Precision modules
for serious makers

Evaluation and breakout boards built to the standard we wished existed — clean connectors, clear indicators, proper specs.

Browse Products
⚡
Single Supply Operation
Power from a single rail wherever possible — no extra supplies to wire up
💡
Clear Indicator LEDs
Visual status indicators so you always know what's happening at a glance
📋
Documented & Supported
Every board ships with datasheets, wiring guides and Arduino examples
Products

Featured boards

Each board is designed to solve a real problem we encountered in our own projects.

LED Lollipop
KS031
LED Lollipop
16-LED WS2812B addressable RGB LED board in a lollipop shape. NeoPixel-compatible, single 5V supply, polarised XH connectors, daisy-chainable.…
WS2812B 5V Chainable
$7.00
NeoPanel
KS048
NeoPanel
24-LED addressable RGB LED panel, WS2811-driven. NeoPixel-compatible protocol, 9–14VDC input, 65×190mm. Polarised XH connectors, daisy-chainable for large LED…
WS2811 12V Chainable
$10.50
Arcade Aura 3
KS027
Arcade Aura 3
3-digit 1.5″ 7-segment display with 18 addressable RGB LEDs. Shift-register interface (74HC595 compatible), daisy-chainable. Arcade score display replacement.…
WS2812B 3.3V/5V Chainable
$21.00
DRV8870 Motor Driver
KS039
DRV8870 Motor Driver
TI DRV8870 H-bridge motor driver breakout board. Bidirectional DC motor control, adjustable overcurrent protection, LED indicators, 6.5–12V supply.…
PWM 3.3V/5V XH connector
$7.00
USB7960 USB Motor Interface
KS030
USB7960 USB Motor Interface
Control a BTS7960 motor driver from a PC over USB-C. Enumerates as a standard COM port — no…
USB-C CDC/VCP BTS7960 compatible
$8.50
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Why LEK Electronics?

Built by an engineer
who uses them

Every board on this store exists because we needed it for a real project and couldn't find a suitable, affordable option.

Clear indicator LEDs give instant status. Proper documented specs — no surprise gotchas.

About the store →
Design philosophy
01 Single supply operation wherever possible
02 Polarised connectors — no reverse insertion
03 LED indicators for power, data, and faults
04 Documented specs — no surprise gotchas
05 Worldwide shipping available
Ready to build?

All products ship worldwide

Buy via our WooCommerce store below, or directly on Tindie with buyer protection.

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