Reference: RBD-0345

ESP-01 ESP8266 Serial WIFI Wireless Transceiver Module

52 reviews

802.11 b/g/n Standards Wi-Fi Direct (P2P), soft-AP 1MB Flash Memory Integrated low power 32-bit CPU could be used as an application processor A-MPDU & A-MSDU aggregation & 0.4ms guard interval Wake up and transmit packets in < 2ms Standby power consumption of < 1.0mW (DTIM3) RoboticsBD

Reference: RBD-2704

Voltage To Current Module 0-5V to 4-20MA Conversion Sensor Module

Convert voltage signals (0-5V) to industry-standard current signals (4-20mA) for control systems. Isolated design ensures safe operation and minimizes electrical noise interference. Wide operating voltage range (12-24V) for compatibility with various power supplies. Easy to use with clear LED indicators and simple connections.

Reference: RBD-3120

High Sensitivity Rotary Angle Sensor Adjustable Potentiometer Knob Module

1 review

Reference: RBD-2925

2.4GHz Wireless Transceiver Module NRF24L01 Green 10pin

125 Channels, Multi-point communication, and frequency hopping to meet the communication needs Built-in hardware CRC error detection, Multipoint communication address control. Low-power 1.9 ~ 3.6V, only 1uA on Power-down mode Built-in 2.4Ghz antenna Built-in voltage regulator Standard DIP Pitch Interface for embedded applications size: 34mm X 17mm X 1mm

Reference: RBD-3297

CJMCU-750 SC16IS750 I2C/SPI to Dual Channel UART Converter Module

The CJMCU-750 SC16IS750 is a high-performance UART converter module designed to bridge I2C/SPI interfaces with dual UART communication, enabling easy interfacing of UART-based devices with microcontrollers that may have limited UART ports. This module enhances data exchange speeds using SPI while freeing up the hardware UART ports for other applications.

Reference: RBD-2358

CC1101 500kbps Wireless Transceiver Module RF 433mhz SPI Interface Spring Antenna

1 review

Compact 433 MHz wireless transceiver module with CC1101 core for stability. Supports FSK, OOK, ASK, and MSK modulation with up to 500kbps data transfer rate. Reliable transmission up to 350m in open sight with +11dBm output power. Low power consumption: Sleep current as low as 2uA, ideal for battery-powered applications. Programmable frequency allocation...

Reference: RBD-2919

MAX98357A I2S DAC Class D Mono Amplifier Module

11 reviews

This mono Class D amplifier module with a surprisingly compact form factor - less than 2cm on a side - uses a MAX98357 chip to deliver 3W of power. Its I2S input allows an easy association with a Raspberry Pi or ESP32, allowing for example to design a small portable amplified speaker.

Reference: RBD-1959

HW-353A SIM900A Module Development Board GSM GPRS

1 review

Single supply voltage 3.4V – 4.5V HW-353A SIM900A Module Development Board GSM GPRS The keypad and SPI display interface will give you the flexibility to develop customized applications. Serial port and Debug port can help you easily develop your applications. One audio channel includes a microphone input and a speaker output. Programmable General Purpose...

Reference: RBD-2340

2 Channel PWM Pulse Frequency Adjustable Duty Cycle Square Wave Rectangular Wave Signal Generator Module

2-channel PWM pulse frequency and duty cycle adjustable signal generator module Generates square and rectangular waveforms for experiment and development Frequency range: 1Hz to 150KHz, adjustable in three precision levels Features serial port control with customizable PWM settings via commands Compact design (44x30x11mm) with 5–30V DC operating voltage

Reference: RBD-1134

M590E GSM GPRS module Diy kits M590 GSM GPRS 900m-1800m sms CPU MCU test

Easy to Assemble Comes With all Components Operating Voltage: 5VDC Operating Current: 200mA Compatible With Arduino and Raspberry Pi

Reference: RBD-1579

650nm 5mW Focusable Red Line Laser Module Laser Generator Diode

2 reviews

Laser Output Type: Red LINE Laser Weight: 15 gm. Wavelength: 650nm Voltage: 3~6V Output Power: Min 2.5mW, Typical 3.0mW, Max 5.0mW Working current: Min 10mA, Typical 20mA, Max 25mA Working voltage: Min 2.3VDC, Typical 4.5VDC, Max 8.0VDC

Reference: RBD-2157

4×3 Matrix 12 Keyboard Keypad

2 reviews

Easy communication with any microcontroller. Tactile type switches. Over 1,000,000 operations per key. Contact rated for 12V dc @ 20mA. Over 1,000,000 operations per key.

Reference: RBD-0440

HC-12 433Mhz Wireless Serial Transceiver Module - 1 Kilometer

2 reviews

433MHz operation Ultra-low power consumption (3.5mA or 22mA depending on mode) with sleep option (80μA). 10dBm output power and high sensitivity providing long range in the open environment. 3V-6V operating voltage. Serial pass-through mode to replace the serial cable (half duplex). IO pass-through modes. RoboticsBD

Reference: RBD-2213

TPA3118 - 28p PBTL Mono Digital Amplifier Board 1X30W 12V Power Amplifier Module

1 review

Operating voltage (v):DC 8 – 12V Chipset:TPA3118 - 28 pin Chinese Variant Power output:30W Material:FR4 This is a Chinese variant of the TPA3118 in a 28-pin package.

Reference: RBD-0702

1 Channel 5V Relay Board Module

68 reviews

It has a relay status indicator led Power LED(Green), 8 relay status indicator LED(Red) Relay control interface by single-chip IO. Low-level suction close, high-level release. Easy to use, simple 3 line structure. Note: Relay might be different from the picture as per stock

Reference: RBD-2858

Dual Voltage Comparator Analog to Digital Module for Force Sensor

Multi-Sensor Support: Works with various sensors like NTC thermistors, TCRT5000 line followers, and force sensors. Precise Control: Dual potentiometers for fine-tuning sensor thresholds. Wide Voltage Compatibility: LM393 chip ensures adaptability to diverse power sources. Compact & Durable Design: Integrates seamlessly into projects with a robust build.

Reference: RBD-3165

ADS1115 4-Channel 16-Bit Precision Analog-to-Digital Converter (ADC) Module China

The ADS1115 ADC Module is a high-precision, 16-bit analog-to-digital converter designed for applications requiring accurate and reliable signal conversion. Compact and efficient, this module offers wide input voltage support, low current consumption, and versatile input options. With an integrated programmable comparator and onboard reference voltage, it...

Reference: RBD-0990

XFS5152CE Speech Synthesis Module TTS Voice Module

1 review

Support any Chinese text, English text synthesis, and support for English mixed Support voice codec function, the user can use the chip for direct recording and playback Support speech recognition function, can support the recognition of 30 command words.

Reference: RBD-2725

LM386 Audio Amplifier Module

3 reviews

Onboard LM386 Chip. 200 multiplier benefits circuit design. On-board speaker wiring Block. On-board 10K variable resistor, you can adjust the volume of the enlarged. Onboard power indicator.

Reference: RBD-2857

Brand: DFRobot

Solar Power Manager For 12V Lead-Acid Battery

The DFRobot Solar Power Manager series are designed for IoT projects and renewable energy projects, providing safe and high-efficiency embedded solar power management modules for makers and application engineers. This medium-power high-efficiency solar power management module allows you to charge a 12V lead-acid battery with a maximum of 4A using a...

Reference: RBD-2759

MicroSD Card Module

7 reviews

Allows MicroSD cards to be written and read

Reference: RBD-2357

Servo Signal Monitor Pulse Frequency PWM Tester with Cable

1 review

Compact PWM signal monitor for accurate pulse width and frequency measurement. Wide range detection: Supports pulse widths from 50-9950us. Ideal for testing receivers, flight controllers, and servos. Displays clear signal status with anti-reverse connection protection. Upgraded design: Smaller, better performance, and quick display updates. Lightweight...

Reference: RBD-2496

Brand: DFRobot

Gravity: Offline Language Learning Voice Recognition Sensor for Arduino / Raspberry Pi / Python / ESP32 - I2C & UART

3 reviews

Operating Voltage: 3.3 – 5V Maximum Operating Current: ≤370 mA (5V) Communication: I2C/UART I2C Address: 0x64 Fixed Command: 121 Self-learning function

Reference: RBD-3432

Arduino Bluetooth Module HC-06 Original CSR Chip

Original CSR BC417 Chipset for stable and reliable Bluetooth communication. Slave Mode Only – ideal for receiving data wirelessly from smartphones or PCs. Supports Bluetooth 2.0 + EDR with Serial Port Profile (SPP) for seamless UART communication. Wide Compatibility: Works with Arduino, Raspberry Pi, ESP32, STM32, and other MCU platforms. Compact Design...

Reference: RBD-0387

Arduino SD card Module

All SD SPI pins output, MOSI, SCK, MISO, and CS. Support 5V/3.3V input. This module can handle 2GB SD cards. Size:4.7  x 3.1 cm. LED indicator. SD Card Holder. RoboticsBD Onboard 3.3V regulator (AMS1117-3.3) for +5v to 3.3V generation. 3.3V is also available as output.

Reference: RBD-2232

TPA3116 2.1 50Wx2+100W Bluetooth CSR4.0 Class D Power Amplifier

Working mode: Class D Operating voltage: DC18V to DC24V Rated output power: 100W + 2 x 50W Quiescent current: 60mA Work efficiency: 90%

Reference: RBD-2305

WS2812B RGB LED 8 Bit Ring

1 review

WS2812B RGB LED 8-Bit Ring with individually addressable LEDs Features 8 WS2812 5050 RGB LEDs in a compact 32mm outer diameter circular board Constant current drive (~18mA per LED) for consistent brightness at 5V Requires a microcontroller with an 8MHz or faster processor for precise control Equipped with solder pads and mounting holes for easy integration

Reference: RBD-3186

ASR PRO Voice Recognition Module Offline Speech Development Board

2 reviews

The ASR PRO Voice Recognition Module is a state-of-the-art offline speech recognition development board designed for seamless voice control applications. This module provides high accuracy, fast response, and flexible customizability with support for up to 300 user-defined voice commands. Perfect for standalone or integrated systems, the ASR PRO...

Reference: RBD-2718

PAM 8610 Digital Stereo Class-D Amplifier Board 2x15W Output

Dual-Channel Stereo Output Run-on 7V to 15V power Supply 32 Steps DC volume control has a +32dB to -75dB range. 40 pin QFN 6 x 6 mm package. Much higher efficiency in terms of cost and performance than competitors’ ICs

Reference: RBD-2564

LR7843 MOSFET Switch Control Module

2 reviews

This MOSFET module with optoisolation uses the LR7843 N-Channel logic compatible MOSFET with ultra low Rds(on) for moderate to higher current low-side switching applications of up to 15A continuous. N-Channel logic compatible MOSFET with optoisolation and ultra low 3.3mΩ Rds(on)