BMS module 2S, 7.4V, 3A

In Stoc

Provides charge and discharge protection for 2S 7.4V lithium packs, extending battery life in compact applications. Offers overcharge protection 4.25-4.35V and discharge 2.3-3.0V , short circuit protection, continuous current 3A with peak 5A, operates between -40 and +50C.

1.44 €

BMS module, battery protection, 2S lithium, 7.4V, 8A

In Stoc

BMS module for 2S 7.4V lithium packs, provides charge and discharge protection for safe and stable operation. Offers current up to 8A, precise overcharge and discharge protection thresholds, dissipation up to 50W for demanding uses, compact size 41x16x3.5 mm and operation between -40 and +50C.

0.79 €

1S 3.3 - 4.2VV Battery Status Indication Module

In Stoc

Quickly displays the charge level for a 1S lithium cell between 3.3 and 4.2V, with 4 blue bars for 25, 50, 75 and 100% and a red outline when it drops below 25%. It operates at 3.7V DC with low consumption of approximately 5mA, it is compact, 43.5 x 20mm, ideal for portable projects and electronic equipment.

1.36 €

Battery Status Indicator Module 2S 8.4V

In Stoc

Quickly displays the charge level for 2S lithium batteries up to 8.4V, useful in DIY projects, portable systems and battery packs. The 4-bar indicator shows 25, 50, 75 and 100%, below 25% only the red outline remains, it has low consumption of approximately 5mA, blue with red display and compact dimensions 43.5 x 20mm.

1.33 €

Battery Status Indicator Module 3S, 12.6V

In Stoc

Quickly displays the charge level of a 3S lithium battery pack up to 12.6V, indicating the percentage through 4 light strips, below 25% only the red outline remains lit. Works with 3 cells inserted, low consumption of approximately 5mA, blue with red display, compact format 43.5 x 20mm for easy integration into projects and equipment.

1.34 €

Battery Status Indicator Module 4S, 16.8V

4S, 16.8V Battery Status Indication Module

In Stoc

It quickly displays the charge level for 4S 16.8V Li-ion packs, through 4 blue bars, and below 25% only the red outline remains lit. It operates at 16.8VDC, has low consumption of approximately 5mA, compact format 43.5x20mm , clear thresholds for 25, 50, 75 and 100% based on voltage.

1.33 €

IRF520 module

In Stoc

IRF520 MOSFET module for Arduino and other development boards, ideal for PWM control of DC loads such as LED strips, power LEDs or motors. Allows 3.3-5V signal control of consumers up to 24V DC and 5A. Provides fast and stable switching, easy integration into DIY projects and automation.

1.58 €

5mw, 650nm, cross laser module with focus

In Stoc

Laser module with cross projection for precise alignment and positioning in industrial and DIY applications, emits at 650nm with 5mW power, has adjustable focus from the front regulator for clear lines at various distances, operates at 3-6VDC with low consumption, resistant cylindrical metal housing and compact 35x12mm format for easy integration.

13.61 €

Digital potentiometer module, X9C103S, 10k

Digital potentiometer module, compatible with X9C103S, 10k, 33 positions

In Stoc

Allows electronic resistance adjustment directly from Arduino and other development boards, ideal for calibration, level control or prototyping. It operates at 3-5V, offers a 0-10k range via the compatible X9C103S chip, has 33 setting positions for repeatable adjustments, and VL and VH accept signals between -5V and +5V.

3.66 €

Linear Potentiometer Module, 10k, 3.3-5V

In Stoc

Ideal for fine tuning in Arduino projects and analog circuits, this 10k slide potentiometer provides fast and precise voltage control by moving the slider. It operates at 3.3V or 5V, provides analog output for real-time position reading, and is suitable for controlling LED brightness, motor speed, or menu navigation.

2.56 €

BMS 1S lithium battery protection module

BMS module, 1S, for lithium battery

In Stoc

The 1S BMS module for Li-ion batteries provides charge and discharge protection, extending battery life in compact electronic projects. It offers 4.25V overcharge and 2.54V undercharge shutdown, supports charge and discharge current up to 2A and includes 3A overcurrent protection, with small dimensions of 40 x 4 x 3 mm.

0.54 €

38KHz infrared receiver module

In Stoc

It allows receiving IR remote control signals in Arduino, robotics or automation projects, operates on 38KHz carriers for wide compatibility, has a digital output that is easy to connect to microcontrollers, includes filter and demodulation to reduce interference, is typically powered at 3.3V or 5V and is quickly mounted on the breadboard.

1.92 €

Laser beam receiver module

In Stoc

Ideal for detecting the presence of a laser beam in Arduino projects or other development boards, this receiver offers stable digital response for automation and safety systems. It operates at 5VDC, delivers a HIGH signal upon detection and LOW in the absence of the laser, has maximum efficiency and compact dimensions of 16 x 19 mm for easy integration.

1.32 €

12V relay module with light sensor

In Stoc

Automates the start of a consumer depending on the ambient light, the switching threshold is adjusted from the integrated potentiometer. It is powered at 12VDC via VIN and GND, controls AC or DC loads via NC, COM, NO contacts. 10A relay for 250VAC or 30VDC, activation when the set light level is exceeded and deactivation below the threshold.

3.16 €

5V relay module, High Level command

In Stoc

Quickly and safely control AC or DC loads from Arduino and automation projects, with 5V power supply and High Level trigger for easy integration. Supports up to 250V AC 10A or 30V DC 10A, has LED for status indication and low consumption at 5mA trigger, in a compact 50 x 26 x 18.5 mm format.

1.32 €

USB Multi Tester, 3.7V-30V 5A, IPS color display

In Stoc

USB multitester for measuring voltage and current on USB ports, useful for checking chargers, cables and power banks. Recognizes most Fast Charge protocols, displays power, capacity and energy, includes a timer up to 100 hours and temperature measurement. The IPS color screen offers good visibility from wide angles and real-time display.

14.25 €

16MHz HC-49S Quartz Oscillator

In Stoc

Ideal for generating a stable clock in microcontrollers and digital circuits, this 16MHz crystal in the HC-49S package offers good accuracy with ±20ppm tolerance, 30 Ohm series resistance and 20pF load capacitance. It is easily mounted on boards via DIP, has a compact 10.5 x 4.2mm footprint and 13mm pins for secure mounting.

0.22 €

LM7805 voltage regulator module, 5V, 1.5A

In Stoc

Provides stable 5V power supply for electronic projects and industrial equipment, using the LM7805 regulator, accepts both DC 8-15V and AC 6-12V power supply without worrying about polarity thanks to the integrated 3A rectifier bridge, delivers up to 1.5A peak with low noise and good stability under load variations, compact 57x23mm format for quick integration.

2.17 €

TCRT5000 optical sensor, reflective

In Stoc

Reflective optical sensor for surface detection and line tracking in robots, combines infrared LED and phototransistor with variable analog output depending on reflection. Works optimally at 2.5 mm, emits at 950 nm, offers typical current 1 mA and includes filter to reduce the influence of ambient light.

0.70 €

TCS3200 color sensor

In Stoc

Color detection and measurement module, ideal for Arduino and automation projects. Converts light into frequency for stable readings, includes LEDs for constant sample illumination, offers easy-to-integrate digital interface and calibration for better accuracy, suitable for color identification, sorting and quality control.

14.43 €

TCS34725 color sensor

In Stoc

Color sensor for precise detection of RGB hues and ambient light, ideal for automation, robots and sorting. Integrates TCS34725 with IR filter and LED illuminator for stable readings, communicates quickly via I2C with popular microcontrollers, offers high sensitivity and good dynamics over a wide range of intensities, compact CJMCU format for easy integration.

6.27 €

ACS712 20A current sensor

In Stoc

The AC and DC current measurement module, ideal for Arduino and other development board projects, quickly transmits the amperage value to the controller for monitoring and control. It operates at 5VDC, has a power LED for easy verification, supports measurement up to 20A and has a compact 31 x 13 mm format for easy integration into assemblies.

1.53 €

Current sensor ACS712 5A

In Stoc

Module for measuring AC or DC current up to 5A and sending values to Arduino or other development boards, 5VDC power supply with presence LED, ideal for monitoring consumption and protection in electronic projects, compact format 31 x 13 mm for easy integration into assemblies.

1.53 €

Liquid flowmeter sensor, G3/4, 1-60L/min

Flame sensor 4 pins, Analog, Digital, 3-5V

In Stoc

Compact module for flame detection in Arduino projects and other 3.3V or 5V boards, offers analog and digital outputs for flexible integration, detects IR radiation 760-1100nm up to about 80cm with an angle of 80 degrees, includes LM393 comparator for stable signal and potentiometer for sensitivity adjustment.

1.16 €

Light intensity sensor GY-302 BH1750

In Stoc

Light sensor for precise measurement of illumination in projects with Arduino and other development boards, covers 0-65535 lx with a resolution of 1 lux, operates at 3-5 V, includes a 16-bit AD converter for stable readings, communicates quickly via the I2C interface and has a compact 18.5 x 14 mm format.

2.09 €

Ambient light sensor TEMT6000

In Stoc

Ideal for measuring light levels in Arduino projects and other development boards, it provides an analog signal that increases proportionally to light intensity for automatic lighting control and logging. It operates at 5VDC, has a maximum sensitivity of 570nm and a detection angle of +/- 60 degrees, making it easy to integrate into environmental monitoring applications.

1.78 €

Light sensor, photoresistor

In Stoc

Photoresistor for measuring light intensity in Arduino projects and simple automation, detects the presence of light and switches at the desired threshold adjustable from the potentiometer, operates at 3.3V to 5V, offers fast response and easy integration on development boards, ideal for automatic ignition, alarms or lighting control.

0.68 €

Photosensitive light sensor KY-018

In Stoc

Photosensitive module with photoresistor for measuring light level, ideal for Arduino projects and other development boards. Integrates 10k resistor for voltage divider, providing stable analog signal for reading on analog input. Operates at 3.3-5VDC, compact PCB mounting, suitable for automation, smart lighting and day/night detection.

0.56 €

IR obstacle sensor, 3.3-5V

In Stoc

The IR obstacle avoidance module, ideal for Arduino and other boards, detects the proximity of objects and provides a digital signal on the OUT pin, confirmed by the LED on the board. It operates at 3.3-5V, has an adjustable distance via potentiometer up to 20 cm and a detection angle of 35 degrees, suitable for robots, automation and proximity projects.

0.62 €

Optical Sensor CNY70

In Stoc

Ideal for proximity or black-white contrast detection in automation and robotics projects, it includes an infrared LED and phototransistor in a compact housing, offers fast response and stable signal at short distances, mounts easily on PCBs and works reliably in line tracking, pulse counting or edge detection applications.

0.72 €

Dust particle sensor, GP2Y1014AU0F, 5V

In Stoc

Sensor for monitoring fine dust, pollen or smoke particles in Arduino projects and other development boards, operates at 5V and has analog output for fast integration, good sensitivity for air quality measurements and stable response, low current with peaks up to 20mA. Comes with cable with connector, 220uF capacitor and 150 ohm resistor for easy connection.

9.00 €

TTP223B capacitive sensor

In Stoc

Capacitive touch module for touch controls in Arduino and automation projects, operates at 2-5.5V DC, offers fast response in fast mode, automatically switches to low power after 12 seconds of no touch for low consumption, compact and easy to integrate into panels, enclosures or prototypes.

1.47 €

PIR motion sensor, HC-SR501

In Stoc

PIR sensor for indoor motion detection, ideal for automation, alarms or lighting. It operates at 5-20VDC with low consumption, offers a detection angle of over 120 degrees and a distance of up to 7 m, and the delay time is adjustable between 0.8 and 18 seconds, with High or Low output selectable from the jumper.

1.57 €

Gesture proximity sensor, ambient light, APDS-9930, 3.3V

In Stoc

Module with APDS-9930 for ambient light measurement and proximity detection, ideal for Arduino projects and compatible boards, operates at 3.3V and communicates quickly via I2C, offers up to 16 bit resolution for precise readings, includes programmable threshold interrupt and low power mode for minimal consumption between measurements.

1.96 €

Pulse sensor, heart rate

In Stoc

Optical sensor for measuring pulse and heart rate, ideal for Arduino projects and other development boards. It uses an integrated light emitter, receiver and amplifier to detect blood flow variations, offers easy-to-read analog output, operates at 3.3-5V and has a compact 16 mm PCB for quick integration into prototypes.

2.97 €

IR line tracking sensor, digital

In Stoc

Ideal for line follower robots and black and white contrast detection, this IR module offers stable digital output, operates at 5VDC and is compatible with Arduino and other development boards. It uses TCRT5000 sensor with a detection distance of up to 10mm, and the integrated 74HC14D improves noise immunity. Compact dimensions 35 x 10 mm for easy integration.

1.20 €

UV sensor, 200-375Nm, 3.3-5V

In Stoc

Compatible with Arduino and other development boards, this sensor measures UV radiation levels in the 200-375 nm range, providing 0-1V analog output for easy reading. It operates at 3.3-5V, has an accuracy of ±1 UV Index and good stability between -20 and 85°C, in a compact 19.8 x 15 mm format, ideal for UV monitoring and weather or IoT projects.

5.91 €

LM393 IR speed sensor

In Stoc

Ideal for measuring rotation speed and counting pulses in Arduino projects, this IR optical sensor with LM393 comparator provides stable digital 0 and 1 signals, operates at 3.3V to 5V for easy integration, has LED indicator for output status and a compact 32 x 14 x 7 mm format suitable for mounting in tight spaces.

1.61 €

Set of 120 electrolytic capacitors, 0.22-470uF

In Stoc

Practical kit for electronics repairs and prototyping, offers 120 electrolytic capacitors in 12 common values, covers the 0.22-470uF range for filtering, decoupling and stabilization in sources and circuits, each value has 10 pieces for reserves and quick testing, nominal voltages 16-50V for various uses.

2.59 €

Dupont alligator clip set, father, 10 pieces

In Stoc

Set of 10 test leads with alligator clip on one end and male Dupont connector on the other, ideal for quick connections on breadboards and Arduino projects. Provides secure grip on pins and contacts, 20 cm flexible cable for comfortable work, suitable for prototyping, measurements and troubleshooting in electronics.

2.69 €

Dupont Mama alligator clip set, 10 pieces

In Stoc

Set of 10 cables with alligator clip on one end and female Dupont connector on the other, ideal for quick breadboard testing and Arduino prototyping. Ensures secure hold on pins and contacts, stable connection, 20 cm length for flexibility in assembly, suitable for measurements, troubleshooting and electronic experiments.

2.69 €

Set of ceramic capacitors 300 pieces

In Stoc

Ideal for prototyping and electronic repair, this set offers 300 ceramic capacitors with values ranging from 2pF to 100nF, useful for filtering, decoupling and tuning. Includes 30 popular values for quick selection, compact components for THT mounting, suitable for breadboard and PCB, delivered organized for easy access in the workshop.

2.51 €

GX16 connector set, 6 pins

In Stoc

The 6-pin GX16 connector set is ideal for quickly making secure electrical connections in electronic and industrial equipment. Includes female and male connectors, ensures stable contact through thread fixing, offers precise pin alignment and easy assembly, with a 15.6 mm female connector drilling diameter.

1.71 €

TCS230 color sensor

In Stoc

Quickly detects color and light intensity for Arduino and automation projects, providing easy-to-read digital frequency output. Includes photodiode array with RGB filters, LED illumination source for stable measurements, simple color channel selection, and 3.3-5 V power supply for quick integration into prototypes.

12.76 €

Resistor 1/4W, 0.25W, 1%, metal film

In Stoc

Metal film resistor, ideal for current limiting and voltage dividers in electronic circuits, offers good stability over time and low noise. 0.25W power, 1/4W format, 1% tolerance for precise measurements and designs, available in different values for quick adaptation to any application.

0.03 €

Electronic components

Subcategories