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186 products

Browse 190+ hardware components for IoT, robotics, and embedded projects. Sensors, modules, dev boards, displays, and connectors compatible with Raspberry Pi, ESP32, Arduino, and STM32. Every order ships same-day from our US warehouse.

ShillehTek 1-Channel 24V Relay Module with blue relay and screw terminals

1-Channel 12V Relay Module for Arduino & Raspberry Pi

$5.80
ShillehTek 1-Channel 24V Relay Module with blue relay and screw terminals

1-Channel 24V Relay Module for Arduino & Raspberry Pi

$6.25
ShillehTek 1-Channel 24V Relay Module with blue relay and screw terminals

1-Channel 5V Relay Board for Arduino & Raspberry Pi

$5.79
1.3 inch blue OLED display module with 4-pin connector ShillehTek

1.3" I2C Blue OLED Display Module 4-Pin SH1106

$8.99
angled view of 1.3 inch I2C white OLED display module with 4-pin SH1106

1.3" I2C White OLED Display Module 4-Pin SH1106

$8.99
Pack of common diodes including 1N5399 and FR207 in labeled resealable plastic bags

100PCS Common Diode Kit - 1N4148, 1N4007, 1N5819 & 1N5399

$9.99
110 x 136mm 6V 2W solar panel showing solar cells and wiring detail

110 x 136mm 6V 2W Solar Panel

$8.99
Black 18650 battery holder box with red and black wires, no cover, for single battery

18650 Battery Holder Box with Wire (No Cover)

$5.99
1S 3.7V 3A 2MOS BMS lithium-ion 18650 battery protection circuit board with metal tabs

1S 3.7V 3A 2MOS BMS Li-ion 18650 Battery Protection Board

$3.99
2 x 18650 battery holder box with 4 wires and DC power plug, no cover, black plastic

2 x 18650 Battery Holder Box with 4 Wires, No Cover

$4.99
ShillehTek 2-channel 24V relay module with blue relay switches on red board

2-Channel 12V Relay Module for Arduino & Raspberry Pi

$5.50
ShillehTek 2-channel 24V relay module with blue relay switches on red board

2-Channel 24V Relay Module for Arduino & Raspberry Pi

$6.50
Top view of ShillehTek 24V 2-channel relay board showing connection terminals

2-Channel 5V Relay Module for Arduino & Raspberry Pi

$6.25