New stepper motor cable for the most common NEMA 17 steppers found on 3D printers. Length is great for swapping to a Bowden (remote) extruder…

*** 6-PACK *** 40 Pin female header, 2 rows of 20 pins each.  2.54mm / 0.1″ spacing This header has extra long pins which is why…

***THIS LISTING IS FOR 2 (TWO) ORANGE PI ZERO BOARDS *** Note that while this is similar to the Raspberry Pi, it is not compatible…

Pack of 100 threaded inserts. These create much more convenient and professional parts than using “captive nuts” (where you have to design a slot for…

4-PACK ESP32 ESP-WROOM-32 Development Board Powerful 32-Bit microcontroller with built-in Bluetooth 4.0 (BLE) and 2.4GHz WiFi With pre-soldered breadboard headers and built-in USB-serial adapter, all you need is a…

This sensor triggers when something comes between the IR emitter and receptor.  Generally used as non-contact limit switches/endstops/proximity sensors.  Also can be used to build…

Arduino Nano compatible microcontroller board + Screw Terminal interface board These are great for securely connectinng wires, especially when using a breadboard doesn’t make sense.…

Pack of 50 threaded inserts. These create much more convenient and professional parts than using “captive nuts” (where you have to design a slot for…

Pack of 50 (Fifty) threaded inserts. These create much more convenient and professional parts than using “captive nuts” (where you have to design a slot…

*** 2 Pack *** Reed switch sensor for Arduino, STM32, ESP8266/ESP32, etc Specifications:     4-6VDC operation     LM393 Chip     Digital output (on or off)…