Showing 1–24 of 29 resultsSorted by popularity

Electronics Module (7)

IoT (11)

Quadcopter (2)

Basic Components (8)

Development Boards (30)

Battery & Charger (17)

Micro Controller (26)

Motor (13)

Sensors (30)

Cables/Wires/Connectors (6)
Diode Type: PN Junction Rectifier
Voltage Ratings: 1000V Peak Reverse Voltage, 700V RMS
Current Rating: 1A Average Forward Current
Purpose: AC to DC Rectification
Compatibility: Works with 1N400X Series
Available at: Circuit City BD
Transistor Type: NPN
Voltage Ratings: Vce = 45V, Vcb = 50V, Veb = 6V
Current Rating: 100mA Collector Current
Gain (hFE): 110
Applications: Switching & Amplification
Available at: Circuit City BD
Operating Voltage: 3V – 6V DC
RPM: 2000
Shaft Diameter: 2mm
Shaft Length: 10mm
Weight: 15g
Availability: Order now from Circuit City BD!
- ESP-32 NodeMCU 30Pin
- Dual-core WiFi + Bluetooth microcontroller
- Supports UART, GPIO, ADC, DAC, PWM, I2C, and I2S interfaces
- Built-in 32Mbit flash memory for enhanced performance
- Available now at Circuit City BD
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!
LED Size: 5mm
Color: Red
Lens Appearance: Transparent
Forward Voltage: 3.5V
Forward Current: 30mA
Mounting Type: Through-Hole
Availability: Order now from Circuit City BD!
Brand: Generic
Tie Points: 400 (300 in main strip, 100 in power lanes)
Ideal for: Arduino, Raspberry Pi, and electronics prototyping
Build: Plastic housing, metal contact clips
Power Rating: 3–5A, 300V Max
Size: 82mm x 55mm x 10mm
Available at: Circuit City BD
Resistance: 1K Ohm (1000Ω)
Power Rating: 1/4 Watt (0.25W)
Tolerance: ±1%
Voltage Rating: 250V Working, 500V Overload
Type: Fixed Resistor, Through-Hole Mounting
Availability: Order now from Circuit City BD!
- 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
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
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!
Operating Voltage: 2.5V - 4V DC
Current Consumption: 130 - 220mA
Flow Rate: 80 - 120 L/H
Maximum Lift: 40 - 110 mm
Ideal for DIY Projects & Hobby Kits
Availability: Order now from Circuit City BD!
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!
Display Type: 16x2 Character LCD
Backlight Options: Blue or Yellow
Character Color: White on Blue/Yellow Background
Power Supply: 5V DC
Compatible with Arduino & Microcontrollers
Availability: Order now from Circuit City BD!
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!
- Product Name: Sonoff Basic R2 - WiFi Wireless Smart Switch
- Smart Home Integration: Works with Amazon Alexa, Google Assistant, and Nest
- Remote Control: Turn appliances on/off via the eWeLink app
- Timer Functions: Supports countdown, scheduled, and loop timers
- Connectivity: 802.11 b/g/n Wi-Fi, WPA-PSK/WPA2-PSK security
- Power Rating: 90-250V AC, 10A max current, 2200W max load
- Applications: Home automation, smart lighting, appliance control
- Availability: Available at Circuit City BD
- 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
- Product Name: SIM800L GPRS GSM Breakout Module
- Operating Voltage: 3.7V - 4.2V
- Peak Current: 2A
- Network Support: Quad-band GSM/GPRS (850/900/1800/1900 MHz)
- Connectivity: SMS, Call, GPRS, TCP/IP
- Antenna: Includes PCB antenna and wire antenna
- Applications: IoT, GSM-based automation, remote control, security systems
- Availability: Available at Circuit City BD
- 16GA Micro Metal DC Gear Motor
- 12V, 800 RPM, High Torque
- Lightweight & Durable
- Ideal for Robotics & Automation
- Available at Circuit City BD
- N20 Micro Metal DC Gear Motor
- 12V, 300 RPM, High Torque
- Lightweight & Durable
- Ideal for Robotics & Automation
- Available at Circuit City BD
- 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
- 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
- Product Name: ESP-8266 NodeMCU OLED Module
- Display: Integrated 0.96″ OLED
- Power Supply: 5V via Micro USB
- Compatibility: Arduino & NodeMCU (Lua for ESP8266)
- Connection: Micro USB
- Availability: Available at Circuit City BD
- Product Name: ESP-8266 (CH340) NodeMCU Lua V3
- Wi-Fi Module: Built-in ESP8266
- Power Supply: 4.5V ~ 9V (USB-powered)
- Communication: UART/GPIO interface
- Flash Size: 4MB
- Availability: Available at Circuit City BD