AC 220V 10000W 80A Digital Control SCR Electronic Voltage Regulator This voltage regulator has a new two-way large power silicon controlled rectifier and the current can be up to 80A, which is a good solution to the over-current of electric stove wire caused by low resistance during cooling.- This voltage regulator can easily adjust the output voltage. It could be widely used as heat controller on electric stoves, water heaters, light dimmer on lamps, speed controller on small motors, or temperature controller on the electric soldering iron, etc

AC/230V - 35mm 230V AC Continuous Buzzer A buzzer is a small yet efficient component to add sound features to our project/system. It is very small and compact 2-pin structure hence can be easily used on breadboard, Perf Board and even on PCBs which makes this a widely used component in most electronic applications. There are two types of buzzers that are commonly available. The one shown here is a simple buzzer which when powered will make a Continuous Beep. Sound due to the internal oscillating circuit present inside it. But, the one shown here is most widely used because it can be customized with help of other circuits to fit easily in our application. Read our blog on Buzzer Arduino detailing step by step guide about how to use the buzzer with your Arduino board. Applications: Electrical alarms Educational purposes Security applications Electronic Metronomes Household applications Also check the Passive Buzzer Module available on the Iotcart website. it is designed for versatile applications in electronic projects. The module produces adjustable tones ranging from 1.5 to 2.5 kHz and is compatible with Arduino and other microcontrollers, featuring easy installation with a pin pitch of 2.54mm and fixed bolt holes.

ACS71020 Hall-effect Power Sensing and Overcurrent Detection Breakout -7Semi The ACS71020 Hall-effect Power Sensing and Overcurrent Detection Breakout by 7Semi offers a precision, isolated power monitoring solution designed for demanding industrial and high-power environments. Featuring integrated 16-bit ADCs, it delivers highly accurate real-time voltage and current measurements with a current sensing range of up to 90A. The module ensures safe operation through reinforced electrical isolation rated at 517 VRMS, eliminating the need for extra isolation components. With flexible communication options via I2C and SPI, it easily integrates with embedded and microcontroller systems. Enhanced with temperature compensation, offset correction, and voltage monitoring capabilities, the breakout supports comprehensive power analysis by providing key metrics such as active, reactive, and apparent power, along with RMS and instantaneous measurements, making it ideal for precise power system management and overcurrent fault detection. Features: Wide Current Sensing Range: Measures currents from 0 to 90A and is ideal for both low and high-power systems. Dual Communication Interface: A seamless connection via I2C or SPI allows for maximum design flexibility. High-precision 16-bit ADCs: Provide accurate voltage and current measurements for trustworthy power data. Advanced Power Analysis: Determines active, reactive, and perceived power, as well as power factor. Electrical Isolation: Reinforced up to 517 VRMS, removing the need for two isolated supplies. Fault Detection Features: Include overcurrent fault output pins and customizable voltage threshold notifications. Temperature Resilience: Can operate in a wide temperature range, making it suited for severe industrial environments. Zero Crossing Detection: The dedicated pin for voltage zero crossing improves phase control applications. Hall-Effect Sensing: Provides common-mode stray field rejection for enhanced signal integrity. Data Transmission Data transfer over I2C consists of numerous phases, as indicated in the sequence below. Start Condition: Defined by a negative edge on the SDA line, initiated by the Master while the SCL is high. Address Cycle: A 7-bit slave address plus one bit to indicate write (0) or read (1), followed by an acknowledge bit. Data Cycles: Reading or writing eight bits of data, followed by an acknowledgement bit. This cycle can be repeated to transport numerous bytes of data. The register address could be the first data byte received during a write. Stop Condition: A positive edge on the SDA line with SCL high.

Active Buzzer Module 3.3V-5V An Active Buzzer Alarm Module for Arduino is an audio signaling device, which may be mechanical, electromechanical, or piezoelectric. Just like what you are viewing now, it is a 3.3V-5V DC Electronic Part Active Buzzer Module. Using top-quality material, it is durable in use. An 5V active buzzer rings out as long as it is electrified. Compared with a passive buzzer, it is a bit expensive but easier to control. Typical uses of buzzers include alarm devices, timers, and confirmation of user input such as a mouse click or keystroke. Module Interface Specification (3-wire) + External 3.3V-5V voltage (can be directly connected with the 5v and 3.3v MCU MCU) – External GND out external microcontroller IO port. Learn how to connect a Buzzer to Arduino . Applications: The 5V buzzer can be used in making Fire Alarm using Arduino Security System Audio signaling device Alarm Timers

AD5693R 16Bit I2C DAC Breakout Board -7Semi The 7Semi AD5693R 16-Bit I2C DAC Breakout Board is a high-precision digital-to-analog converter module designed for engineers and developers working on applications that demand accurate analog signal generation. At its core is the renowned Analog Devices AD5693R DAC, delivering 16-bit resolution and integrating a 2.5V reference for consistent, stable output performance. Communicating over the I2C interface, the board supports standard (100 kHz), fast (400 kHz), and high-speed (3.4 MHz) modes, making it highly compatible with a wide range of microcontrollers and embedded systems. Its buffered voltage output ensures better load-driving capability with minimized output impedance, and its low power draw of just 0.7 mW at 3.6V makes it an excellent choice for battery-powered and space-constrained designs. Whether you're working on precision instrumentation, industrial process control, or data acquisition systems, this compact breakout board delivers the accuracy and performance needed for critical analog output applications. Features: High Precision: 16-bit resolution with a maximum INL of ±2 LSB for precise output control. Output Range: Selectable between 2.5V and 5V, with a 2.5V internal reference. Low drift: 2 ppm/°C is typical, ensuring consistent performance across temperature variations. Low Noise and Glitch: For a clean signal output, there is 0.1 nV/sec of glitch and minimal noise. Broad Compatibility: It works with either 3.3V or 5V logic, making it appropriate for a wide range of applications. Durable Design: Performs reliably in temperatures ranging from -40°C to +105°C. Breakout design: 6-pin header for breadboards and 3.5mm terminal block connector allows for easy wiring.

AD8232 ECG Module Heart Rate Monitor Kit AD8232 Single Lead Heart Rate Monitor is a cost-effective board used to measure the electrical activity of the heart. This electrical activity can be charted as an ECG or Electrocardiogram and output as an analog reading. ECGs can be extremely noisy, the AD8232 Single Lead Heart Rate Monitor acts as an op amp to help obtain a clear signal from the PR and QT Intervals easily. It is an integrated signal conditioning block for ECG and other biopotential measurement applications. It is designed to extract, amplify, and filter small biopotential signals in the presence of noisy conditions, such as those created by motion or remote electrode placement. The AD8232 sensor module to monitor Heart Rate breaks out nine connections from the IC that you can solder pins, wires, or other connectors to. SDN, LO+, LO-, OUTPUT, 3.3V, and GND provide essential pins for operating this monitor with an Arduino or other development board. Also provided on this board are RA (Right Arm), LA (Left Arm), and RL (Right Leg) pins to attach and use your own custom sensors. Additionally, there is an LED indicator light that will pulsate to the rhythm of a heartbeat. Biomedical Sensor Pads and Sensor Cables are required to use the heart monitor. Features: Measures heart signals and displays ECG Improves clarity in noisy readings, simplifies PR and QT intervals Specialized circuitry for accurate signal amplification and filtering Nine connections for easy integration with Arduino Essential pins: SDN, LO+, LO-, OUTPUT, 3.3V, GND Custom sensors can connect via RA, LA, and RL pins LED indicator pulses with your heartbeat

AD8495 K-Type Analog Thermocouple Amplifier Breakout -7Semi The AD8495 K-Type Analog Thermocouple Amplifier Breakout by 7Semi is a high-performance module designed to simplify accurate temperature measurement using K-type thermocouples. Powered by the AD8495 precision instrumentation amplifier, this breakout board delivers a reliable analog output of 5 mV/°C, making it easy to interface with analog-to-digital converters or microcontrollers. It includes integrated cold junction compensation to ensure precise readings even with fluctuating ambient conditions. Operating on a wide voltage range of 2.7V to 36V, this compact and robust module is perfect for a wide array of applications, especially in industrial environments where accurate thermal monitoring and control are essential. Features: Optimized for K-Type Thermocouples: Provides precise temperature readings. Internal Cold Junction Compensation: Ensures consistent and reliable readings. Wide temperature range support: -250°C to +750°C with 5V power and -250°C to +410°C with 3.3V power. Easy Analog Output: With a simple calculation, you can quickly convert voltage to temperature. Durable and Versatile: Ideal for industrial, automotive, and consumer electronics applications.

Adafruit USB Li-Ion/LiPo Battery Charger Using this compact lipo charger is a breeze. You can effortlessly connect its gold-plated contacts to any USB port and the JST plug on the other end to a 3.7V/4.2V lithium polymer or lithium ion rechargeable battery. The device features two LEDs, a red one and a green one. The red LED illuminates during the charging process, while the green LED lights up when the battery is fully charged and good to go. Features 5V input via PCB-style USB connector For charging single Lithium Ion/Lithium Polymer 3.7/4.2v batteries (not for older 3.6/4.1v cells) 100mA charge current, adjustable to 500mA by flipping a switch, no more soldering a jumper closed

ADS1115 4-Channel 16bit ADC Breakout Board with PGA I2C -7Semi The 7Semi ADS1115 4-Channel 16-bit ADC Breakout Board integrates the high-precision Texas Instruments ADS1115 analog-to-digital converter, featuring a programmable gain amplifier (PGA) for versatile input signal scaling. Designed with an easy-to-use I2C interface, this breakout board operates efficiently over a wide voltage range of 2.0V to 5.5V while maintaining low power consumption. The ADS1115 chip supports flexible data rates between 8 and 860 samples per second, making it an excellent choice for accurate sensor data acquisition in various fields such as industrial automation, automotive systems, and portable electronics. For more technical specifications and application guidance, referring to the ADS1115 datasheet is highly recommended. Features: 16-Bit High-Resolution ADC: Increase measurement precision and accuracy, resulting in high-quality data conversion. Wide Supply Range (2.0 V to 5.5 V): Compatible with a variety of power sources, giving your design flexibility. Low Power Consumption: Operates with only 150 µA in continuous conversion mode, optimizing energy efficiency in battery-powered applications. Programmable Data Rate: You can change your sample speed from 8 SPS to 860 SPS, which is ideal for a variety of applications. Internal Low-Drift Voltage Reference and Oscillator: Provides stable and consistent performance, which is critical for long-term accuracy. I2C Interface with Four Pin-Selectable Addresses: Enables simple integration and communication among numerous devices in your system. Four single-ended or two differential inputs: Flexible input configurations to meet your individual measuring needs. Programmable Gain Amplifier (PGA): Improves signal processing, allowing more precise readings at different input levels. Wide Operating Temperature Range (-40C to +125C): Engineered to work reliably in harsh environments, making it perfect for industrial and automotive applications.

ADS1262 32bit ADC Module with PGA Breakout -7Semi The 7Semi ADS1262 32-bit ADC Module with PGA Breakout is engineered for high-accuracy analog signal conversion, making it ideal for precision applications such as weigh scales, strain gauges, thermocouples, and RTD sensing. At its core is the Texas Instruments ADS1262 ADC, renowned for its ultra-low noise and low-drift characteristics. The module features an integrated programmable gain amplifier (PGA) and internal voltage reference, enabling accurate and flexible signal conditioning. It supports a wide range of data rates, from 2.5 to 38,400 samples per second, and includes a 24-bit auxiliary ADC for concurrent background measurements. With features like a single cycle settling digital filter, dual sensor excitation current sources, and robust fault monitoring, this breakout board offers a complete, reliable solution for demanding analog measurement applications. Features: Precision 32-bit ?? ADC: Provides reliable sensor readings due to its high resolution. Wide Data Rate Range: Supports rates ranging from 2.5 SPS to 38.4 kSPS, allowing for versatile application needs. Integrated CMOS PGA: Gain can be programmed from 1 to 32 to suit different sensor sensitivity levels. Advanced Analog Inputs: Includes 11 multifunction analog inputs for flexible connectivity. High Accuracy: Offset drift of 1 nV/°C and noise levels as low as 7 nVRMS provide greater signal clarity. Internal Voltage Reference: 2.5 volts with a temperature drift of 2 ppm/°C. Effective Line Interference Rejection: Rejects 50-Hz and 60-Hz interference, resulting in reliable, accurate data in industrial environments. Dual sensor excitation sources: Ideal for direct RTD measurement. Built-in Fault Monitoring: Internal fault detection ensures reliable operation.