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Showing 21-40 of 48 products · 12 unavailable products hidden
2N3904 NPN Transistor
The 2N3904 is a popular general-purpose NPN bipolar junction transistor (BJT) in a TO-92 package. With a maximum collector current of 200 mA and a collector-emitter voltage of 60 V, it's one of the most commonly used small-signal transistors for switching and amplification. Key Features NPN Bi...
TIP122 NPN Transistor
The TIP122 is an NPN Darlington transistor in a TO-220 package, commonly used for switching and driving high-current loads such as motors, solenoids, and relays from microcontroller logic signals. Specifications Type – NPN Darlington (BJT) Package – TO-220 Collector-Emitter Voltage (Vce) – 1...
ItsyBitsy ESP32 PCB Antenna - 8MB Flash / 2MB PSRAM
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This compact wireless development board gives you a full-featured ESP32 platform in the familiar ItsyBitsy format. It uses the ESP32 PICO ECO V3 in an FCC-certified ESP32 Pico module, combining a dual-core 240MHz processor with 2.4GHz Wi-Fi, Bluetooth® Classic and BLE, plus 8 MB of Flash and 2 MB...
TIP122G NPN Darlington Transistor - 100V 5A
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The TIP122G is a high-power NPN Darlington transistor for switching heavier loads from a low-current microcontroller output. It is well suited to projects where an Arduino, Raspberry Pi or similar controller needs to drive a motor, solenoid, high-power LED strip or relay.A Darlington transistor c...
Transistor - NPN (2N3904)
These are very common, high quality BJT NPN transistors made by ST Micro. Datasheet: 2N3904
![Analog RGBW LED Strip - RGB plus Warm White - 60 LED/m [~3000K] - 4m Reel](/rails/active_storage/representations/redirect/BAh7BkkiC19yYWlscwY6BkVUewdJIglkYXRhBjsAVGkCz3lJIghwdXIGOwBUSSIMYmxvYl9pZAY7AEY=--abd6aa165a354385841bff15b01d88c714d17d2f/BAh7BkkiC19yYWlscwY6BkVUewdJIglkYXRhBjsAVHsHOgtmb3JtYXRJIghqcGcGOwBUOhJyZXNpemVfdG9fZml0WwdpApABaQKQAUkiCHB1cgY7AFRJIg52YXJpYXRpb24GOwBG--4cc5678865497cdbcf7b02aee5242eda5f847322/image_e06c25cd-f434-4dd3-b980-73fe2bdd3c4e.jpg)
Analog RGBW LED Strip - RGB plus Warm White - 60 LED/m [~3000K] - 4m Reel
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An analog LED strip featuring both RGB and warm white (~3000K) LEDs at 60 LEDs per metre on a weatherproof white flexi PCB. Control the entire strip at once using any microcontroller and four transistors (one per channel) — no addressable LED library needed, just PWM for colour mixing. Power the...
Transistor - NPN, 60V 4A (2N5191G)
The 2N5191G is an NPN silicon transistor rated for up to 60 V and 4 A, suitable for driving larger loads, switching, and amplification applications in through-hole circuit designs. Specifications Type – NPN silicon transistor Part Number – 2N5191G Maximum Collector-Emitter Voltage (VCEO) – 6...
DFRobot Fermion BMI323 6DOF IMU Sensor
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Built around the Bosch BMI323, this compact Fermion module combines a 3-axis accelerometer and a 3-axis gyroscope on a 16 mm × 16 mm board. It provides high-rate acceleration and angular velocity data over I²C for embedded motion sensing, wearables, robotics, battery-powered IoT nodes and compact...
RainbowLink V2: 4-Channel Isolated USB to Serial Converter (RS485/RS232/Dual TTL) with Built-in 12V Power Supply
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RainbowLink V2 is a pocket-sized USB Type-C serial debugging workstation that combines four independent communication channels with useful field power outputs. It replaces multiple USB dongles for RS485, RS232 and TTL UART work, making it well suited to field engineering, IoT development and indu...
YDLIDAR GS5 Solid-State LiDAR Sensor - 70-1000mm, 85° FOV
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This compact solid-state LiDAR module gives robots and automation gear short-range obstacle awareness without the moving parts of a mechanical scanner. It covers 70mm to 1000mm with an 85° field of view and 0.54° angular resolution, making it suited to AGVs, service robots, vacuum cleaners and ot...
Yellow 7-segment clock display - 1.2 digit height
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A bright yellow 4-digit 7-segment clock display with a large 1.2" digit height — perfect for clocks, timers, and counters. Each segment is ultra-bright at 36mcd and constructed from two LEDs in series for even colour distribution. This is a raw multiplexed, common-cathode display. You can drive ...
Big Easy Driver
The Big Easy Driver is a stepper motor driver board for bipolar stepper motors up to 2 A per phase, based on the Allegro A4988 driver chip. Designed by Brian Schmalz, it's the successor to the popular Easy Driver board. It defaults to 16-step microstepping mode and includes onboard 5 V and 3.3 V...
Stepper Motor - 125 oz.in (200 steps/rev, 600mm Wire)
This NEMA 23 bipolar stepper motor delivers 125 oz·in of holding torque with 200 steps per revolution (1.8° step angle). Equipped with extra-long 600 mm AWG22 wires, it's designed for CNC applications where longer cable runs are needed. Stepper motors provide precise position control without the...
Snap Action 1-to-5 Wiring Block Connector
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A lever-action wiring block connector with one input and five outputs, ideal for quick power or signal fan-outs without soldering, crimping, or tools. Snap the lever open, insert the wire, and snap it closed for a secure connection. Reusable and compatible with both stranded and solid-core wire f...
Snap Action 2-to-6 Wiring Block Connector
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A lever-action wiring block connector that splits two inputs into six outputs — two separate channels, each with one input and three outputs. Colour-coded blue and red terminals make it easy to trace connections for power or signal fan-outs. Each block has internal metal contacts with snap-open ...
Tower Light - Red Yellow Green Alert Light with Buzzer - 12VDC
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A tri-colour tower light with red, yellow, and green LED segments plus a built-in buzzer, powered by 12V DC. Each light and the buzzer are independently controlled via separate wires, making it easy to indicate machine status, project states, or alert conditions from a microcontroller. The light...
Blue 7-segment clock display - 0.56 digit height
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Design a clock, timer or counter into your next project using our pretty 4-digit seven-segment display. These bright crisp displays are good for adding numeric output. Besides the four 7-segments, there are decimal points on each digit and an extra wire for colon-dots in the center (good for t...
Bi-Color (Red/Green) 12-LED Bargraph - Pack of 2
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Make a small linear display with multiple colors using this elegant bi-color LED bargraph. Only 1.2" long, it is quite visible but not so large it wont plug into a breadboard! 24 LEDs are contained in the plastic body, 12 red 14mcd and 12 13mcd green. Every bar has two LEDs inside so you can h...
IR Break Beam Sensor (50cm)
An infrared break-beam sensor pair for simple, reliable motion detection. The emitter sends a beam of invisible IR light to the receiver — when an object passes between them and breaks the beam, the receiver outputs a signal. Works up to 50 cm at 5 V with a fast response time under 2 ms. The com...
Incremental Photoelectric Rotary Encoder - 400P/R
This is an industrial incremental photoelectric rotary encoder with aluminum material, metal shell and stainless steel shaft. It generates AB two-phase orthogonal pulse signal though the rotation of the grating disk and optocoupler. 400 pulses/round for each phase, and 1600 pulses/round for du...
