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Short Handle MK8 Extruder Aluminum Alloy for 3D Printer Block - Right Short This is a high quality MK8 Extruder Replacement Aluminum Alloy Block. Use it to replace your blocked/damaged extruder. This block comes in a kit form and requires assembly by the user. Since this is a very popular numerous assembly instructions and videos are available on the internet which will help you build your extruder. The MK8 Extruder is available in 3 different types - Right Side, Left Side and Right Short. These extruders differ in the direction in which the filament is extruded with respect to the extruder block. When using single extruders, any extruder can be used. When using dual extruders you can use one right side and one left side extruder as shown in the product image.

SHT20 I2C Humidity and Temperature Sensor Probe (Plastic) -7Semi The 7Semi SHT20 I2C Humidity and Temperature Sensor Probe (Plastic) is a robust and precise sensor designed for reliable ambient condition monitoring. Featuring Sensirion’s cutting-edge CMOSens SHT20 chip, it combines a capacitive humidity sensor, a high-precision band-gap temperature sensor, and integrated analog/digital signal processing in one compact module. Housed in a durable plastic and metal probe, it ensures consistent performance and long-term stability. Its I2C digital output simplifies integration with microcontrollers like Arduino, supported further by onboard pull-up resistors and a filter capacitor. The included 1-meter cable offers flexibility in installation, making it perfect for a wide range of applications such as environmental monitoring systems, industrial automation, agricultural greenhouses, and home automation projects. Features: Accurate and dependable: Environmental control, with a typical temperature precision of ±0.3°C and relative humidity accuracy of ±3% RH. Advanced CMOSens Technology: Combines sensors and signal processing on a single chip to improve performance and save power. I2C Digital Output Interface: Facilitates communication with popular microcontrollers such as Arduino, Raspberry Pi, and ESP32. Durable Probe Design: Made with high-quality plastic and metal materials to survive tough or varied circumstances. Broad Operating Range: It can withstand temperatures ranging from -40°C to 125°C and humidity ranging from 0% to 100% RH, making it appropriate for a wide range of applications. Built-in Pull-up Resistor and Filter Capacitor: Enables clear signal transmission and reliable performance in noisy electrical settings. Plug-and-Play Wiring: A clearly designated 4-wire interface (red: VCC, black: GND, yellow: SDA, green: SCL) allows for simple setup. Versatile applications: Include data recorders, HVAC systems, weather stations, greenhouses, laboratories, and smart farming solutions.

SHT20 MRS Type I2C Humidity and Temperature Sensor Probe -7Semi The SHT20 MRS Type I2C Humidity and Temperature Sensor Probe by 7Semi is a robust and precise sensing solution tailored for demanding environments. Utilizing advanced CMOSens technology, this sensor delivers highly accurate humidity and temperature measurements over a broad temperature range of -40°C to 125°C. It features a digital I2C interface, enabling seamless integration with microcontrollers and low-power operation. Housed in a stainless-steel breathable shell, the sensor is built to resist high pressure (up to 150 bar), extreme temperatures, and harsh chemical exposure. It comes factory-calibrated at multiple points for reliable readings and offers superior protection against dust and contaminants. With a 1-meter cable and Mini Round Shell connector, it ensures flexible and secure installation in tight or rugged spaces such as industrial pipelines, environmental test chambers, and hazardous locations. Features: Accurate and Stable Measurements: The CMOSens technology offers digital, linearized readings with little drift over time, and it supports temperatures ranging from -40°C to 125°C. Robust Metal Probe Construction: Stainless steel porous housing is resistant to high pressure, corrosion, and dust, making it perfect for long-term industrial applications. Advanced Breathable Shell Design: Provides high air permeability and a rapid humidity exchange rate while shielding inside electronics from dust and chemical contamination. Pre-calibrated and Digital Output: Fully factory-calibrated for humidity and temperature, with an I2C interface for seamless integration and low-power data transfer. High filtration efficiency: Precision pore diameters (5–120 microns) provide superior filtration, interception, and uniform dispersion performance. Exceptional Environmental Resistance: Reliable in difficult situations such as high humidity, heated drying operations, restricted spaces, vacuum chambers, and explosive conditions. Long-Term Durability: The anti-shedding design and superior material quality provide extended service life and consistent readings over time.

SHT40 I2C Humidity and Temperature Sensor Probe (Plastic) -7Semi The 7Semi SHT40 I2C Humidity and Temperature Sensor Probe (Plastic) is a high-precision, industrial-grade sensor designed for demanding environmental monitoring applications. Powered by the advanced Sensirion SHT40 CMOSens chip, this sensor delivers accurate temperature and humidity measurements with exceptional reliability—even in extreme conditions. Its robust hybrid housing, combining plastic and metal, ensures durability without compromising sensitivity. With a wide measurement range from -40°C to 125°C and 0–100% RH, it's perfectly suited for IoT systems, HVAC, agriculture, industrial automation, and more. The sensor's I2C interface supports multiple addresses, allowing effortless integration with platforms like Arduino. Pre-integrated components, including a 10k pull-up resistor and a 0.1 µF capacitor, simplify circuit design, while an internal heater with three configurable levels enhances performance in high-humidity settings by preventing condensation. Operating with a minimal power consumption of just 0.4 ?W, the 7Semi SHT40 probe is a dependable and efficient solution for accurate environmental sensing. Features: High-Precision Sensing: The newest CMOSens SHT40 chip provides precise temperature and humidity readings. Wide Measurement Range: Operates from -40°C to 125°C and 0% to 100% relative humidity, making it suited for a variety of environments. I2C Communication: Allows for the use of numerous preconfigured addresses, making embedded system integration simple and flexible. Power consumption: Low at only 0.4 ?W, making it excellent for battery-powered and energy-sensitive applications. Built-in Heater Function: Three heating levels help avoid moisture buildup and improve sensor reliability in damp environments. Robust Construction: The durable plastic and aluminum probe housing ensures mechanical stability and long-lasting performance. Integrated Components: Includes 10k pull-up resistor and 0.1 ?F filter capacitor to simplify circuit design. Microcontroller Compatibility: Easily connects to Arduino and other development boards for rapid prototyping and deployment.

SHT40 Temperature and Humidity Probe Sensor - 7Semi The 7Semi SHT40 Temperature and Humidity Probe Sensor is a high-precision environmental sensing solution, ideal for industrial and professional applications. Encased in a compact stainless-steel porous housing, it offers robust durability in harsh and high-pressure environments such as pipelines, HVAC systems, and test chambers. Featuring ultra-low power consumption, 16-bit resolution, and a digital I2C output (default address 0x44), the SHT40 provides reliable, responsive measurements suitable for continuous operation. Each unit is individually calibrated, tested, and traceable via a unique serial number, ensuring exceptional quality and consistency. An integrated breathable membrane protects against dust, moisture, and corrosive agents without compromising airflow, making it suitable even for condensing and explosive environments. With a variable power heater and proven long-term stability, the SHT40 excels in critical fields like medical equipment, automation, and industrial monitoring. Digital Humidity and Temperature Sensor Probe I2C Interfacing with MCU Circuit Diagram Features: High Accuracy & Resolution: 16-bit digital output for precise humidity (0–100% RH) and temperature (-40°C to 125°C) measurements Ultra-Low Power Consumption: Consumes as little as 80 nA in idle mode, ideal for battery-powered applications Robust Environmental Resistance: Operates reliably in corrosive, acidic, high-pressure (up to 150 bar), and condensing environments Breathable Protective Shell: Stainless-steel porous housing enables fast air exchange while shielding internal components Reliable I2C Interface: Preconfigured at address 0x44 for seamless integration into existing systems Internal Variable Heater: Adjustable heater enhances measurement accuracy in fluctuating humidity conditions NIST Traceable Calibration: Guarantees industry-standard accuracy and long-term stability Versatile Connectivity: Equipped with Mini Round Shell (MRS) connector and a 1-meter cable for flexible deployment Anti-Dust and Anti-Corrosion Properties: Ensures long operational life even in polluted or chemically active environments Ideal for Extreme Conditions: Flawless operation in vacuum chambers, explosive zones, drying processes, and extreme humidity/temperature areas

SHT41 16bit I2C Digital Humidity and Temperature Sensor Probe -7Semi The SHT41 16bit I2C Digital Humidity and Temperature Sensor Probe by 7Semi is a cutting-edge solution for high-accuracy environmental monitoring. Engineered for precision, it offers outstanding temperature and humidity readings with an accuracy of ±0.2°C and ±1.8% RH respectively. Designed for durability, it features a stainless-steel porous housing and a waterproof yet breathable membrane that achieves an IP65 rating—ensuring protection without sacrificing measurement integrity. The sensor communicates via a low-power I2C interface (default address 0x44), making it suitable for embedded and battery-operated applications. With built-in NIST traceability, full calibration, and variable power heating, the SHT41 excels even in harsh environments like condensing, high-pressure, or corrosive conditions. It’s the ideal choice for HVAC systems, weather stations, industrial automation, and sensitive medical-grade equipment. Features: Exceptional measurement Accuracy: ±0.2°C temperature and ±1.8% RH humidity provides consistent results in diverse situations. Wide Operating Range: Supports 0-100% relative humidity and temperatures ranging from -40°C to +125°C, making it appropriate for tough environmental applications. Advanced Protective Housing: The stainless-steel porous shell has pore diameters ranging from 5 to 120 microns, ensuring great filtering efficiency and durability. Integrated Heater with Variable Power Levels: Improves reliability in high humidity or condensation-prone environments. Waterproof and Breathable Membrane: Allows air and humidity to move through while preventing liquid ingress—ideal for high-moisture conditions. Digital I2C Interface (Address: 0x44): Provides rapid and stable communication with microcontrollers and embedded devices. Low power consumption: Suitable for portable and battery-powered solutions, with a typical 3.3V (1.7-3.6V range). NIST Traceable and Fully Calibrated: Each sensor is individually factory calibrated and tested, with a unique serial number tracing. Corrosion and High-Temperature Resistance: Works well in acidic, alkaline, dusty, and high-pressure conditions (up to 150 bar). Long-Term Stability and Durability: Performs consistently over time in severe and demanding situations. Seamless Integration: The Mini Round Shell (MRS) connector, combined with a 1-meter cable, allows for simple and dependable installation across multiple platforms.

SHT45 Digital Humidity and Temperature Sensor Probe - 7Semi The 7Semi SHT45 Digital Humidity and Temperature Sensor Probe is a high-precision sensor designed for accurate environmental monitoring in demanding conditions. It offers a temperature accuracy of ±0.1°C and a humidity accuracy of ±1% RH, making it ideal for applications in HVAC systems, weather stations, automation, medical instrumentation, and industrial processes. The sensor operates with a 16-bit digital output via I²C interface (address 0x44) and features a corrosion-resistant stainless-steel housing with a breathable membrane to protect against dust and moisture. Additionally, it includes a power-trimmed internal heater with three adjustable levels to ensure reliable performance in high humidity and condensing environments. Digital Humidity and Temperature Sensor Probe I2C Interfacing with MCU Circuit Diagram Features: High Accuracy: ±0.1°C temperature and ±1% RH humidity Wide Operating Range: Temperature: -40°C to +125°C; Humidity: 0–100% RH Low Power Consumption: Ideal for battery-powered applications I²C Interface: Pre-configured address 0x44 for easy integration Durable Design: Corrosion-resistant stainless-steel housing with breathable membrane Internal Heater: Three adjustable levels for operation in high humidity and condensing conditions Calibration: Factory calibrated with individual serial numbers for traceability

Si5351A Clock Signal Generator Module The Si5351A clock generator is an I2C controller clock generator. It uses the onboard precision clock to drive multiple PLLs and clock dividers using I2C instructions. By setting up the PLL and dividers you can create precise and arbitrary frequencies. Outputs are 3Vpp, either through a breadboard-friendly header or, for RF work, an optional SMA connector. Pinout: Pinout Si5351A Clock Signal Generator Module Applications : HDTV, DVD/Blu-ray, set-top box Audio/video equipment, gaming Printers, scanners, projectors Residential gateways Networking/communication Servers, storage XO replacement

SID60A Soldron 230VAc 60W Professional Digital Temperature Adjustable Soldering Iron The 230V 60W Soldron Professional Adjustable Soldering Iron is a lightweight, easy-to-use tool for soldering. It features a digital temperature monitor and advanced heating technology that heats up quickly and keeps the temperature stable, saving time and energy. This soldering iron is designed to reduce heat loss, allowing you to work for long hours without getting tired. With adjustable temperature control, it's ideal for both professional and hobbyist soldering tasks. Features: Microcontrolled LCD display on the handle for easy temperature monitoring. Fast heat-up and quick thermal recovery for high-quality soldering. Ergonomic, fatigue-free design for long, continuous use. Advanced temperature control for soldering both lead and lead-free solders. Clear display showing set and run modes without backlight.