Power sources: Mikrotron Web Shop

Quantity On Hand: 1

Power Adapter 5V 2A

Power adapter 5V 2A with 5.5/2.1 mm connector and EU plug.

ID: 12580 Your Price: €11.20

Quantity On Hand: 2

5V 10A switching power supply

Brand: Adafruit

This is a beefy switching supply, for when you need a lot of power! It can supply 5V DC up to 10 Amps, running from 110V or 220V power (AC power cable not included). The output connects to a 2.1mm DC plug.

ID: 10952 Your Price: €47.65

Quantity On Hand: 16

Power Adapter 9V 1A

Power Adapter 9V 1A, EU plug 100-240V. Inner diameter 2.1mm - for Arduino.

ID: 10260 Your Price: €4.50

Quantity On Hand: 2

Power Adapter 12V 1A

Power adapter 12V 1A, EU plug (note that some adapters may have US plug and EU plug adapter included) 110-240V. Inner diameter 2.1mm - for Arduino.

ID: 10201 Your Price: €6.00

Quantity On Hand: 8

12V 2A adapter

Brand: POS

24 W power adapter, 90-264 V AC input, 12 V 2 A output, 86.2% efficiency, 1.5 m cable with 5.5/2.1 mm connector, body dimensions 69.4x30x64.1 mm.

ID: 12480 Your Price: €9.80

Quantity On Hand: 5

12V 3A adapter

Brand: POS

36 W power adapter, 90-264 V AC input, 12 V 3 A output, 87.4% efficiency, 1.5 m cable with 5.5/2.1 mm connector, body dimensions 86.5x50.0x32.8 mm.

ID: 12685 Your Price: €13.50

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Power Adapter 12V 10A

Power adapter 12V 10A output, 110-240V input, 5.5 x 2.5mm DC plug, includes 1 m power cord with EU plug.

ID: 10671 Your Price: €25.00

Quantity On Hand: 5

LRS-200-12 200W 12V PSU

Brand: Mean Well

High quality enclosed power supply with 12VDC/17A output, 115/230VAC input (select by switch), with up to 90% efficiency 30 mm low enclosure profile and cooling by air convection (no fan), it can easily be used for LED strips or 3D printers.

ID: 12603 Your Price: €40.00

Quantity On Hand: 1

PSU 350W 24V

This professional 350W 24V 14.6A Switching Power Supply can be widely used in Industrial Automation and CNC Stepper/Servo System. Can be switched between 115V and 230V input.

ID: 11040 Your Price: €50.00

Quantity On Hand: 5

LRS-350-24 350W 24V PSU

Brand: Mean Well

High quality enclosed power supply with 24VDC/14.6A output, 115/230VAC input (select by switch), with up to 89% efficiency 30 mm low enclosure profile and active fan cooling, it can easily be used for 3D printer or small CNC.

ID: 12604 Your Price: €47.50

Quantity On Hand: 1

Wireless Charging Module 12V/3A

Brand: DFrobot

The module can realize long-distance energy transmission of 152mm with a maximum output of 12V/3A and up to 95% efficiency. With 3A load, the longest transmission distance is 55mm. Note that input voltage for transmitter is 24V.

ID: 12307 Your Price: €39.00

Quantity On Hand: 9

Raspberry Pi PSU 5.1V 2.5A MicroUSB - White

Brand: Raspberry Pi

The official Raspberry Pi Micro USB Power Supply with EU-plug is designed to power any Raspberry Pi computer that features a micro USB connector (RPi 1/2/3/Zero/Pico). It's 5.1 V, 2.5 A PSU with 1.5 m cord.

ID: 12371 Your Price: €12.00

Quantity On Hand: 4

Official Raspberry Pi 4 USB-C Power Supply - Black - EU

Brand: Raspberry Pi

This black official Raspberry Pi power supply is specifically designed for the new Raspberry Pi 4. The adapter has a captive USB-C cable and fits EU power outlets. The power supply cannot be used with older versions of the Raspberry Pi.

ID: 11576 Your Price: €13.00

Quantity On Hand: 8

Official Raspberry Pi 4 USB-C Power Supply - White - EU

Brand: Raspberry Pi

This white official Raspberry Pi power supply is specifically designed for the new Raspberry Pi 4. The adapter has a captive USB-C cable and fits EU power outlets. The power supply cannot be used with older versions of the Raspberry Pi.

ID: 11917 Your Price: €13.00

Quantity On Hand: 1

Raspberry Pi 27W USB-C Power Supply - White

Brand: Raspberry Pi

The new 27W USB-C Power Supply with Power Delivery (PD) will deliver a maximum of 5.1V, 5A enabling the Raspberry Pi 5 to power a wider range of peripherals. The total power drawn from the four USB ports on Raspberry Pi 5 is limited by default to a nominal 600mA; this limit is automatically increased to a nominal 1.6A when the USB-C PD Power Supply is detected.

ID: 12454 Your Price: €18.00

Quantity On Hand: 4

Raspberry Pi 27W USB-C Power Supply - Black

Brand: Raspberry Pi

The new 27W USB-C Power Supply with Power Delivery (PD) will deliver a maximum of 5.1V, 5A enabling the Raspberry Pi 5 to power a wider range of peripherals. The total power drawn from the four USB ports on Raspberry Pi 5 is limited by default to a nominal 600mA; this limit is automatically increased to a nominal 1.6A when the USB-C PD Power Supply is detected.

ID: 12484 Your Price: €18.00

Quantity On Hand: 5

Adafruit USB Type C Power Delivery Dummy Breakout - I2C or Fixed

Brand: Adafruit

This HUSB238 breakout plugs into the USB C cable and then over the CC lines will negotiate the PD request and commands. For example we can ask what voltages are available (the standard offerings are 5V, 9V, 12V, 15V, 18V and 20V.) and then pick the highest one. Or if you need a specific voltage it will specifically select that one.

ID: 12473 Your Price: €9.50

Quantity On Hand: 18

230V 6A IEC Plug with 3-Pin Switch and Fuse

Mount IEC male plug with 3-pin switch with light. Comes with extra 250V/6A fuse.

ID: 12037 Your Price: €3.20

Quantity On Hand: 5

230V 6A IEC Plug with 4-Pin Switch and Fuse

Mount IEC male plug with 4-pin switch with light. Comes with extra 250V/6A fuse.

ID: 12038 Your Price: €3.19

Quantity On Hand: 49

5.5x2.1 mm Female DC Connector with Cable - 30 cm

5.5x2.1 mm female DC connector with 30 cm cable.

ID: 12396 Your Price: €1.00

Quantity On Hand: 35

5.5x2.1 mm Male DC Connector with Cable - 30 cm

5.5x2.1 mm male DC connector with 30 cm cable.

ID: 12397 Your Price: €1.00

Quantity On Hand: 28

5.5x2.1 mm Male DC 90° Connector with Cable - 17 cm

5.5x2.1 mm male DC 90° connector with 17 cm cable.

ID: 12645 Your Price: €1.50

Quantity On Hand: 95

DC Barrel Jack Adapter - Male

This adapter allows you to connect a barrel jack connector to bare wires. One end has screw terminals and the other has a 5.5x2.1mm, center-positive male barrel jack.

ID: 11786 Your Price: €0.70

Quantity On Hand: 21

DC Barrel Jack Adapter - Female

This adapter allows you to connect a barrel jack connector to bare wires. One end has screw terminals and the other has a 5.5x2.1mm, center-positive female barrel jack.

ID: 11787 Your Price: €0.66

Quantity On Hand: 230

5.5x2.1mm DC Power Supply Jack Socket

For 5.5x2.1x9 mm connector, max 3A/12V, max 3 mm panel depth, dimensions 10x10x18 mm.

ID: 11923 Your Price: €0.66

Quantity On Hand: 45

5.5x2.5mm DC Power Supply Jack Socket

Most Arduinos have 5.5x2.1 mm socket, but sometimes you'll have a power supply with 5.5x2.5 mm plug (most 'desktop' PSU have this plug) and then you can use this socket for your project.

ID: 12646 Your Price: €0.50

Quantity On Hand: 10

Adapter Plug 5.5/2.1 to 5.5/2.5 mm

Brand: Mean Well

Simple plug adapter that comes in handy when you have power supply with 5.5/2.1 mm plug and device with 5.5/2.5 mm connector. Of course, you'll still have to check if both devices are center positive (most common case) or center negative (rarely, but it happens).

ID: 12686 Your Price: €1.00

Quantity On Hand: 10

Adapter Plug 5.5/2.5 to 5.5/2.1 mm

Brand: Mean Well

Simple plug adapter that comes in handy when you have power supply with 5.5/2.5 mm plug and device with 5.5/2.1 mm connector. Of course, you'll still have to check if both devices are center positive (most common case) or center negative (rarely, but it happens).

ID: 12687 Your Price: €1.00

Quantity On Hand: 17

XT60 Connector Pair

XT60 connectors are made from high-temp nylon with gold-plated spring pins and sockets, their shape prevents reverse polarity, and when plugged in the connection is super-solid. Perfect for applications up to 30A continuous draw (60A surge current).

ID: 11785 Your Price: €2.92

Quantity On Hand: 1

USB to Micro USB Cable with ON/OFF Switch

Brand: ITEAD Studio

This USB to Micro USB Cable with ON/OFF Switch prevents the Raspberry Pi's USB connector from wear/loose connection due to frequent pulling and inserting the USB cable. It is 150 cm long and it is used only for powering, not for data transfer.

ID: 10468 Your Price: €5.97

Quantity On Hand: 21

SX1308 2A Step-Up Power Module

High efficiency (up to 96%) step up module, 2-24 V input, up to 28 V output voltage, 1.2 MHz switching frequency. The SX1308 includes under-voltage lockout, current limiting, and thermal overload protection to prevent damage in the event of an output overload. Dimensions 16x23x12 mm.

ID: 11994 Your Price: €2.52

Quantity On Hand: 19

DC-DC boost module 5V to 12V - max 8W

Simple boost module, excepts 2-6V on input side and outputs 12V (max 8W). Dimensions: 16x33x7 mm.

ID: 11939 Your Price: €2.92

Quantity On Hand: 31

XL6009 DC-DC Adjustable boost module

Adjustable boost module, 5-32V input, 5-35V output, max. input current 3A, efficiency up to 94%, switching frequency 400 KHz, dimensions 48x25x14 mm.

ID: 11940 Your Price: €3.72

Quantity On Hand: 16

35W DC 5.5-30V to 0.5-30V Step Up/Down Module

This module can provide constant voltage or current regardless of the input power supply fluctuations. It can output 35 W for a long period, and even up to 60 W with active cooling (module has heatsink mounted up front). Conversion efficiency is about 88%, working frequency is 180 KHz. Board dimensions: 65x32x21 mm.

ID: 12477 Your Price: €8.00

Quantity On Hand: 19

MP1584EN 9-12V to 5V Step Down Module

If you need 5V voltage (with max 3A current) in your project and you only have 9-12V power source, this small module will solve that problem for you. It can be easily soldered to protoboard and it's only 17.2x22.2 mm small.

ID: 12643 Your Price: €2.30

Quantity On Hand: 26

Mini-360 DC-DC Buck Converter Step Down Module

Ultra small size buck converter module, input voltage 4.75~23V, output voltage 1.0-17V, output current 1.8A (continuous, 3A peak), conversion efficiency 96%, dimensions 17x11x3.8 mm.

ID: 11906 Your Price: €2.50

Quantity On Hand: 39

LM2596S DC-DC step-down module

Step down DC-DC module with input voltage 4~35V, output voltage 1.25~30V, output current max 3A, 92% efficiency, 150 KHz switching frequency, dimensions 43x21x14 mm.

ID: 11904 Your Price: €2.90

Quantity On Hand: 17

LM2596S DC-DC step-down module - fixed 5V output

Step down DC-DC module with input voltage 4~35V, and fixed 5V output voltage, output current max 3A, 92% efficiency, 150 KHz switching frequency, dimensions 43x21x14 mm.

ID: 12638 Your Price: €2.65

Quantity On Hand: 24

XL4015 4V-38V 5A Adjustable Buck Step Down Module

Step down module based on XL4015, input 4-38 V, output 1.25-36 V, up to 5A, up to 75W (for more than 50W please add the included heatsink), operating frequency 180 KHz, up to 96% efficiency, short circuit and over-temperature protection, dimensions 54x23x18 mm.

ID: 11468 Your Price: €5.50

Quantity On Hand: 13

XH-M404 8A DC-DC Step Down Module

Input voltage 4-40V, output voltage 1.25-36V, max 8A (max 5A recommended for continuous draw), max power 200W, switching frequency 180KHz, efficiency 94%, LED display for output voltage, dimensions 64x47x28 mm.

ID: 11883 Your Price: €7.80

Quantity On Hand: 24

6-24V to 5V Step Down USB Module

Step down module with USB plug, outputs 5.0-5.2 VDC for 6-24 VDC input, max 3A output (needs additional cooling for > 2A), dimensions 25.5x15 mm.

ID: 12644 Your Price: €2.30

Quantity On Hand: 24

Breadboard Power Supply Module 3.3V/5V

Simply plug this module in any 400/830 tie points breadboard and start your new project using any USB or 6.5-12 V DC power supply.

ID: 11252 Your Price: €3.50

Quantity On Hand: 16

IRF520 MOS FET Driver Module for Arduino

Using this module you can adjust PWM output and let the Arduino drive up to 24 V load, such as LED lights belt, dc motor, micro pump, solenoid valve. Output load voltage 0~24V, output current <5 A (if more than 1 A you'll need heatsink). Dimensions 33 x 24 x 18 mm, weight 10 g.

ID: 10848 Your Price: €2.20

Quantity On Hand: 9

4 Channel IRF540 MOSFET Module

MOSFET's has good switching characteristics and is widely used to control almost any DC load. This is a 4 channel MOSFET switch and it use the very popular IRF540 MOSFET. It is perfect for switching DC loads up to 10A.

ID: 12474 Your Price: €5.20

Quantity On Hand: 23

MOSFET PWM Switch Control Board

This board allows you to turn on and off, and control the speed of motors or micro pumps or the brightnes of LED lighting. Input (3.3-20 VDC) and output (3.7-27 VDC, up to 10 A) are completely isolated, PWM frequency: 0-20KHz, board size: 22.7x36.8 mm.

ID: 12394 Your Price: €4.90

Quantity On Hand: 4

Li-ion battery 1200mAh 3.7V

Brand: Soldered (e-radionica)

This product is not available for sale outside of Croatia!

ID: 12003 Your Price: €7.30

No items available to ship

Li-ion battery 2100mAh 3.7V

Brand: Soldered (e-radionica)

This product is not available for sale outside of Croatia!

ID: 12004 Your Price: €10.50

Quantity On Hand: 3

Li-ion battery 3000mAh 3.7V

Brand: Soldered (e-radionica)

This product is not available for sale outside of Croatia!

ID: 12005 Your Price: €12.95

Quantity On Hand: 10

MAX17043 LiPo Fuel Gauge

LiPo Fuel Gauge connects your battery to your project and detects the relative state of charge. The LiPo Fuel Gauge communicates with your project over I2C and an alert pin also tells you when the charge has dropped below a certain percentage. It works with single cell LiPo batteries and supports 3-5V logic/power.

ID: 12589 Your Price: €7.00

No items available to ship

Li-ion charger with protection

Brand: Soldered (e-radionica)

Lithium batteries are charged differently than regular batteries and devices. You’ll need a li-ion charger like this one to charge them. This board has a USB Type-C connector for power, a JST-type connector for batteries, the charging circuit, a protector, and two status LEDs.

ID: 12253 Your Price: €7.95

Quantity On Hand: 22

JST 2P Female/Male Connector Pair with 10 cm Wire

A pair of JST 2P connectors (feamale and male) with 10 cm wires each.

ID: 12385 Your Price: €0.50

Quantity On Hand: 57

JST 2-pin Power Connector Cable - 10 cm

10 cm 2pin JST connector with 2.0 mm pitch.

ID: 12044 Your Price: €0.50

Quantity On Hand: 5

JST 2-pin Extension Cable with On/Off Switch - JST PH2

Brand: Adafruit

By popular request - we now have a way you can turn on-and-off Lithium Polymer batteries without unplugging them.

ID: 11009 Your Price: €4.91

Quantity On Hand: 4

Adafruit TPL5110 Low Power Timer Breakout

Brand: Adafruit

The Adafruit TPL5110 Power Timer is a stand-alone breakout that will turn any electronics into low-power electronics! It will take care of turning your project on/off using a built in timer that can vary from once every 100ms up to once every two hours.

ID: 11085 Your Price: €7.30

Quantity On Hand: 1

Adafruit LiIon or LiPoly Charger BFF Add-On for QT Py

Brand: Adafruit

This little lipo charger is designed to fit onto the back of any QT Py board, and make it easy for portable powering. Simply plug any standard 3.7V/4.2V lithium polymer or lithium-ion rechargeable battery into the JST plug on the end. When powered by the USB port on the QT Py, the charger kicks in and will charge up the battery at 200mA max rate.

ID: 12401 Your Price: €8.25

Quantity On Hand: 19

Mini Solar Panel 12V 150mA

Mini solar panel, 12V 150mA 1.8W, without wires, 110x110 mm.

ID: 12392 Your Price: €8.00

Quantity On Hand: 9

Mini Solar Panel 5V 250mA

Mini solar panel for DIY projects, dimensions 110x69 mm, without wires.

ID: 10667 Your Price: €6.50

Quantity On Hand: 9

Mini Solar Panel 5V 380mA

Small solar panel for DIY projects, 135x130 mm, wires not included.

ID: 12636 Your Price: €8.90

Quantity On Hand: 25

CN3791 MPPT 12V Solar LiIon Battery Charger

Input voltage 12 V, output volatage 4.2 V, max. charging current 2 A, PWM switching frequency 300 KHz, working temperature -40 °C to +85 °C, dimensions 45x20x9.5 mm.

ID: 12393 Your Price: €7.50

Quantity On Hand: 12

CN3065 Solar Lithium Charger Board - 5V input

Based on constant current/constant voltage single cell charger chip CN3065, this board is intended for usage in solar powerd projects. It can charge battery while powering the system and it can charge baterry while connected via micro USB connector.

ID: 11930 Your Price: €6.50

Quantity On Hand: 28

9V to Barrel Jack Adapter

This simple cable has so many uses! Plug a 9V battery into one end and connect the other end to anything with a 5.5x2.1mm, center-positive barrel jack.

ID: 10182 Your Price: €1.39