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Reference: RBD-1354
Length: 8 inches/20 CM (Long) Material: Copper Plated Pin Spacing: 2.54mm.
Reference: RBD-0351
Contactless transmission of data and supply energy (no battery needed) Operating distance: Up to 100mm (depending on antenna geometry) RoboticsBD Operating frequency: 13.56MHz Data transfer: 106 kbit/s Data integrity: 16 Bit CRC, parity, bit coding bit counting Anticollision Typical ticketing transaction: <100 ms ( including backup management)...
Reference: 0245
Choose your desire Resistor value from below:
Reference: 0031
3 Types Available (Please select from option) 1. Male to Male 2. Male to Female 3. Female-Female
Reference: RBD-0768
Size: 5mm Color: RED Head Shape: Round Lens Appearance: Transparent
Reference: RBD-0761
Breadboard friendly Mounting Style: Through Hole Mounting Direction: Vertical
Reference: 1353
Length: 12.5 inches/30 CM (Long) Material: Copper Plated Pin Spacing: 2.54mm.
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Sonoff 4CH R3 4 Channels Smart Switch Home Automation 10A
Change your old conventional manual electrical switchboard to today’s generation a smart voice-controlled switchboard with all new Sonoff 4CH R3 4 Channels Smart Switch. Sonoff is a leading brand of Best Quality IoT Switching devices that provides a diverse range of products.
This Sonoff 4CH R3 4 Channels Smart Switch Operates on 230V AC so you won’t need to arrange any additional power supply to run this device, you can make the easy connections and hide this device inside the switchboard itself or install it over the switchboard. It Supports Google assistance as well as Alexa voice command to ON-OFF the 4 different 230V AC application with operating current up to 10A it means you can operate almost all appliances at home.
Sonoff 4-gang WIFI smart switch has four pushbuttons to ON-OFF the devices individually also it can be done via a mobile app voice command available on Google play store and Apple App Store and any Voice assistance devices like Alexa Speaker remote or Google devices. Onboard 4 LED lights to show the status and one additional LED to show the WIFI connection status. Featured By RoboticsBD.
Product Images are shown for illustrative purposes only and may differ from the actual product.
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| General Specification | |
| Model | 4CHR3 |
| Input Voltage (V AC) | 110 ~ 240 |
| Output Voltage(V) | 110-240V AC 10A |
| WIFI | IEEE 802.11b/g/n 2.4GHz |
| Color | White |
| Material | PC |
| Length (mm) | 145 |
| Width (mm) | 90 |
| Height (mm) | 34 |
| Weight (gm) | 200 |
| Shipment Weight | 0.22 kg |
| Shipment Dimensions | 15 × 8 × 3 cm |
Please allow 5% measuring deviation due to manual measurement.
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1 x Sonoff 4CH R3 4 Channels Smart Switch Home Automation 10A
1 x Small Scew Driver
1 x User Manual.
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The latest price of Sonoff 4 Channel R3 Wireless WiFi Smart Switch (10A, 2200 W) in Bangladesh is BDT 2,450 You can buy the Sonoff 4 Channel R3 Wireless WiFi Smart Switch (10A, 2200 W) at best price from our RoboticsBD or visit RoboticsBD Office.
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Please note that the product information provided on our website may not be entirely accurate as it is collected from various sources on the web. While we strive to provide the most up-to-date information possible, we cannot guarantee its accuracy. We recommend that you always read the product labels, warnings, and directions before using any product. |
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Product Images are shown for illustrative purposes only and may differ from the actual product. |
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Reference: RBD-0814
The 2021 Model is Sonoff Basic R2 Support remotely turn on or off added devices. Support Max 8 timers tasks for each added device. Works with AMAZON ALEXA Works with GOOGLE ASSISTANT Also, Work with NEST Support numerous Wi-Fi smart switches one smartphone.
Reference: RBD-0960
Voltage range: 100-240V AC Color: White Remote Control Monitor Energy Usage Historical Energy Consumption Overload Protection Measure Power Usage for a Period Sync Status Timing Function Share Control Smart Scene APP Supported Check out New Product Sonoff POWR320D Elite Smart Power Meter Switch
Reference: RBD-1015
Power Supply: 90V~250V AC(50/60Hz) Max. Current: 10A/gang Max. Power：2200W/gang, 2200W/Total Wireless Standard: 802.11 b/g/n Security Mechanism: WPA-PSK/WPA2-PSK Enclosure Material: Fire-retardant ABS V0
Reference: RBD-1016
Power Supply: 90-250V AC Max Current: 16A(2 gang),10A(1 gang) Max Power: 3500W(2 gang) / 2200W(1 gang) Product Dimensions: 114*52*32mm Color: White Frequency: 802.11 b/g/n Security Mechanism: WPA-PSK/WPA2-PSK
Reference: RBD-1017
Input: AC 100-240V 50/60 Hz 5A Output: Light: AC 100-240V 50/60 Hz 3A, Fan: AC 100-240 V 50/60 Hz 2A Max Rf Frequency: 433.92 MHz Turn on/off ceiling fan and light using your voice Support the RM433 RF to control devices (RM433 RF included) Share the device and manage it with your family together Display the real-time device status on the app Check out...
Reference: RBD-1176
Power supply: 90V~250V AC(50/60Hz) Max. Current: 10A Remote turn on/off connected device. Support checking real-time device status on APP. Support scheduled/countdown/loop timing tasks. Setting scene to turn on/off a group of devices in the same account. Setting scene to trigger on/off the other device by status changes
Reference: RBD-1345
Remotely control the ceiling fan and light on your phone Turn on/off ceiling fan and light using your voice Support the RM433 RF to control devices (RM433 RF included) Share the device and manage it with your family together Display the real-time device status on the app The fan speed is optional from the high, medium and low speed (only for RM433 RF)...
Reference: RBD-1418
Model: 4CHR3 Input Voltage: 110-240V AC 16A MAX Output Voltage: 110-240V AC 10A/Gang (16A total) WiFi: IEEE 802.11b/g/n 2.4GHz Color: White Material: PC Dimension: 145 x 90 x 34 mm
Reference: RBD-1525
Can control up to 3 device 220V Model : T3EU3C Remotely control devices through a phone Turn on/off devices with Amazon Alexa and Google Assistant Touch control buttons for convenient operation Set a particular time to turn on/off devices Customize one or groups of SONOFF devices to turn on/off with a simple tap Allow you to manage devices when there is...
Reference: RBD-1526
Can control up to 2 device 220V Model : T3EU2C Remotely control devices through a phone Turn on/off devices with Amazon Alexa and Google Assistant Touch control buttons for convenient operation Set a particular time to turn on/off devices Customize one or groups of SONOFF devices to turn on/off with a simple tap Allow you to manage devices when there is...
Reference: RBD-1602
Microcontroller: ESP8266EX Operating Voltage: 3.3V Digital I/O Pins: 11 (all I/O pins have interrupt/PWM/I2C/one-wire capability, except for D0) Analog Input Pins: 1 Flash Memory: 4MB On-Board Switching Power Supply: Input Voltage Range: 9V to 12V Output: 5V at 1A Max
Reference: RBD-0318
This module is intended for advanced users who require moderate knowledge of GSM systems and microcontrollers. It needs wiring and firmware updates to unlock the country lock. Dual-Band 900/ 1800 MHz GPRS multi-slot class 10/8GPRS mobile station class B Compliant to GSM phase 2/2+ Dimensions: 24*24*3 mm Weight: 3.4g Control via AT commands (GSM 07.07...
Reference: RBD-1641
Product: GSM Antenna Color: Black SMA male straight 5cm 900-1800MHz radio antenna. Frequency: 900MHz – 1800MHz Maximum Power: 50W Length: 5cm/1.97 inch
Reference: RBD-2271
Wide compatibility with ESP32-DevKitC(30P) series boards Safe and reliable with stable power and signal transmission Extended GVS interface for easy connection to various electronic modules and sensors JUMP interface for easy reuse of all pins, making it ideal for DIY projects Versatile and reliable option suitable for a wide range of projects
Reference: RBD-2298
Easy to install with adhesive sticker Detects light levels up to 30,000 LUX Sensitive to changes in light intensity Waterproof for outdoor use Linkage with other smart home devices for automation and control Battery-powered for convenient use
Reference: RBD-2684
100% brand new and high quality. Widely used in street lights, neon lights, bells, radio and television equipment, production equipment, electrical equipment and household appliances automatic control. Built-in high-performance batteries as backup power in case of no electricity can still maintain time display and storage of. Auto timer error correction....
Reference: RBD-2393
Brand: Raspberry Pi Official
The Raspberry Pi Pico W builds upon the great cost-for-performance metrics of the Pico and add WiFi to the board. The Pico W features the same attributes as the Raspberry Pi Pico and also incorporates an Infineon CYW43439 wireless chip. CYW43439 supports IEEE 802.11 b/g/n wireless LAN, and Bluetooth® 5.2. (6/30/2022: Only Wireless LAN is supported on the...
Reference: RBD-0960
Voltage range: 100-240V AC Color: White Remote Control Monitor Energy Usage Historical Energy Consumption Overload Protection Measure Power Usage for a Period Sync Status Timing Function Share Control Smart Scene APP Supported Check out New Product Sonoff POWR320D Elite Smart Power Meter Switch
Reference: RBD-0308
New Rainproof WIFI Transmitter Wireless P2P 30fps realtime video FPV Transfer compatible IPhone, IPad, Android system WiFi transmission, no need router, no need internet. Support iPhone, iPad, and Android phone Transmission distance with no obstacle 150meters The terminal shall support Android 2.2 or above, and iOS shall support Version 4.3 or above. Easy...
Reference: RBD-2267
Integrated Wi-Fi and Bluetooth connectivity make this board a great choice for IoT projects and robotics. The ESP32 chip on the board is a dual-core microcontroller that operates at up to 240 MHz, providing ample processing power for complex projects. With 520 KB of SRAM and 4 MB of flash memory, the board has plenty of memory for storing and running...
Reference: RBD-2830
Brand: DFRobot
Based on K210 RISC-V AI processor, the Maixduino AI development board comes with MI AI module and ESP32 module for WiFi and Bluetooth connectivity in the Arduino UNO form factor. K210 comes with a dual-core processor chip with independent FPU, 64 bits CPU bit width, 8 MB on-chip SRAM, 400 adjustable nominal frequency, and double-precision FPU supporting...
Reference: RBD-2137
ESP32 Development Board Integrated antenna and RF balun Dual-mode Wi-Fi and Bluetooth chips Small size and high performance-price ratio Compatible with Arduino
Reference: RBD-1821
Open-source, Interactive, Programmable, Low cost, Simple, Smart, WI-FI enabled Arduino-like hardware IO Integrated TR switch, balun, LNA, power amplifier and matching network Integrated PLL, regulators, DCXO and power management units Onboard USB to serial chip to easily program and upload codes from the Arduino IDE Easy to use breadboard friendly form...
Reference: RBD-0273
Brand: Waveshare
A1rduino WIFI Shield EMW3162 (module is not included)
Reference: RBD-1671
ESP32 Bluetooth Wi-Fi development board, support NodeMCU / Arduino DHT11 temperature and humidity sensor CP2104 communication chip USB TO TTL Micro USB port Soil probe (long) soil temperature and humidity detection module 18650 Lithium Battery Holder Powered (Battery is not included)
Reference: RBD-2550
This multi-functional air quality monitor offers simultaneous testing for PM2.5, CO2, TVOC, HCHO, AQI, temperature, and humidity. Featuring a 2.8-inch TFT color display, it provides clear and easy-to-read detection data. Additionally, the monitor can be connected to the Tuya App for real-time air quality monitoring and historical data trend analysis...
Reference: RBD-0698
On-board level shift circuit Arduino UNO R3 and the compatible board can directly connect to this module; Interface logic voltage: 3.3V / 5V compatible(On-board level shift circuit); Working voltage: 4.5~5.5V (Onboard 3.3V LDO Regulator); Working current: 240mA(MAX).RoboticsBD
Reference: RBD-1604
Supports Digital terrestrial video and radio program recording (records digital terrestrial TV on PC or Laptop). The included Input Terrestrial Antenna will offer stable TV signal. Supports Real Time digital video recording and broadcasting. Supports Watching DVB-T digital TV and listen to DAB and FM radio. Full DVB-T bandwidth reception (at 6 / 7 /...
Reference: RBD-1962
ESP32-S2-DevKitM-1 Equipped with ESP32-S2-MINI-1 module Easy interfacing Integrates ESP32-S2FH4 chip. PCB antenna 4 MB SPI flash.
Reference: RBD-2295
The CC2530 ZigBee series wireless module launched by BEE Iot Technology is a ZigBee RADIO frequency module developed based on TI's CC2530F256 chip. The module can complete ZigBee learning, project application, and industrial production, and can be widely used in the field of short-distance wireless communication networking. It can build powerful network...
Reference: RBD-0579
Quad-band 850/900/1800/1900MHz GPRS multi-slot class12 connectivity: max. 85.6kbps(down-load/up-load) GPRS mobile station class B Controlled by AT Command (3GPP TS 27.007, 27.005 and SIMCOM enhanced AT Commands) Supports charging control for Li-Ion battery Supports Real-Time Clock Integrated GPS/CNSS and supports A-GPS Low power consumption, 10mA in sleep...
Reference: RBD-2770
Brand: Waveshare
ESP32-S3 Development Board, with 1.28inch Round Touch LCD, Compact size, Accelerometer And Gyroscope SensorSKU: 25098Part Number: ESP32-S3-Touch-LCD-1.28Brand: Waveshare
Reference: RBD-1336
Onboard Module: ESP8266 wifi module; in AP mode it can connect with 5 Clients at the same time Operating Way: cellphone carried on wifi module; cellphone and wifi module carried on the same router, and use the APP to control relay Transmission Distance : 400m (max) Relay : 5V,10A/250V AC 10A/30V DC Baud Rate: 9600. Diode effusion protection; Short...
Reference: RBD-1945
TTGO module from LilyGO Microcontroller based on an ESP32-S2 chip. USB-C connection MicroSD card adapter.
Reference: RBD-1557
USB communication, no need write code Support PC software automation Double antenna Support quad-band, universal worldwide Support 2G/3G/4G Automatically connect to the network Adaptive frequency
Reference: RBD-1806
Based on ESP32 240MHz Xtensa dual-core 32-bit microprocessor Operating Voltage: 2.7V – 4.2V Working Current: 60mA Battery Charging Current: 500mA
Reference: RBD-1020
Frequency (MHz) : 824 – 960 MHz & 1710 – 1980 MHz Gain:2 / 3 dBi Impedance (Ω): 50 Connector Type: SMA Plug VSWR :< 2.5
Reference: RBD-1552
Working Frequency: 868 MHz Distance: 8000m RF IC: SX1276
Reference: RBD-1965
LoraTap Tuya Smart ZigBee 3.0 Hub Simple operation Easy to use Plug and play Using infrared sensor technology method Making your life more fashionable
Reference: RBD-1820
38 Pin version 2.4GHz Dual-Mode WiFi + Bluetooth Development Board, 38PIN Ultra-Low power consumption works perfectly with the IDE A high-quality USB cable is essential for this board to ensure sufficient current supply; otherwise, your board may not be recognized by the Windows Device Manager. Please avoid using mobile phone cables and instead use the...
Reference: RBD-1172
Infrared Sensor Automatic Lighting Control Switch with lamp holder; convenient, safe & practical. Good solution for energy saving. You can conveniently let the light auto on/off. The switch can detect the human body's infrared, and use infrared to control the load. Easy to install. Strong anti-interference ability Suitable for corridor, toilet,...
Reference: RBD-0950
Model : RS-360 micro-motors small pump Operating voltage : 4V-12V Current : 0.8A Motor diameter : 27 mm Pump Length : 52 mm Out of the water hole diameter : 4 mm Weight : 70g
Reference: RBD-1747
Neodymium Magnet Grade N35 Shape Disc Actual Size - 5.95 x 1.54 mm Note: Magnet size may deviate by up to 5%. If you require precise dimensions, please contact our customer support for exact measurements.
Reference: RBD-0654
Single row. 2.54mm pitch. 1 x 40 pins. Through-hole mount. RoboticsBD
Reference: RBD-1918
Speed(RPM):19000 Motor diameter: 6mm Shaft diameter: 0.8mm Shaft length: 4mm Rated voltage: 1.5V-4.5V
Reference: RBD-0110
রাস্পবেরি পাই এর জন্য একটি স্ট্যাবল পাওয়ার সাপ্লাই এর প্রয়োজনীয়তা অনেক। আমরা অনেক পাওয়ার সাপ্লাই টেস্ট করে এর এই পাওয়ার সাপ্লাইটির ক্যাপাসিটি সন্তোষজনক পেয়েছি। যদিও মেনশন করা 5V,2.3A. আমরা আমাদের টেস্ট এ 5V, 1.7Amp+ কনস্ট্যান্ট কারেন্ট পেয়েছি। যদি আপনার খুব বেশি পেরিফেরাল না দরকার হয় তবে এটি ব্যবহার করতে পারেন। এছাড়া আমাদের কাছে অরজিনাল রাস্পবেরি পাই...
Reference: RBD-2299
Package Included: 1 * TS101 Controller 1 * Anti-slip cap 1 * Original TS tip 1 * Power Adpater (AC100-240V to 24V 3A) 1 * USB-C silicone cable 1 * Mini Soldering stand 1 * 15g Solder wire 1 * User Manual Miniware TS101 Hardware Specifications Power USB C PD and QC 3.0 9-20 Volts (9-45W) DC 9-24 Volts (9-65W) Soldering Iron Tip TS-B2 (Conical 10mm)...
Reference: RBD-1176
Power supply: 90V~250V AC(50/60Hz) Max. Current: 10A Remote turn on/off connected device. Support checking real-time device status on APP. Support scheduled/countdown/loop timing tasks. Setting scene to turn on/off a group of devices in the same account. Setting scene to trigger on/off the other device by status changes
Reference: RBD-0814
The 2021 Model is Sonoff Basic R2 Support remotely turn on or off added devices. Support Max 8 timers tasks for each added device. Works with AMAZON ALEXA Works with GOOGLE ASSISTANT Also, Work with NEST Support numerous Wi-Fi smart switches one smartphone.
Reference: RBD-1407
Flash LED off: 180mA @ 5V. Flash LED on to maximum brightness: 310mA @ 5V. Deep-sleep: 6mA @ 5V min. Modem-sleep: 20mA @ 5V min. Light-sleep: 6.7mA @ 5V min. Programmer: ESP32-CAM-MB MICRO USB Download Module The ESP32 CAM does not come pre-assembled with the camera. You'll need to connect the camera ribbon cable to the board, a task which can be...
Reference: RBD-1176
Power supply: 90V~250V AC(50/60Hz) Max. Current: 10A Remote turn on/off connected device. Support checking real-time device status on APP. Support scheduled/countdown/loop timing tasks. Setting scene to turn on/off a group of devices in the same account. Setting scene to trigger on/off the other device by status changes
Reference: RBD-1245
Soldering Iron Kit 21-in-1 with PU Bag by HANDSKIT Complete Soldering Kit: It includes the complete soldering tools for various uses, from home DIY, electrical repairs jobs and other soldering projects.
Reference: RBD-0094
The Arduino Uno R3 High-Quality Edition Arduino UNO in Bangladesh Micro-controller : ATmega328. Operating Voltage : 5V. Input Voltage (recommended) : 7-12V. Digital I/O Pins : 14 (of which 6 provide PWM output). Analog Input Pins : 6. The Arduino Uno R3 High-Quality Edition embodies superior craftsmanship and meticulous attention to detail, resulting in...
Reference: RBD-1412
Chipset :ESPRESSIF-ESP32 240MHz Xtensa® single-/dual-core 32-bit LX6 microprocessor FLASH: QSPI flash 4MB / PSRAM 8MB SRAM:520 kB SRAM Button: Reset USB to TTL: CP2104 Modular interface: UART,SPI,SDIO,I2C,PWM,TV PWM,I2S,IRGPIO On-board clock:40MHz crystal oscillator Working voltage:2.7V-3.6V Working current: About 70mA
Reference: RBD-1525
Can control up to 3 device 220V Model : T3EU3C Remotely control devices through a phone Turn on/off devices with Amazon Alexa and Google Assistant Touch control buttons for convenient operation Set a particular time to turn on/off devices Customize one or groups of SONOFF devices to turn on/off with a simple tap Allow you to manage devices when there is...
Reference: RBD-1593
১ টি রাস্পবেরি পাই 4 (Made in UK) RAM: 1GB, 2GB, 4GB, 8GB (পছন্দ করে নিতে পারবেন) একসাথে দুটি HDMI মনিটর লাগানো যায়। ১ টি Argon One V2 Case কেস। রাস্পবেরি পাই এর ইউএসবি -সি পাওয়ার এডাপটার সুইচ সহ। ট্রান্সসেন্ড অথবা স্যানডিস্ক ব্রান্ডের জেনুইন ১৬ জিবি অথবা ৩২ জিবি মেমরি কার্ড প্রি-ইনস্টলড অপারেটিং সিস্টেম সহ। বিল্ট ইন Wi-Fi & Bluetooth গিগাবিট...
