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    Electronics Module (11)

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    IoT (11)

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    Motor Driver/ESC (2)

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    Wheel (2)

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    Quadcopter (4)

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    Basic Components (12)

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    Development Boards (30)

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    Battery & Charger (18)

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    Micro Controller (26)

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    Motor (16)

  • Sensors

    Sensors (32)

  • Cables/Wires/Connectors

    Cables/Wires/Connectors (10)

    • 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!

    4V 2000 RPM DC Motor
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    4V 2000 RPM DC Motor

    40.00৳  Add to cart

    • Operating Voltage: 3V – 6V DC

    • RPM: 2000

    • Shaft Diameter: 2mm

    • Shaft Length: 10mm

    • Weight: 15g

    • Availability: Order now from 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
    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!

    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
    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

    BMP280 Air Pressure Sensor Module
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    BMP280 Air Pressure Sensor Module

    300.00৳  Add to cart

    • Compact & High-Precision Barometric Sensor

    • Measures Atmospheric Pressure & Temperature

    • Supports I2C & SPI Communication

    • Operating Voltage: 1.71V to 3.6V (Typical: 3.3V)

    • Pressure Range: 300 hPa to 1100 hPa

    • Perfect for Altitude Measurement & Weather Forecasting

    • Availability: Order now from Circuit City BD!

    L298N Dual H-Bridge Motor Driver
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    L298N Dual H-Bridge Motor Driver

    180.00৳  Add to cart

    • High-Power Motor Driver for DC & Stepper Motors

    • Operating Voltage: 5V – 35V DC

    • Peak Current: 2A per motor

    • Continuous Current: 0 – 36mA

    • Built-in Over-Current & Thermal Protection

    • Integrated Heatsink for Better Performance

    • Dual H-Bridge Motor Driver (L298N IC)

    • Availability: Order now from Circuit City BD!

    ESP8266 (ESP-01) Serial WiFi Wireless Transceiver Module
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    ESP8266 (ESP-01) Serial WiFi Wireless Transceiver Module

    170.00৳  Add to cart
    • Product Name: ESP8266 (ESP-01) Serial WiFi Wireless Transceiver Module
    • Wi-Fi Standard: 802.11 b/g/n
    • Flash Memory: 1MB
    • Processor: 32-bit CPU with TCP/IP stack
    • Power Efficiency: Standby power <1.0mW (DTIM3)
    • Interfaces: UART, SPI, SDIO 1.1/2.0
    • Applications: IoT, home automation, wireless sensor networks
    • Availability: Available at Circuit City BD
    16GA Gear Motor 800RPM 12V
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    16GA Gear Motor 800RPM 12V

    800.00৳  Add to cart
    • 16GA Micro Metal DC Gear Motor
    • 12V, 800 RPM, High Torque
    • Lightweight & Durable
    • Ideal for Robotics & Automation
     
    N20 12V 300 RPM Micro Metal DC Gear Motor
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    N20 12V 300 RPM Micro Metal DC Gear Motor

    290.00৳  Add to cart
    • N20 Micro Metal DC Gear Motor
    • 12V, 300 RPM, High Torque
    • Lightweight & Durable
    • Ideal for Robotics & Automation
    • Available at Circuit City BD
     
    37GB Gear Motor 500RPM 12V
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    37GB Gear Motor 500RPM 12V

    1,080.00৳  Add to cart
    • Product Name: 37GB Gear Motor 500RPM 12V
    • Voltage: 12V DC
    • Speed: 500 RPM
    • Torque: High torque with low current consumption
    • Build Quality: Metal gears, durable construction
    Availability: Available at Circuit City BD
    25GA Gear Motor 300RPM 12V
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    25GA Gear Motor 300RPM 12V

    750.00৳  Add to cart
    • Product Name: 25GA Gear Motor 300RPM 12V
    • Voltage: 12V DC
    • Speed: 300 RPM
    • Torque: High torque with low current consumption
    • Build Quality: Metal gears, durable construction
    • Availability: Available at Circuit City BD

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