Black box with cooling fan and heatsinks for Raspberry Pi 4 model B All ports and slots on the case can perfectly match Raspberry Pi 4 Model B. Code RA092 Available Price €4.62
Shaft Coupling Motor Connector 5mm 5mm CNC Shaft Coupling Motor Connector 5mm 5mm CNC features:- Fixed coupler in high quality aluminum- They incorporate 4 captive screws so you can perfectly fix the couplings to the rod- Fixed couplers are used to connect the motors step by step, servo AC DC to the spindle- Widely used to build CNC router, CNC Plasma, CNC Mill, CNC Laser, many automation machines and on occasion of mechanical transmission- Material: Aluminum Alloy- Coupler height (L): 25 mm- Outside diameter: 14mm- Shaft diameter: 5mm / 5mm- Screws Position: 4mm- Flexible Shaft Couplers 5mm*5mm Code I0136 Available Regular price €1.64 -€0.50 Price €1.14
Sodium Persulfate - etching agent for PCB and copper - pack 100g Chemical substance for recording printed circuits and copper. Unlike ferric chloride, sodium persulfate is colorless, odorless, does not stain clothes and does not turn blue when it runs out. Easy to dissolve. It acts very regular with guarantee of contour sharpness. Code Q0053 Available Price €2.36
L298N Motor Drive Controller Board Module Dual H Bridge DC It allows controlling up to 2 direct current motors or a bipolar stepper motor. It also allows to control a unipolar stepper motor configured as bipolar.Ideal for projects with ARDUINO.You can use it with PIC, AVR, STM32. L298N Motor Drive Controller Board Module Dual H Bridge DC features: - Minimum operating voltage: 5 V- Maximum operating voltage: 35 V- Maximum current: ± 2 A- Logic voltage: 5V- PWM signal inputs for speed control- Outputs: for 2 DC motors or for a bipolar stepper motor- Measures: 43x43x24 mm Helpful Links: Operation of the robot by Infrared / Operation of the robot by Bluetooth / Automatic operation with detection of obstacles Code M0100 Available Price €2.31
MQ-2 Gas and Smoke Module Sensor Detector Methane Propane Butane LPG MQ-2 Gas and Smoke Module Sensor Detector Methane Propane Butane LPG features: - Main chip: MQ-2 flammable gas and smoke sensor and comparator LM393- Working voltage: 5V- Current: 150mA- Digital output: TTL 0/1- Analog output: analog voltage sensing value- Quick response features:- Concentration detection: 200ppm - 5000ppm LPG, propane 300ppm - 5000ppm butane 5000ppm - 20000ppm methane 300ppm - 5000ppm H2 100ppm -2000ppm alcohol- Adjustable sensitivity with the potentiometer- Size: 32mm x 20mmx 18mm Code S0027 Available Price €2.39
12V Momentary LED Pushbutton Blue 16mm N/A NO 12V Momentary LED Pushbutton Blue 16mm N/A NO features:- Type of operation: momentary (automatic return)- Contact switch: 1 NA (normally open)- Max Switch Classification: 2A / 12VDC- Body material: Stainless steel- Button Material: Stainless steel- Protection Classification: IP67 / IK08- Operating temperature: -20C + 55C- Color: Blue Code K0099 Available Price €4.87
SIM900 Four Band GSM GPRS Module with Antenna shield for Arduino SIM900 Four Band GSM GPRS Module with Antenna shield for Arduino features: - GSM / GPRS SIM900 module-based development card / shield from Simcom - The shield allows you to get SMS, MMS, GPRS and audio via UART by sending AT commands (GSM 07.07, 07.05 and SIMCOM Enhanced COM Commands). - The shield also has 12 GPIOs, 2 PWMs and a ADC of the SIM900 module (All of them are 2V8 logic) present on board. - Quad-Band 850/900/1800/1900 MHz: it would work on GSM networks in all countries of the world. - GPRS multi-slot class 10/8 - GPRS mobile station class B - Complies with GSM phase 2/2 + - Class 4 (2 W @> Code W0090 Available Regular price €21.48 -€3.50 Price €17.98
M3 Hexagonal Spacer 25mm Male - Female Brass Characteristic: -Metric thread M3 -Male-Female separator 25mm -Quantity: 5 units Code H0048 Available Price €0.37
3A DC Converter 4-53V Adjustable LM2596H Step Down Source Wide range of voltages, improved version. Drop module. They will use a multimeter to Check the output voltage and adjust the potentiometer. 3A DC Converter 4-53V Adjustable LM2596H Step Down Source features: - Based on the LM2596HVS-ADJ regulator - Rectification: Asynchronous - Output Voltage: 3v ~ 40v DC (adjustable) - Input Voltage: 4.5v - 53v DC - Max Output Current: 3A (with heat sink) - Ripple in output voltage: 30mV - Frequency: 150KHz - Max Conversion Efficiency: 92% - Load Regulation: ± 0.5% - Voltage Regulation: ± 2,5% - Operating temperature: -40ºC to + 85ºC - Measurements: 43x 21x 14 mm Code A0018 Available Price €2.31
Boost Buck Step Up-Down Automatic Converter Descripción:This is a powerful, efficient step-up (boost) and step-down (buck) switching voltage converter. It will automatically change between boosting and bucking to maintain a stable output voltage, regardless of the input.The output is set with a multi-turn potentiometer.Boost Buck Step Up-Down Automatic Converter features:- IC Chip: LM2577S-ADJ and LM2596S-ADJ - Module Properties: non-isolated Boost Buck constant current, constant voltage module (CC CV) charging module- Scope: High-power constant current LED driver.- Battery charger (including ferroelectric), 4V, 6V, 12V, 14V, 24V battery charging, nickel-cadmium nickel-metal hydride batteries (battery) charger, solar panels, wind generators. Code A0017 Available Price €7.84
Mini DC Converter 1.8A Downstream Voltage Regulator 4.7-23V to 1.0-17V Mini DC Converter 1.8A Downstream Voltage Regulator 4.7-23V to 1.0-17V features: - Voltage Drop Module - Use a multimeter to check the output voltage and adjust the potentiometer - Small size: 17mm x 11mm - Input voltage: 4.75-23V - Output voltage: 1.0-17V - Current output: 1.8A (peak max. 3A) - Operating temperature: -40 to + 85 ºC - Operating frequency: 240kHz - Conversion efficiency: up to 96% - Output ripple: 30mV (no-load) - Voltage regulation: ± 2.5% Code A0024 Available Price €2.06
LM2596 DC Voltmeter Converter 3A Step Down Adjustable Power Descent module.Use a multimeter to check the output voltage and adjust the potentiometer.Control of tension.LM2596 DC Voltmeter Converter 3A Step Down Adjustable Power features:- Input voltage: 4.5-38V- Output voltage: 1.25-36.5V- Current output: 2A (max 3A with heat sink)- Operating temperature: -40 to + 85 ºC- Operating frequency: 150KHz- Efficiency conversion: up to 92%- Load Regulation: +/- 0.5%- Voltage Regulation: +/- 2.5%- Protection over temperature: the output switches off automatically- Size: 62mm x 38mm x 15mmPrincipal functions:- Step-down converter with overcurrent protection- Voltmeter up to 40V, remember to set the input voltage to 4.5V Code A0013 Available Price €3.30
8A DC Step-down Converter 8-40V to 1.25-35V Current Control XL4016 A high-performance regulator-booster. 24V battery charger - DC / CV method. Power supply of the laptop from a 12V car battery. A high-performance dimmer-regulator. Charger for Li-Ion, Li-Po batteries etc. - CC / CV method. LED Constant current driver for LED diodes. Characteristic: - Input voltage: 6V -40V - Output voltage: 1.25-35V (adjustable) - Output current: 8A, (10A maximum) - Output power: 300W maximum - Efficiency of Conversion: up to 95% - Wiring: Solderless terminal - Operating frequency: 300kHz - Ambient temperature exceeds 40 ° C, increase heat dissipation - LED indicator two-color; - Charge red - Fully charged light green - No charge green Code A0011 Available Price €6.57
10A DC-DC Converter Adjustable Downstream 8V-40V to 1.25V-36V This power supply delivers an output voltage lower than that of the input and allows power loads up to 10A. It has its heat sink, it is Recommended to use it for loads up to 8A for optimal cooling. Includes its foot protection kit, which greatly facilitates heat dissipation and use. 10A DC-DC Converter Adjustable Downstream 8V-40V to 1.25V-36V features: - Input voltage: DC 8V-40V - Output voltage: DC 1.25V-36V adjustable with potentiometer (can only be used as a reducing module, the input must be higher than 1.25V output) - Output current: 8A (Max 10A for a short time), adjustable with potentiometer. Below 5A it can cool naturally - Output power: Max 150W - Key components: - Electrolytic capacitors 470µF - 50V Code A0074 ✗ Out-of-Stock Price €11.15
Adjustable Module Buck Converter DC 3A 1,6-26V MP1584 Step-Up Down Adjustable Module Buck Converter DC 3A 1,6-26V MP1584 Step-Up Down features:- Based on the MP1584EN regulator- Output Voltage: 1.6V - 26V DC (adjustable)- Input Voltage: 4.5V - 28V DC- Max. Output Current: 3A (with heat sink)- Frequency: 1MHz- Conversion Efficiency (1A): 94%- Short circuit protection- Protection against overheating- Operating temperature: -40ºC to + 85ºC- Measures 22 x 17 x 4 mm Code A0007 Available Price €1.61
DC Step-Down Converter 5A 4-38v to 1.25-36v XL4015 LED LiPo DC Step-Down Converter 5A 4-38v to 1.25-36v XL4015 LED LiPo. Control of voltage and current.Use a multimeter to check the output voltage and adjust the potentiometer. Code A0132 Available Price €2.88
DC Step Down Converter 3.3V 2A 3.4-6V DC Step Down Converter 3.3V 2A 3.4-6V features: - Voltage drop module- Input voltage: 3.4-6V- Output voltage: 3.3V- Current output: adjustable, max 2A- Operating temperature: -40 to + 85 ºC- Operating frequency: 1.5MHz- Efficiency conversion: up to 95%- Short circuit protection: Yes (limited current 8A)- Protection over temperature: the output switches off automatically- Size: 12 x 15 mm- Full charge output ripple: Vpp <50 mV- Output accuracy: ± 0.1V- Current IQ without load: 0.2mA- Stop current (EN) <10uA Code A0068 Available Price €2.79
DC Step-Down Converter 5A 4-38v to 1.25-36v XL4015 LED LiPo Descent module.Use a multimeter to check the output voltage and adjust the potentiometer.Control of voltage and current.DC Step-Down Converter 5A 4-38v to 1.25-36v XL4015 LED LiPo features:- Input voltage: 4-38V- Output voltage: 1.25-36V- Current output: adjustable, 4.5A (max 5A)- Output power: 75W maximum- Operating temperature: -40 to + 85 ºC- Operating frequency: 180KHz- Efficiency conversion: up to 96%- Short circuit protection: Yes (limited current 8A)- Protection over temperature: the output switches off automatically- Size: 62mm x 26mm x 14mmPrincipal functions:- Step-down converter with overcurrent protection- Li-Po battery charger, Li-Ion Code A0014 Available Price €2.88
3A DC Converter 4-53V Adjustable LM2596H Step Down Source Wide range of voltages, improved version. Drop module. They will use a multimeter to Check the output voltage and adjust the potentiometer. 3A DC Converter 4-53V Adjustable LM2596H Step Down Source features: - Based on the LM2596HVS-ADJ regulator - Rectification: Asynchronous - Output Voltage: 3v ~ 40v DC (adjustable) - Input Voltage: 4.5v - 53v DC - Max Output Current: 3A (with heat sink) - Ripple in output voltage: 30mV - Frequency: 150KHz - Max Conversion Efficiency: 92% - Load Regulation: ± 0.5% - Voltage Regulation: ± 2,5% - Operating temperature: -40ºC to + 85ºC - Measurements: 43x 21x 14 mm Code A0018 Available Price €2.31
Boost Buck Step Up-Down Automatic Converter Descripción:This is a powerful, efficient step-up (boost) and step-down (buck) switching voltage converter. It will automatically change between boosting and bucking to maintain a stable output voltage, regardless of the input.The output is set with a multi-turn potentiometer.Boost Buck Step Up-Down Automatic Converter features:- IC Chip: LM2577S-ADJ and LM2596S-ADJ - Module Properties: non-isolated Boost Buck constant current, constant voltage module (CC CV) charging module- Scope: High-power constant current LED driver.- Battery charger (including ferroelectric), 4V, 6V, 12V, 14V, 24V battery charging, nickel-cadmium nickel-metal hydride batteries (battery) charger, solar panels, wind generators. Code A0017 Available Price €7.84
Mini DC Converter 1.8A Downstream Voltage Regulator 4.7-23V to 1.0-17V Mini DC Converter 1.8A Downstream Voltage Regulator 4.7-23V to 1.0-17V features: - Voltage Drop Module - Use a multimeter to check the output voltage and adjust the potentiometer - Small size: 17mm x 11mm - Input voltage: 4.75-23V - Output voltage: 1.0-17V - Current output: 1.8A (peak max. 3A) - Operating temperature: -40 to + 85 ºC - Operating frequency: 240kHz - Conversion efficiency: up to 96% - Output ripple: 30mV (no-load) - Voltage regulation: ± 2.5% Code A0024 Available Price €2.06
LM2596 DC Voltmeter Converter 3A Step Down Adjustable Power Descent module.Use a multimeter to check the output voltage and adjust the potentiometer.Control of tension.LM2596 DC Voltmeter Converter 3A Step Down Adjustable Power features:- Input voltage: 4.5-38V- Output voltage: 1.25-36.5V- Current output: 2A (max 3A with heat sink)- Operating temperature: -40 to + 85 ºC- Operating frequency: 150KHz- Efficiency conversion: up to 92%- Load Regulation: +/- 0.5%- Voltage Regulation: +/- 2.5%- Protection over temperature: the output switches off automatically- Size: 62mm x 38mm x 15mmPrincipal functions:- Step-down converter with overcurrent protection- Voltmeter up to 40V, remember to set the input voltage to 4.5V Code A0013 Available Price €3.30
8A DC Step-down Converter 8-40V to 1.25-35V Current Control XL4016 A high-performance regulator-booster. 24V battery charger - DC / CV method. Power supply of the laptop from a 12V car battery. A high-performance dimmer-regulator. Charger for Li-Ion, Li-Po batteries etc. - CC / CV method. LED Constant current driver for LED diodes. Characteristic: - Input voltage: 6V -40V - Output voltage: 1.25-35V (adjustable) - Output current: 8A, (10A maximum) - Output power: 300W maximum - Efficiency of Conversion: up to 95% - Wiring: Solderless terminal - Operating frequency: 300kHz - Ambient temperature exceeds 40 ° C, increase heat dissipation - LED indicator two-color; - Charge red - Fully charged light green - No charge green Code A0011 Available Price €6.57
10A DC-DC Converter Adjustable Downstream 8V-40V to 1.25V-36V This power supply delivers an output voltage lower than that of the input and allows power loads up to 10A. It has its heat sink, it is Recommended to use it for loads up to 8A for optimal cooling. Includes its foot protection kit, which greatly facilitates heat dissipation and use. 10A DC-DC Converter Adjustable Downstream 8V-40V to 1.25V-36V features: - Input voltage: DC 8V-40V - Output voltage: DC 1.25V-36V adjustable with potentiometer (can only be used as a reducing module, the input must be higher than 1.25V output) - Output current: 8A (Max 10A for a short time), adjustable with potentiometer. Below 5A it can cool naturally - Output power: Max 150W - Key components: - Electrolytic capacitors 470µF - 50V Code A0074 ✗ Out-of-Stock Price €11.15
Adjustable Module Buck Converter DC 3A 1,6-26V MP1584 Step-Up Down Adjustable Module Buck Converter DC 3A 1,6-26V MP1584 Step-Up Down features:- Based on the MP1584EN regulator- Output Voltage: 1.6V - 26V DC (adjustable)- Input Voltage: 4.5V - 28V DC- Max. Output Current: 3A (with heat sink)- Frequency: 1MHz- Conversion Efficiency (1A): 94%- Short circuit protection- Protection against overheating- Operating temperature: -40ºC to + 85ºC- Measures 22 x 17 x 4 mm Code A0007 Available Price €1.61
DC Step-Down Converter 5A 4-38v to 1.25-36v XL4015 LED LiPo DC Step-Down Converter 5A 4-38v to 1.25-36v XL4015 LED LiPo. Control of voltage and current.Use a multimeter to check the output voltage and adjust the potentiometer. Code A0132 Available Price €2.88
DC Step Down Converter 3.3V 2A 3.4-6V DC Step Down Converter 3.3V 2A 3.4-6V features: - Voltage drop module- Input voltage: 3.4-6V- Output voltage: 3.3V- Current output: adjustable, max 2A- Operating temperature: -40 to + 85 ºC- Operating frequency: 1.5MHz- Efficiency conversion: up to 95%- Short circuit protection: Yes (limited current 8A)- Protection over temperature: the output switches off automatically- Size: 12 x 15 mm- Full charge output ripple: Vpp <50 mV- Output accuracy: ± 0.1V- Current IQ without load: 0.2mA- Stop current (EN) <10uA Code A0068 Available Price €2.79
DC Step-Down Converter 5A 4-38v to 1.25-36v XL4015 LED LiPo Descent module.Use a multimeter to check the output voltage and adjust the potentiometer.Control of voltage and current.DC Step-Down Converter 5A 4-38v to 1.25-36v XL4015 LED LiPo features:- Input voltage: 4-38V- Output voltage: 1.25-36V- Current output: adjustable, 4.5A (max 5A)- Output power: 75W maximum- Operating temperature: -40 to + 85 ºC- Operating frequency: 180KHz- Efficiency conversion: up to 96%- Short circuit protection: Yes (limited current 8A)- Protection over temperature: the output switches off automatically- Size: 62mm x 26mm x 14mmPrincipal functions:- Step-down converter with overcurrent protection- Li-Po battery charger, Li-Ion Code A0014 Available Price €2.88