

    • PWM Up to 25kHz | Ultra Low 16 mΩ Path Resistance

    • Available Now at Circuit City BD

    4 Channel 5V Relay Module
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    4 Channel 5V Relay Module

    300.00৳  Add to cart

    • Channels: 4

    • Trigger Voltage: 5V DC

    • Switching Voltage: 250V AC / 30V DC @ 10A

    • Microcontroller Compatibility: Arduino, Raspberry Pi, PIC, AVR, ARM, etc.

    • High/Low-Level Trigger Modes

    • Availability: Order now from Circuit City BD!

    Active Speaker Buzzer Module for Arduino 5V
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    Active Speaker Buzzer Module for Arduino 5V

    60.00৳  Add to cart
    • Operating Voltage: 1.5V - 15V DC
    • Tone Generation Range: 1.5 kHz - 2.5 kHz
    • Current Consumption: Less than 25mA
    • Application: Alarms, Timers, Notifications, Sound Alerts
    • Availability: Available at Circuit City BD
    PCB Mounted Passive Buzzer Module
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    PCB Mounted Passive Buzzer Module

    70.00৳  Add to cart
    • Operating Voltage: 1.5V - 15V DC
    • Tone Generation Range: 1.5 kHz - 2.5 kHz
    • Current Consumption: Less than 25mA
    • Application: Alarms, Timers, Notifications, Sound Alerts
    • Availability: Available at Circuit City BD
    YL-69 Soil Hygrometer Humidity & Soil Moisture Detection Sensor
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    YL-69 Soil Hygrometer Humidity & Soil Moisture Detection Sensor

    120.00৳  Add to cart
    • Operating Voltage: 3.3V - 5V DC
    • Output Modes: Analog & Digital
    • Features: LM393 comparator chip, power indicator, accurate moisture detection
    • Application: Smart irrigation, greenhouse monitoring, soil moisture measurement
    • Availability: Available at Circuit City BD
    HC-SR04 Ultrasonic Distance Sonar Sensor
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    HC-SR04 Ultrasonic Distance Sonar Sensor

    100.00৳  Add to cart
    • Product Name: HC-SR04 Ultrasonic Distance Sonar Sensor
    • Operating Voltage: 5V
    • Measuring Range: 2cm to 400cm
    • Accuracy: ±3mm
    • Applications: Distance measurement, obstacle detection, automation projects
    • Availability: Available at Circuit City BD
    Multicolor Heat Shrink Tube Set 5 Color
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    Multicolor Heat Shrink Tube Set 5 Color

    200.00৳  Add to cart
    Glue Gun 20W
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    Glue Gun 20W

    250.00৳  Add to cart

    • Compact 20W Glue Gun

    • Imported from China

    • Equipped with On/Off Switch

    • Ideal for DIY, Crafts, and Repairs

    • Available at Circuit City BD

    Soldering Iron 40W
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    Soldering Iron 40W

    300.00৳  Add to cart

    • 40W Electric Soldering Iron

    • Durable, Scratch-Resistant Build

    • Easy to Use & Clean

    • Suitable for Home & DIY Use

    • Now Available at Circuit City BD

    TDS Meter Probe Water Quality Monitoring V1 Sensor Module for Arduino
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    TDS Meter Probe Water Quality Monitoring V1 Sensor Module for Arduino

    1,650.00৳  Add to cart

    • TDS Water Quality Sensor | Arduino Compatible | V1 Module

    • Measures 0–1000 ppm with ±10% Accuracy

    • Waterproof Probe for Long-Term Monitoring

    • Analog Output 0–2.3V, Wide Voltage Input 3.3V–5.5V

    • Available Now at Circuit City BD

    HC-05 Bluetooth Module for Arduino
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    HC-05 Bluetooth Module for Arduino

    350.00৳  Add to cart

    • Wireless Serial Bluetooth Module for Arduino & Microcontrollers

    • Bluetooth Specification: V2.0 + EDR

    • Frequency: 2.4GHz ISM Band

    • Modulation: GFSK (Gaussian Frequency Shift Keying)

    • Operating Range: Up to 10 meters

    • Supports Master & Slave Mode

    • Low Power Consumption

    • Availability: Order now from Circuit City BD!

    2 Channel 5V Relay Module
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    2 Channel 5V Relay Module

    150.00৳  Add to cart

    • Dual-Channel 5V Relay Module

    • Low-Level Trigger Relay

    • Trigger Voltage: 3.3V – 5V

    • Switching Capacity: 250V AC @ 10A, 30V DC @ 10A

    • Opto-Isolated for High Reliability

    • Built-in Back EMF Protection

    • Two LED Indicators for Relay Status

    • Availability: Order now from Circuit City BD

    HX1838 NEC Coding IR Remote Control Sensor Module
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    HX1838 NEC Coding IR Remote Control Sensor Module

    380.00৳  Add to cart

    • IR Remote Control & Sensor Module

    • Operating Voltage: 2.7V - 5.5V

    • Transmission Distance: Up to 8m

    • NEC Encoding Format

    • Internal PCM Filter & EMI Shielding

    • Battery (CR2025) Not Included

    • Availability: Order now from Circuit City BD!

    IR Receiver Shielded
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    IR Receiver Shielded

    15.00৳  Add to cart

    • Supply Voltage: 3.0V - 5.0V DC

    • Receiver Frequency: 38 KHz

    • Low Power Consumption & High Immunity

    • Internal Filter for PCM Frequency

    • TTL & CMOS Compatibility

    • Availability: Order now from Circuit City BD!

    I2C LCD Adapter Module
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    I2C LCD Adapter Module

    90.00৳  Add to cart

    • Interface: I2C (PCF8574 Chip)

    • Compatible LCDs: 16×2 & 20×4 Character Displays

    • Power Supply: 5V DC

    • Adjustable Contrast & Backlight Control

    • Up to 8 Modules on a Single I2C Bus

    • Availability: Order now from Circuit City BD!

    LDR Photosensitive Sensor Module
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    LDR Photosensitive Sensor Module

    75.00৳  Add to cart
    • Operating Voltage: 3.3V - 5V DC
    • Output: Analog (A0) & Digital (D0) Outputs
    • Adjustable Sensitivity: Potentiometer for light intensity control
    • Application: Light detection, brightness control, smart lighting
    • Availability: Available at Circuit City BD
    DHT22/AM2302 Digital Temperature and Humidity Sensor Module
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    DHT22/AM2302 Digital Temperature and Humidity Sensor Module

    450.00৳  Add to cart
    • Measurement Range: Temperature -40°C to 80°C, Humidity 0% to 99.9% RH
    • Accuracy: Temperature ±0.5°C, Humidity ±2% RH
    • Features: High precision, capacitive type, calibrated digital signal, long-term stability
    • Application: Suitable for weather monitoring, HVAC systems, industrial applications
    • Availability: Available at Circuit City BD

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