Electronic Tools, Parts & Components

This compact cooling fan, paired with a protective case, is designed for Raspberry Pi mini computers, offering a straightforward way to manage heat buildup. For users running intensive tasks like coding projects or media servers on their Raspberry Pi, this fan helps maintain stable operation by efficiently venting warm air from the enclosed case, potentially reducing the risk of thermal throttling. Securely attaches to Raspberry Pi 3B, 2B, or B+ models for easy integration Improves internal airflow to cool components and extend device longevity Includes a durable case to protect the fan and ensure proper fit Simple installation without requiring additional tools Operates quietly to minimize noise in quiet environments Compact design that doesn't add significant bulk to your setup Light specifications include compatibility with standard Raspberry Pi cases. This solution fits well for electronics enthusiasts seeking reliable thermal management in small-scale computing projects.

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This 3.5mm male to 6.35mm female mono audio adapter facilitates connections between devices with mismatched jack sizes, such as linking a smartphone or laptop to professional audio gear. In practical scenarios, it's useful for musicians, sound engineers, or event setups where you need to adapt standard 3.5mm outputs to larger 6.35mm inputs, ensuring clear audio transmission without signal loss. Constructed from durable plastic and metal for reliable everyday use Compact dimensions of 5.2 x 1.3 x 1.3 cm, making it easy to carry and store Features a black and silver design that blends with most equipment Compatible with a wide range of audio devices featuring a 3.5mm jack Includes 100 adapters in the pack, ideal for high-volume needs like studios or repairs Lightweight at just 49g per unit, reducing bulk in your gear bag These adapters fit well for anyone requiring dependable, straightforward solutions for audio connectivity in various settings.

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The Waveshare 1.44 inch LCD display provides a compact screen option for Raspberry Pi enthusiasts and developers. With its 128 x 128 resolution and 65K RGB colors, it delivers clear visuals for various project needs. In practical use, this display suits applications like monitoring sensor data in IoT setups or creating interactive interfaces with its built-in buttons, helping streamline prototyping and testing without complex wiring. 128 x 128 pixel resolution for sharp, colorful images SPI interface that uses minimal IO pins, easing integration with Raspberry Pi boards Four user buttons for straightforward input and control Includes development resources like C/C++ and MicroPython examples for quick setup Operates on 3.15V to 5V, with a TFT panel driven by ST7735S Compact size of 52.0 x 30.0 mm, making it ideal for space-limited projects This display fits well in educational, hobbyist, or professional environments where reliable, easy-to-use visual output is needed for Raspberry Pi-based innovations.

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This 6.35mm male to 3.5mm female audio jack adapter pack includes 10 units, designed to bridge compatibility gaps between audio devices with different jack sizes. In everyday use, these adapters help connect 3.5mm headphones or earphones to equipment with 6.35mm outputs, such as amplifiers or mixers, making them handy for musicians, home studios, or DIY audio modifications. Features a golden color finish for a clean, professional appearance Constructed from iron material, offering reliable durability for repeated connections Compact dimensions of 4.5 x 1.0 x 1.0 cm, ideal for portable setups without adding bulk Includes a 6.35mm male to 3.5mm female interface for straightforward compatibility Lightweight at 58g for the pack, ensuring easy storage and transport Versatile for audio jack connections or DIY projects requiring adapter solutions These adapters fit well in scenarios needing multiple connections, such as live performances or electronics tinkering, providing practical value for users managing various audio gear.

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This compact DC-DC step-down voltage converter is designed for regulating voltage in various electronic applications, particularly in automotive settings. It takes an input of DC 4.5-24V and steps it down to adjustable or fixed output levels, making it a practical choice for powering devices efficiently. In automotive use, it's helpful for stabilizing voltage to sensitive components like LED lights or sensors, preventing damage from fluctuations. It can also work in DIY electronics projects where precise voltage control is needed, such as modifying gadgets or building custom circuits. Compact size of 20x11x5 mm for easy integration into tight spaces Adjustable output from 0.8-17V, plus fixed options at 1.8V, 2.5V, 3.3V, 5V, 9V, and 12V Supports up to 3A output current with proper heat management High conversion efficiency up to 97.5%, reducing energy loss 500KHz switching frequency for stable performance Low quiescent current of 0.85 mA, ideal for battery-powered setups Wiring via soldering or pin headers for flexible connections This converter fits well in scenarios requiring reliable voltage regulation, such as automotive repairs or hobbyist electronics, where space and efficiency are key considerations.

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Yellow binding post terminals provide a straightforward way to make secure connections in electronic projects. Each terminal features a simple design that allows for easy wire attachment and detachment. In practical use, these terminals work well for assembling test instruments, educational kits, or even custom audio setups, helping users create reliable circuits without permanent soldering. Yellow color for clear visibility and quick identification in cluttered workspaces Pack of 20 pieces, offering ample supply for multiple projects or replacements Compact size of 4.5 x 1.0 x 1.0 cm, making them easy to integrate into tight spaces Versatile compatibility with various applications like car testing, toy models, and speaker connections Lightweight at 139g per pack, facilitating portability for on-the-go projects Standard threading for compatibility with common tools and wires These terminals fit best for DIY enthusiasts, students, and technicians seeking dependable, reusable connectors for everyday electronic tasks.

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This adjustable voltage regulator helps manage power in various electronic setups, such as solar panels and LED lighting systems. It's designed for precise control of voltage and current, making it suitable for everyday applications. In a typical use case, you might use this regulator to step down voltage from solar panels to safely power LED lights or small household devices, ensuring stable output without risking damage to components. Supports up to 12A current and 40V input for reliable performance in moderate power needs DC-DC step-down functionality with adjustable constant voltage and current settings for customized applications Compact size of 47 x 65mm and lightweight at 67.2g, ideal for space-limited installations Standard pin configuration for easy integration with instruments and appliances Packaged for straightforward setup in DIY projects or repairs Focuses on constant current output to protect sensitive devices like LEDs This regulator fits well for hobbyists or technicians working on solar or lighting projects, providing the control needed for efficient energy management.

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This compact USB-C lithium battery charging module is designed for integrating into electronic devices, offering a straightforward way to manage battery charging. In practical use, it's ideal for DIY projects, such as building custom power banks or adding charging capabilities to portable instruments in the 3C digital space, helping to maintain device reliability without bulky setups. Features a 5V input via USB-C for broad compatibility with standard chargers. Includes over-discharge protection at 2.5V and overcurrent protection up to 3A to safeguard batteries. Supports a maximum charging current of 1000mA with a precise cut-off at 4.2V ±1% for efficient charging cycles. Compact board size of 2.6cm x 1.7cm, making it easy to incorporate into space-limited designs. Utilizes an MCU type with 3 pins for simple integration into various circuits. Applicable for 3C digital devices, ensuring it fits common consumer electronics needs. This module suits electronics enthusiasts and developers seeking a reliable, space-efficient solution for battery management in their projects.

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This 20-pack of 6.5mm audio jack adapters serves as a practical solution for DIY electronics projects, allowing users to connect audio components reliably. In everyday use, these adapters are helpful for tasks like building custom audio setups, repairing instruments, or integrating devices in home studios, providing a straightforward way to extend or modify connections without permanent alterations. Features a durable construction of plastic and copper, ensuring long-lasting performance in various environments Compact size of 1.1 x 1.1 x 8.2cm each, making them easy to handle and integrate into tight spaces Lightweight at 112g for the pack, which facilitates portability for on-the-go projects Versatile compatibility with standard 6.5mm audio ports, suitable for guitars, microphones, and speakers Offered in a 20-pack for efficient stocking, ideal for multiple or repeated uses These adapters fit well for electronics hobbyists, students, or technicians needing dependable connectors for audio-related DIY endeavors.

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This 18650 lithium battery protection board is engineered for 7.4V and 8.4V setups, providing fundamental safeguards to help maintain battery health in various electronic projects. In practical scenarios, it's useful for integrating into DIY battery packs for items like LED lamps, solar-powered devices, or 12V electronics, where it helps prevent overcharging and short circuits, potentially extending the lifespan of your batteries. Compact size: 35x16.6x2.5 mm, allowing for easy installation in space-limited designs Overcharge protection at 4.28V ± 0.05V to avoid voltage spikes Over-discharge cutoff at 2.9V ± 0.05V to protect against deep discharge Maximum working current of 3A, with peak instantaneous current up to 5A Low quiescent current under 3uA for minimal energy loss when idle Short circuit protection with delayed self-recovery for added safety Requires a charging voltage of 8.4-9V for compatible operation This board fits well in low-power applications such as massagers or monitoring systems, but it's important to ensure it matches your specific voltage needs for reliable performance.

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This compact cooling fan offers straightforward ventilation for home environments. Designed with a black iron case and plastic fan blades, it measures 12cm in diameter and fits easily into tight spaces. In everyday scenarios, such as a warm office or bedroom, this fan helps maintain air circulation by gently moving air around, providing a simple way to reduce stuffiness without overwhelming noise or power usage. Compact dimensions of 12.0 x 12.0 x 2.6cm for easy placement on desks or shelves Lightweight at 262g, making it convenient to move as needed Operates on 220-240V AC with a low current of 0.1A, suitable for standard outlets Features a 20cm cable for flexible positioning near power sources Black color and durable iron-plastic construction for everyday reliability 12cm fan diameter ensures efficient airflow in confined areas This fan is a practical choice for those seeking basic cooling in small living spaces, compatible with typical 220V systems for hassle-free operation.

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This 5-inch HDMI touch screen display, from Waveshare, offers a compact solution for enhancing Raspberry Pi projects with interactive visuals. Use it to create custom interfaces for home automation setups, educational prototypes, or portable computing devices, connecting easily via HDMI for clear display and touch input on compatible systems. Features an 800 x 480 resolution for sharp, detailed visuals on a 5-inch screen. Includes resistive touch control for precise navigation, ideal for gloved or stylus use. Compatible with Raspberry Pi boards and other mini-PCs like BeagleBone Black, expanding its utility beyond single platforms. Allows use as a standard HDMI monitor for general computing tasks. Option to turn off the backlight, helping reduce power consumption during extended sessions. Light specifications include a compact design suitable for desk or portable setups, fitting well for tech enthusiasts and developers seeking a reliable, versatile display option.

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This 220V brushless cooling fan in black is tailored for DIY projects, providing steady airflow to manage heat effectively. In DIY setups like electronics assembly or custom ventilation, it helps maintain optimal temperatures for components, reducing the risk of overheating and potential damage. Constructed from durable PA66 material for longevity in various environments. Operates on 220-240V with a frequency of 50/60Hz, ensuring compatibility in many regions. Compact dimensions of 12.0 cm x 12.0 cm x 3.8 cm and a lightweight 377g design for easy integration into tight spaces. Draws 0.14A current, promoting energy efficiency during extended use. Brushless motor reduces noise and wear, suitable for prolonged applications. Black color offers a discreet look in professional or hobbyist setups. This fan fits well in scenarios where reliable, space-saving cooling is essential for DIY electronics and prototyping tasks.

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The Waveshare SG90 micro servo is a lightweight, compact motor suitable for RC vehicles and robotics projects, offering reliable angle control in a small package. In practical use, this servo helps enthusiasts achieve precise movements, such as controlling flaps on model airplanes or robotic arms for educational experiments, making it a practical choice for hobbyists working on space-constrained designs. Provides 2.0kg/cm torque at 4.8V and 2.2kg/cm at 6V for handling light loads with accuracy. Achieves speeds of 0.09s/60° at 4.8V and 0.08s/60° at 6V, enabling quick responses in dynamic applications. Offers a 180° rotation angle with plastic gears, ensuring smooth operation without added weight. Operates on 4.8 to 6V, with a compact dimension of 22.8mm x 12.2mm x 28.5mm and weight of 10.5g, ideal for integration into tight spaces. Features a 7us dead band for precise control, reducing errors in positioning tasks. This servo fits well in beginner to intermediate projects where affordability and dependability matter, such as DIY drones or automated prototypes.

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This in-line on/off cord switch is designed for straightforward control in various DIY electrical setups, featuring a water-resistant build to handle light moisture exposure. In everyday use, it's helpful for managing power to devices like lamps or small appliances in workshops, garages, or outdoor projects, allowing you to turn things on and off without accessing the main power source. Made from durable PA66 material for reliable performance Water-resistant construction to protect against splashes or humidity Rated for a 10A thermal current, suitable for typical household devices Compact dimensions of 7.0 x 2.5 x 2.0 cm for easy integration into tight spaces Includes two switches per pack for multiple applications Simple in-line design that clips onto cords without complex wiring With a lightweight 88g build, this switch fits well for hobbyists tackling home improvement tasks, offering practical control where it's needed most.

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The DS3231 real-time clock module offers precise timekeeping for electronic projects and devices. In scenarios like IoT setups, data loggers, or alarm systems, it maintains accurate timing and temperature monitoring, even during power interruptions, helping ensure reliable operation without constant power. High-precision DS3231 chip with 2ppm accuracy, resulting in about 1 minute annual error under normal conditions Built-in temperature sensor accurate to +/- 3°C for environmental monitoring I2C bus interface supporting up to 400KHz for fast, easy integration with microcontrollers like Arduino Rechargeable LIR2032 battery for backup power, keeping the clock running when main power is off 32K memory (AT24C32) for storing additional data Compact size of 38mm x 22mm x 14mm and lightweight at 8g, suitable for space-constrained designs This module is ideal for hobbyists, students, and engineers working on projects that need dependable real-time clocks with added functionality.

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The Metal Proximity Sensor Module serves as a reliable component for electronic projects, detecting metal objects through inductive sensing. In practical scenarios, this sensor helps in automation setups, such as monitoring machinery parts or creating touch-free switches in robotics, by signaling when metal is nearby without direct contact. Constructed from iron and stainless steel for durability in various environments Operates on a 6-36VDC power supply with up to 300mA current, offering flexibility for different project voltages Provides an 8mm sensing distance for precise detection of metal objects Compact dimensions of 6.5 x 3.0 x 3.0 cm and lightweight at 95g, making it easy to integrate into tight spaces Compatible with Arduino and similar microcontrollers for straightforward setup in DIY electronics Simple wiring and operation, reducing complexity for beginners and advanced users alike This module fits well in educational projects, prototyping, or industrial applications where non-contact metal detection is needed, supporting reliable performance in everyday use.

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The Waveshare 5G HAT is an expansion board designed for Raspberry Pi and similar single-board computers, featuring the SIM8202G-M2 module for enhanced connectivity. This board suits various projects requiring reliable 5G access, such as building smart gateways, drones, or live streaming devices in regions with Sub-6G coverage. It enables high-speed data transfer for tasks like remote monitoring or IoT applications, integrating seamlessly with existing setups. Supports 5G NSA and SA networks, plus LTE and WCDMA for broad compatibility across multiple bands. Includes USB 3.1 port for fast connections to PCs, Raspberry Pi, or Jetson Nano. Features dual SIM slots with single standby, switchable via AT commands, and multi-constellation GNSS for precise positioning. Onboard controls like power switch, reset button, and LED indicators for easy operation. Comes with SMA connectors for attaching antennas and an audio jack for voice applications. Compatible with Windows, Linux, and Android operating systems. With its flexible power options and M.2 slot, this board fits developers working on advanced connectivity projects needing stable, high-efficiency performance.

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This DC-DC step down voltage converter changes a 12V input to a stable 5V output, suitable for a range of electronic devices. In practical scenarios, it's useful for powering gadgets like USB devices in vehicles or DIY electronics projects, ensuring consistent voltage without compatibility issues. Input voltage range of DC 8-20V for flexible power sources Output of 5V at 3A, supporting up to 15W of power Efficiency up to 96%, helping minimize energy loss Wide operating temperature from -40°C to 80°C for reliable performance in various environments Built-in protections against over-current, over-temperature, and short circuits to safeguard connected devices Compact design for easy integration into existing setups This converter fits well in automotive, hobbyist, or industrial applications where a dependable 5V supply from 12V systems is required.

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The RFID-RC522 is a compact module designed for reading and writing RFID cards, commonly used in DIY electronics and security projects. It operates at a standard 13.56MHz frequency, making it suitable for interfacing with various microcontrollers for tasks like access control or data logging. In everyday use, this module can help enthusiasts build simple security systems, such as key fob readers for home entry or inventory tracking in small-scale applications. It integrates easily into Arduino or similar setups, allowing users to detect and process RFID tags without complex wiring. Supports Mifare1 S50, S70, Ultralight, Pro, and Desfare cards for versatile compatibility Low working current of 13-26mA at 3.3V, ideal for battery-powered devices Idle current as low as 10-13mA and sleep mode under 80uA for energy efficiency Peak current stays below 30mA, preventing overload in sensitive circuits 13.56MHz frequency ensures reliable performance in standard RFID applications Light specifications include a compact design that fits into most prototyping boards. This module is a practical choice for hobbyists and developers working on electronic projects requiring RFID functionality.

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The GX16 6-Pin Aviation Plug Socket Connector is a metal-based component designed for secure electrical connections, available in a pack of 5 pieces. These connectors are useful in aviation, electronics projects, or DIY wiring setups, providing a straightforward way to join cables and devices while maintaining reliable performance. Constructed from durable metal for long-lasting use Features a 6-pin design with an installation diameter of 16mm Low contact resistance of ≤0.005 ohm, helping to minimize signal loss Compact dimensions of 4.5 x 2.5 x 2.0 cm, making them easy to integrate into tight spaces Includes 5 pieces per pack for convenience in multiple applications Weighs just 99g total, offering portability for fieldwork or repairs This product fits well for hobbyists, technicians, or engineers working on electrical assemblies where dependable connectors are essential.

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The Current to Voltage Signal Conversion Module serves as a practical tool for electronics enthusiasts and professionals, converting current signals into voltage for various applications. In settings like industrial automation or DIY projects, this module helps integrate current-output sensors with voltage-based systems, ensuring reliable data transfer without complex setups. Supports a wide supply voltage range of 7-36V, accommodating diverse power sources. Handles multiple input ranges, including 0-20mA current and 0-10V voltage, for versatile use. Offers high stability and good linearity to maintain consistent performance over time. Features high-precision color ring resistance for accurate measurements in precision tasks. Includes low temperature drift and high accuracy to minimize errors in varying conditions. Designed with high power capabilities for demanding electronic environments. Light specifications include packaging in a static bag for safe handling. This module fits well in projects requiring precise signal conversion, such as sensor monitoring or control systems.

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This 7-pin aviation connector set offers five metal plugs for reliable DIY electrical connections, suitable for various projects. In everyday use, these connectors help hobbyists and technicians create secure wiring setups, such as in custom electronics or vehicle modifications, by ensuring stable links that minimize signal loss. Constructed from durable metal to withstand frequent handling and environmental exposure Features a 7-pin configuration for versatile multi-wire connections in complex setups 16mm installation diameter allows for straightforward mounting in tight spaces Low contact resistance of ≤0.005 ohm supports efficient current flow and reduces potential errors Compact dimensions of 4.6 x 2.0 x 2.0 cm make them easy to integrate without adding bulk Lightweight at 101g, facilitating portability for on-the-go projects These connectors fit well in scenarios requiring dependable, user-friendly options for electrical assembly, particularly for those new to DIY electronics.

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These 40-pin jumper wires offer a practical solution for breadboard connections in electronic projects. Each wire features male and female ends, allowing for versatile linking between components. In prototyping scenarios, such as assembling circuits on a breadboard for Arduino or Raspberry Pi setups, these wires enable easy custom connections. You can separate them as needed to fit non-standard spacing, reducing clutter and improving workflow efficiency. Multicolored design aids in quick identification and organization of wires during complex builds Separable cables let you create custom lengths for odd-spaced headers, enhancing flexibility Made from high-grade copper for reliable conductivity and durability in repeated use Standard male-to-female ends ensure compatibility with most breadboards and headers Includes 40 pins for ample supply in various project scales These wires fit well for electronics hobbyists, students, or professionals seeking dependable, adaptable components for circuit testing and development.

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