Battery holders
18650 Battery Holder, DIP
The DIP-style 18650 battery holder makes it easier to install, replace and connect 18650 cells in electronics projects.
Transistors
2N3904 NPN Bipolar Transistor, TO-92
The 2N3904 transistor is widely used to amplify low-level signals. Its compact TO-92 package is easy to integrate into circuits. Arduino projects commonly use it for switching LEDs and small loads or interfacing with sensors and communication modules.
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Inductors
47 µH SMD Power Inductor
This 47 µH inductor is suitable for many electronic circuits. It stores energy in a magnetic field as current flows through its winding.
Step-down ICs
78M05 5 V Linear Voltage Regulator IC, SMD TO-252 (7–35 V Input)
The 78M05 is a fixed +5 V linear regulator in a compact three-pin TO-252 package: input, ground and output.
Step-down ICs
AMS1117 SMD Linear Voltage Regulator (4–15 V Input)
The AMS1117 is an integrated voltage regulator used to stabilize the output voltage in electronic devices.
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TRIACs (DIP)
BT137-600E TRIAC, TO-220, 600 V / 8 A
The BT137-600E is a 600 V TRIAC in a TO-220 package used to switch alternating current (AC), for example in lighting systems, motor controls and relay circuits.
TRIACs (SMD)
BT137S-600E TRIAC, TO-252, 600 V / 8 A
The BT137S-600E is a high-voltage TRIAC in a TO-252 package, suitable for lighting systems, motors, relays and power controllers.
Microcontrollers (SMD)
CH32V003F4P6 Microcontroller (64K Flash / 8K RAM)
The microcontroller operates at 3.3 V or 5 V and supports several power-saving modes, including Sleep and Standby. The described memory configuration is 2 KB SRAM and 16 KB flash.
Microcontrollers (SMD)
CH32V003J4M6 RISC-V Microcontroller – 16 KB Flash / 2 KB RAM
The CH32V003J4M6 is an efficient 32-bit WCH microcontroller based on the QingKe RISC-V RV32EC core. It combines good performance with low power consumption for a wide range of electronic applications.
LED diodes
COB LED Filament, 38 mm, 3 V
The 38 mm, 3 V COB LED filament is a compact, energy-efficient light source with a long service life. Suitable for chandeliers, lamps, wall lights and other indoor lighting fixtures.
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Bridge rectifiers (SMD)
DB307S Bridge Rectifier, 3 A / 1000 V, 1 pc
The DB307S is a bridge rectifier used to convert alternating current (AC) into direct current (DC) in electronic circuits.
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Connectors
5.5 × 2.1 mm DC Power Connectors with Screw Terminals
5.5 × 2.1 mm DC power connectors with screw terminals for quick, solder-free connections. Ideal for LED strips, cameras and power adapters. Available in male and female variants.
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LED diodes
Decorative COB LED Filament – Flame Effect, 3 V (2 pcs)
Imagine light that does not burn yet still brings a sense of warmth. This miniature component captures the cosy glow of an old oil lamp or a crackling fireplace, turning a simple lighting project into a charming decoration. 🔥
MOSFET transistors (SMD)
FDD8447L MOSFET, TO-252, 40 V / 50 A
The FDD8447L is a high-current, low-resistance MOSFET suitable for switch-mode power supplies, motors, relays and power-control circuits.
MOSFET transistors (DIP)
IRF3205PBF N-Channel MOSFET, TO-220
The IRF3205PBF is a high-current MOSFET designed for low-loss, high-power switching applications, including inverters, motor control and power supplies.
MOSFET transistors (DIP)
IRFZ44N N-Channel MOSFET, 49 A / 55 V
The IRFZ44N is a reliable, affordable power MOSFET suitable for a wide range of applications. Its high continuous current capability makes it useful in power supplies, motor drivers, DC/DC converters, switching circuits, audio amplifiers and power-control projects.
Terminal blocks (DIP)
KF301 3-Pin PCB Screw Terminal Block
The KF301-3P screw terminal block is a reliable connector for safe, stable wire connections in electrical equipment and printed circuit boards.
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Terminal blocks (DIP)
KF301 2-Pin Screw Terminal Block
KF301 two-position screw terminal block.
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Connectors
Water-Resistant 2-Pin Quick Connector
2-pin quick connectors for easy, secure, solder-free wire connections. Suitable for automotive wiring, LED strips and electrical installations. Water-resistant snap-fit design for easy installation.
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Connectors
USB 3.1 Type-C Female 4-Pin Connector with Mounting Plate
USB 3.1 Type-C female connector with a screw-mounting plate for DIY projects, repairs and power supply applications. Four-pin version suitable for charging and simple electrical connections. Compact 6.8 × 20.1 × 14.6 mm dimensions.
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Connectors
XT60/XT90 High-Current Connectors – Male / Female
High-current XT60/XT90 connectors with gold-plated copper contacts for RC models, batteries and power electronics. Low contact resistance, secure connection and high-current capability. Available as separate male and female variants.
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Step-down ICs (DIP)
L7805CV 5 V Linear Voltage Regulator, TO-220 (7–35 V Input)
The L7805CV accepts 7–35 V input and provides a regulated 5 V output at up to 1.5 A. It is supplied in the commonly used TO-220 package.
SMD LED diodes
LG 3535 3 V 1 W TV Backlight LED (20 Pieces)
SMD 3535 3 V LED diode for repairing damaged television backlights.
SMD LED diodes
LG 3535 6 V 2 W TV Backlight LED (20 Pieces)
SMD 3535 6 V LED diode for repairing damaged television backlights.
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Electronic components
LiitoKala HG2 3000 mAh 18650 Li-ion Battery
The LiitoKala HG2 3000 mAh is a high-performance lithium-ion rechargeable cell intended for a variety of applications.
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Step-down ICs
LM2596S SMD Step-Down Regulator IC (5–40 V Input)
The LM2596S 3.3 V and 5 V switching regulator ICs efficiently reduce a higher input voltage. Maximum input voltage: 40 V.
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New product
TV repair components
Mini PCB Boards for 3535 TV Backlight LED Repair, 10 pcs
Compact PCB boards for repairing television backlights using 3535 LEDs. Easy to install; options with pre-soldered LEDs may also be available for faster repairs.
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Optocouplers (SMD)
PC817 SOP-4 Optocoupler, 5 pcs
The PC817 is an optocoupler used for electrically isolated signal transmission in electronic circuits. It combines an input LED and an output phototransistor with an insulating barrier between them.
Switches (DIP)
White Rocker Switch, 3 A / 250 V, 10 × 15 mm (AC/DC)
White 10 × 15 mm switch for low-current electrical circuits, rated for up to 3 A at 250 V. Suitable for applications requiring switching of AC or DC circuits within its specified ratings.
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Capacitors (DIP)
DIP Electrolytic Capacitor Assortment – 500 Pieces (24 Values)
An assortment of 500 electrolytic capacitors in 24 values for electronics projects, circuit prototyping and repairs.
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Resistors (DIP)
Through-Hole Resistor Assortment – 2,600 pcs (130 Values)
A wide selection of resistors in various values from 1 Ω to 10 MΩ, supplied as an assortment of 2,600 pieces.
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Capacitors (SMD)
1206 SMD Capacitor Assortment – 320 Pieces
A set of 320 size-1206 SMD capacitors in 16 capacitance values, with 20 pieces of each value. Ideal for electronics projects and repairs.
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Resistors (SMD)
1206 SMD Resistor Assortment – 2,000 Pieces
An assortment of 2,000 size-1206 SMD resistors in 80 resistance values, suitable for a wide range of electronics projects.
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Capacitors (SMD)
SMD Electrolytic Capacitor Assortment – 400 Pieces (24 Values)
A set of 400 SMD electrolytic capacitors in 24 values, suitable for electronics prototyping, projects and repairs.
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Switches (DIP)
6 × 6 × 4.3 mm 2-Pin Tactile Push Buttons (20 pcs)
A two-pin momentary push button. Pressing the button connects its two terminals, completing the circuit and allowing an electrical signal to pass.
LED diodes
5 mm RGB LED, 4-Pin (Red/Green/Blue)
This versatile four-pin, 5 mm RGB LED lets you create colourful lighting effects for electronics projects, interior lighting, illuminated signs and decorations.
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SMD LED diodes
WS2812B Addressable RGB LED – 20 pcs
The WS2812B is an individually addressable RGB LED that lets you control the red, green and blue channels independently to create impressive lighting effects in your projects.
Step-down ICs
XL4015E1 SMD Step-Down Regulator IC (8–36 V Input)
The XL4015E1 is a high-performance step-down regulator with an 8–36 V input range, a 1.25–32 V adjustable output and a maximum output current of 5 A.
Step-up ICs (SMD)
XL6009E1 SMD Step-Up Converter IC (3–32 V Input)
The XL6009E1 is an integrated DC/DC step-up regulator for efficient voltage boosting, manufactured by XLSEMI.
Step-down ICs
XL6019E1 SMD Step-Up/Step-Down Converter IC (1.25–40 V Output)
Step-up and step-down voltage regulation in one IC package.
Step-down ICs
XL7015E1 SMD Step-Down Regulator IC (5–80 V Input)
High-performance XL7015E1 step-down DC-DC regulator in a TO-263 package for efficient regulation of higher input voltages. Suitable for adapters, battery chargers, LED lighting and other electronic devices.