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Choose Your Size Quick view

Reference: 984

Heat Shrink Tube

Heat Shrink Tubing 2:1, Eventronic Electrical Wire Cable Wrap Assortment Electric Insulation Heat Shrink Tube Kit (1 pcs)Please Choose Size Below

Price BDT 2
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Jumper Wire Single Medium Quick view

Reference: 1354

Jumper Wire Single Medium

Length: 8.5 inches (Medium) Material: Copper Plated.EachPin Spacing: 2.54mm.Color: Colorfulcompatible with 2.54mm mil spacing pin headers.It can be used for PCB project, pc motherboard, etc.Allow you to plug and unplug easily for prototyping.Package Contents: 1 x Jumper Wire You will get only one pcs.

Price BDT 3
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Jumper wire 40 Pcs Quick view

Reference: 31

Jumper Wire 40 Pcs Set

3 Types Available 1. Male to Male  2. Male to Female 3. Female-Female

Price BDT 90
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470 Ohm 1/4w - Pack of 5 Quick view

Reference: 245

Kiloohm (KΩ) 1/4w Resistors - Pack of 5

Choose your desire Resistor value from below: 

Price BDT 5
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Push Button Switch Quick view

Reference: 761

Push Button Switch

Push Button Switch

Price BDT 5
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Buzzer Quick view

Reference: 766

Ohm (Ω) 1/4w Resistors - Pack of 5

Choose your desire Resistor value from below: 

Price BDT 5
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5 mm Green LED (Pack of 5) Quick view

Reference: 768

5 mm Red LED (Pack of 5)

5 mm Red LED (Pack of 5)

Price BDT 5
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Buzzer Quick view

Reference: 758

BC547 NPN Transistor

BC547 NPN Transistor

Price BDT 2
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On sale! Arduino Uno R3 (Made in Italy) Quick view

Reference: 94

Arduino Uno R3

Arduino UNO in Bangladesh The Arduino Uno is a microcontroller board based on the ATmega328 (datasheet). It has 14 digital input/output pins (of which 6 can be used as PWM outputs), 6 analog inputs, a 16 MHz ceramic resonator, a USB connection, a power jack, an ICSP header, and a reset button. It contains everything needed to support the microcontroller.

Price BDT 428
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Buzzer Quick view

Reference: 755

5 mm Green LED (Pack of 5)

5 mm Green LED (Pack of 5)

Price BDT 5
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All best sellers
    XL4015 DC-DC Step Down Adjustable Power Supply Module 5A Max
    • XL4015 DC-DC Step Down Adjustable Power Supply Module 5A Max
    • XL4015 DC-DC Step Down Adjustable Power Supply Module 5A Max
    • XL4015 DC-DC Step Down Adjustable Power Supply Module 5A Max

    XL4015 DC-DC Step Down Adjustable Power Supply Module 5A Max

    395
     Specification:
    • Input voltage range:4~38VDC(Note:input voltage not exceeding 38V)
    • Output voltage range:1.25-36VDC adjustable
    • Output current: 0-5A, recommended for use in 4.5A.
    • Output power: 75W
    • Working temperature: -40~+85 degrees
    • Operating frequency: 180KHz
    • Efficiency:96%(max)
    • Short circuit protection: yes(limit current 8A).


    BDT 190
    rating Read the 7 reviews
    Average rating: 4.5/5 - Number of reviews: 7
    Quantity
    In-Stock

    • Store Pickup Available! Store Pickup Available!
    • Free Ship Over 5000 BDT Free Ship Over 5000 BDT
    • Quality Product Quality Product
    • No Warranty No Warranty
    • No Replacement No Replacement
    Description
    Specification:
    The DC-DC module based on LM2596 advocate current to 3.0A, but only to 
    1.8A.However, being introduced module adds a heatsink, using high-power 
    devices.This module can easily reach 4A, 50W, add heat sink circumstances 
    can reach 75W, has a high price!!
     
    Module highlights: 5A high power high efficiency and low ripple with power 
    indicator !!!
     
    • Input voltage range:4~38VDC(Note:input voltage not exceeding 38V)
    • Output voltage range:1.25-36VDC adjustable
    • Output current: 0-5A, recommended for use in 4.5A.
    • Output power: 75W
    • Working temperature: -40~+85 degrees
    • Operating frequency: 180KHz
    • Efficiency:96%(max)
    • Short circuit protection: yes(limit current 8A).
    • Over temperature protection
    • Input reverse polarity protection: None (if required, high current diode 
           in series with the input).
    • L x W x H = 54 * 23 * 18mm
     
    Application: 
    The DC/DC buck module applications the input voltage is higher than the output 
    voltage of the buck field, such as battery, power transformer, DIY adjustable 
    regulated power supply, 24V Vehicle notebook power supply,industrial equipment 
    buck.12V buck to 3.3V, 12V buck to 5V,  24V buck to 5V,24V buck to 12V,  36V 
    buck to 24V etc.
     
    Package Included :
    • 1 x XL4015 DC-DC Step Down Adjustable Power Supply Module LED Lithium
           Charger 5A Max
    • 1x heat sink
    Product Details
    395
    76 Items
    Good
    rating
    16/10/2020
    Rana
    Good quality with a heatsink with it
    DC-DC Step Down Adjustable Power Supply Module
    rating
    26/09/2020
    Shahriar Tasnim
    Low price ,best deal
    Mehedi Hasan
    rating
    11/08/2020
    Mehedi Hasan
    So nice product. I recommend the product for 5A
    Great
    rating
    14/06/2020
    Partha
    Using this 24/7 to convert 12v to 9v. No heating issue. It doesn’t even get warm. Love it.
    Okay!
    rating
    09/11/2019
    S. M. Estiaque Ahmed
    Bought three pieces, one was faulty. Had to change the potentiometer. Otherwise, it\'s working nice so far!
    got it in time.
    rating
    25/09/2017
    shafiqul i.
    I got this dc to dc step down power supply. now I can use all of my dc device with accurate power from 1.25-36v and 0-5a.Thanks Roboticsbd for providing me this in time with low price.
    Too pricey
    rating
    27/08/2017
    Zakariya T.
    Too pricey
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    Reference: 311

    YF-S201 Hall Effect Water Flow Meter / Sensor

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    Reference: 1301

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    Reference: 417

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    Reference: 382

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    Reference: 840

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    Reference: 176

    Brand: SparkFun Electronics

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      Rover 5 Robot Platform 4 Motors 4 Encoders Description: If you’re looking for a base for your next robot, look no further than the Rover 5. The Rover 5 uses 4 independent motors, each with a hall-effect quadrature encoder and gearbox.

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    Reference: 226

    Brand: SparkFun Electronics

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    Jumper wire 40 Pcs Quick view

    Reference: 31

    Jumper Wire 40 Pcs Set

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    Reference: 1534

    Planetary Gear Motor PG42-775 42 Gear Box Large

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    Reference: 1254

    XiaoR STM32 Self Balancing Programmable Robot

    - The self-balancing robot car is controlled by WiFi, support iOS/Android App, PC.- Real-time video transmission, you can patrol your house with the car and record beautiful moments. You can record video on your computer and take photos on your smartphone.- 480P adjustable Hd camera with a pan-tilt kit enables to make you view the video at any angle...

    Price BDT 11,999
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    N20 Motor Mounting Bracket Quick view

    Reference: 1071

    N20 Motor Mounting Bracket

    Description This is a compact mounting bracket ideally designed for N20 micro gear motors. It is made of ABS plastic material and it is designed to fit perfectly to N20 motors. The motor bracket only suitable for N series motor, such as motor N20, N20 geared motors, N20 screw motor, N30 motor. Brief Data: Height: 11mm. Width: 25mm. Material: ABS plastic....

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    Reference: 829

    Metal Servo Horn

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    Reference: 343

    12V 60W TEC1-12706 Thermoelectric Cooler Peltier

    Get cold or heat up by simply reversing the polarity, used for numerous applications from CPU coolers to alternate power sources, or even for your own custom car drink warmer/cooler.

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    Reference: 1069

    N20 DC Gear Motor Wheel 3PI miniQ Car wheel Tyre

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    Reference: 414

    Waterproof DS18B20 Digital Thermal Probe or Sensor

    This is a pre-wired and waterproofed version of the DS18B20 sensor. Handy for when you need to measure something far away, or in wet conditions. While the sensor is good up to 125°C the cable is jacketed in PVC so we suggest keeping it under 100°C. Because they are digital, you don't get any signal degradation even over long distances!

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    Reference: 1332

    I2C Graphic 128x64 LCD Adapter

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    Reference: 575

    Digital PH Meter Tester Aquarium Pool Water Urine Wine LCD Pen Monitor Protable

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    Reference: 563

    3S 25A Balance 18650 Lithium Battery BMS

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    Reference: 360

    Polulu RP5 Tracked Chassis Gray

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    Reference: 749

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    Reference: 258

    Brand: SparkFun Electronics

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    Reference: 368

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    Reference: 690

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    Reference: 259

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    Reference: 410

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    Reference: 386

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    Reference: 1353

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    Reference: 314

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    Reference: 354

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    Reference: 1331

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