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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
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
MG996R Servo Motor 180 Degree Rotation
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MG996R Servo Motor 180 Degree Rotation

450.00৳  Add to cart
  • Product Name: MG996R Servo Motor 180 Degree Rotation
  • Operating Voltage: 4.8V - 6.6V
  • Stall Torque: 9.4Kg-cm @ 4.8V, 11Kg-cm @ 6.6V
  • Rotation Angle: 180°
  • Weight: 55g
  • Cable Length: 32cm
  • Availability: Available at Circuit City BD
Servo Motor Micro SG90 180 Degree Rotation
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Servo Motor Micro SG90 180 Degree Rotation

150.00৳  Add to cart
  • Product Name: Servo Motor Micro SG90 180 Degree Rotation
  • Operating Voltage: 3.0V - 7.2V
  • Stall Torque: 1.2Kg-cm @ 4.8V, 1.6Kg-cm @ 6.6V
  • Rotation Angle: 180°
  • Weight: 9g
  • Cable Length: 25cm
  • 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!

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!

HC-SR501 PIR Infrared Motion Sensor
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HC-SR501 PIR Infrared Motion Sensor

95.00৳  Add to cart
  • Product Name: HC-SR501 PIR Infrared Motion Sensor
  • Operating Voltage: 4.5V-20V DC
  • Detection Distance: 3 to 7m (Adjustable)
  • Detection Angle: <140°
  • Current Consumption: <60uA
  • Availability: Available 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!

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
DC 5V Stepper Motor with ULN2003 Driver Board 28BYJ-48
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DC 5V Stepper Motor with ULN2003 Driver Board 28BYJ-48

220.00৳  Add to cart
  • Product Name: DC 5V Stepper Motor with ULN2003 Driver Board 28BYJ-48
  • Rated Voltage: 5V DC
  • Reduction Ratio: 64:1
  • Step Angle: 5.625° /64
  • Torque: Self-positioning >34.3mN.m, Pull-in 300gf.cm
  • Availability: Available at Circuit City BD
MG90S Micro Servo Motor 180 Degree Rotation
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MG90S Micro Servo Motor 180 Degree Rotation

250.00৳  Add to cart
  • Product Name: MG90S Micro Servo Motor 180 Degree Rotation
  • Operating Voltage: 4.8V - 6.6V
  • Stall Torque: 1.8Kg-cm @ 4.8V, 2.2Kg-cm @ 6.6V
  • Rotation Angle: 180°
  • Weight: 13g
  • Cable Length: 25cm
  • Availability: Available at Circuit City BD
TTP223B Digital Touch Sensor
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TTP223B Digital Touch Sensor

80.00৳  Add to cart
  • Product Name: TTP223B Digital Touch Sensor
  • Operating Voltage: 2.0 to 5.5 VDC
  • Response Time: 60ms (touch mode), 220ms (low power mode)
  • Output: Digital high/low signal
  • Design: Compact 24x24mm module
  • Compatibility: Arduino & Raspberry Pi compatible.
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Force Sensor Square 38.1mm
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Force Sensor Square 38.1mm

1,620.00৳  Add to cart
  • Product Name: Force Sensor Square 38.1mm
  • Sensing Area: 38.1mm square sensing area
  • Pressure Range: 100g to 10kg force measurement
  • Design: Ultra-thin 0.45mm design
  • Durability: Up to 10 million actuations
  • Compatibility: Arduino & Raspberry Pi compatible
Force Sensitive Resistor 0.5″
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Force Sensitive Resistor 0.5″

890.00৳  Add to cart
  • Product Name: Force Sensitive Resistor 0.5"
  • Sensing Area: 0.5" circular sensing area
  • Pressure Range: 20g to 6kg force measurement
  • Design: Ultra-thin 0.4mm design
  • Response Time: Fast response time <10ms
  • Compatibility: Arduino & Raspberry Pi compatible
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ADXL345 3-Axis Accelerometer Sensor Module
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ADXL345 3-Axis Accelerometer Sensor Module

450.00৳  Add to cart
  • Product Name: ADXL345 3-Axis Accelerometer Sensor Module
  • Voltage: 3-5V (5V Recommended)
  • Measuring Range: ±2G, ±4G, ±8G, ±16G
  • Output Type: Digital
  • Communication Interface: SPI (3- and 4-wire) and I2C
  • Availability: Available at Circuit City BD

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