Acrylic Case for XH-W1209 Temperature Controller An acrylic case for an XH-W1209 temperature controller is a protective enclosure made of acrylic (a type of plastic) that is designed to hold and protect the XH-W1209 temperature controller. It may have openings for the various connectors and controls on the temperature controller, as well as ventilation holes to allow air to circulate and prevent overheating. An acrylic case can help to prevent damage to the temperature controller from impact, dust, and other environmental factors. It can also improve the appearance of the temperature controller by enclosing it in a clear or colored enclosure. Acrylic cases are often used to protect and display electronic devices such as temperature controllers, Raspberry Pi boards, and other hobbyist or DIY projects. It includes all assembly hardware. It is shipped unassembled, assembly is required. Also, read our blog W1209 Temperature Controller Setting detailing the variety of W1209 Setting Modes.

Acrylic Case Shell for DIY DSO138 Oscillator Kit This set of DIY cover is greatly designed for DSO138 oscilloscope, which can efficiently protect the meter. This is a case cover for the DSO138 oscilloscope. The DSO138 oscilloscope is not included. This is a special DIY acrylic case for the DSO138 oscilloscope and it includes 9 pieces and 1 bag of case accessories. It is a function of design which this fits, all the parts were cut correctly and fit perfectly when assembled. The DSO138 oscilloscope kit uses an ARM Cortex-M3 processor (STM32F103C8), and includes a 2.4-inch color TFT display screen, which can be used as the ARM test development board. It can be secondary development on the basis of this kit, for example, it can be changed to a Milli voltmeter, and data loggers.

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

Adiy SIM800C LM39302 TTL Board ADIY SIM800C LM39302 TTL BOARD is your go-to solution for enhanced communication needs. Built with the Quad-Band GSM/GPRS engine-SIM800C, this module guarantees reliable connectivity on frequencies 850/900/1800/1900MHz. The configurable baud rate empowers you to customize communication speed through simple AT commands. Featuring LM39302R-ADJ 3.0A for low-dropout linear voltage regulation, this board provides a stable and high-current output with minimal external components. Its versatility is evident with applications ranging from industrial automation to health monitoring. The onboard regulated power supply accommodates a wide range of unregulated power inputs, ensuring adaptability to various setups. The module's robust design, including ESD compliance, push-push Nano SIM card holder, and antennas with UFL and SMA connectors, makes it suitable for diverse scenarios. Whether you're in industrial automation, data logging, home automation, or health monitoring, ADIY SIM800C is designed to meet your communication demands. Suitable for a wide voltage range and featuring advanced technology, it ensures reliable performance in diverse applications. Pin Description: VCC : Input range is 5-20V GND: power supply ground TXD: send pin serial port module. RTS: Request to send CTS: Clear to send BT_A: BLE Antenna RF_S: RF_Sync ADC: Analog-to-digital Convertor STAT: Status RXD: receive pin serial port module. SPKP: Speaker pin (+) SPKN: Speaker pin(-) MICN: Mic pin (-) MICP: Mic pin (+) RI: Ring core pin tips Features: Quad-Band GSM/GPRS 850/900/1800/1900MHz. Configurable Baud Rate. Power controlled using LM39302 IC. ESD Compliance. Enable MIC and Speaker socket. push-push Nano sim card holder. With UFL and SMA connector Antennas. Input Voltage: 5-20V. Applications: Industrial automation. GPRS based data logging. GPRS and BLE application. Home automation. Health monitoring. Agriculture automation. Vehicle tracking. Remote monitoring and controlling. GPRS based Weather report logging. GSM GPRS based Security alert. GPRS based remote terminal for file transfer. Bulk SMS sending.

ADIY UNO KIT FOR BEGINNERS ( Make in India Boards) ADIY Uno R3 Beginners Kit is the perfect solution for individuals keen on learning about electronics and creating hands-on projects. This comprehensive starter kit includes 18 sensor modules, such as IR Sensor, Buzzer, DHT11, and more, ensuring endless possibilities for exploration and learning. The kit features the user-friendly ADIY Uno DIP R3 – Compatible (CH340C), fully compatible with Arduino UNO, allowing seamless programming for beginners. The kit guarantees the highest quality and durability. The user-friendly design, along with tutorial videos, makes it easy for beginners to get started with Arduino programming. Ideal for students and enthusiasts, this kit is a DIY solution for innovators looking to delve into the world of electronics. Features: Comprehensive starter kit with 18 sensor modules Sensor modules include IR Sensor, Buzzer, DHT11, and more User-friendly design for beginners Seamless programming with Arduino IDE software Ideal for students and enthusiasts DIY solution for innovators exploring electronics Applications: Educational Projects: Ideal for students learning about electronics and programming with hands-on projects. Prototyping: Enables enthusiasts to create prototypes for various electronic devices and systems. Sensor Exploration: Allows users to explore and experiment with a variety of sensors, such as IR sensors, DHT11, and gas sensors. DIY Electronics: Suitable for individuals interested in do-it-yourself (DIY) electronics projects and innovations. Arduino Programming Practice: Provides a platform for practicing Arduino programming skills seamlessly. Learning Electronics Fundamentals: Aids in understanding basic electronics concepts through practical applications. Home Automation Prototyping: This can be used to prototype simple home automation projects using the included components. Electronic Hobbyist Exploration: Appeals to hobbyists looking to explore and experiment with various electronic components.