Prototyping

Miniature surface mount momentary button. These are great, low-profile momentary switches. Perfect as a tactile reset switch. Rated up to 50mA. ...

These 7" long stainless steel D-Shafts have a diameter of ¼". The flat edge that runs the length of the shaft makes it an ideal drive shaft, when u...

These 5" long stainless steel shafts have a diameter of 3/16". These shafts are solid, which makes them an ideal choice for axles. These shafts hav...

This is a white spiral cable guide. This spiral makes it very easy to control your cables after they've already been plugged in, or when you hav...

Three pin JST connector with red, black, and yellow colors. 5 inch wire outs. This cable comes fully assembled as shown and connects directly to...

This is a high quality PEEK insulator and PTFE-PFA adapter for isolating the heat generated from the heater block of a 3D printer's extr...

This is a 10-pack of 20MHz resonators in a tiny SMD package. Resonators function like crystals but stick closer to their specified frequency over a...

These are very thin variable potentiometers. By pressing down on various parts of the strip, the resistance linearly changes from 100Ohms to 10,...

Every laser needs a holder! This custom designed plastic mount fits the SparkFun flat laser modules. Insert the module into the mount and the laser...

This is a simple two wire cable. Great for jumping from board to board. 2-pin JST connector on one end, bare cable on the opposite end. Dimensions...

These 4" long stainless steel D-Shafts have a diameter of ¼". The flat edge that runs the length of the shaft makes it an ideal drive shaft, when u...

These plastic shaft spacers have an inner diameter of 1/2” and a thickness of 1/16”. These spacers are ideal for spacing out an area between a bear...

These 12" long aluminum tubes have an outer diameter of ½", an inner diameter of 0.444", and a wall thickness of 0.03". When used with the mating t...

Add printing capability to any microcontroller project with just the innards of a thermal printer. Thermal printers are also known as receipt print...

Two pin, compact surface mount connector. We really like the solid locking feeling and high current rating on these small connectors. Documents: ...

These smooth (round) belts have a Durometer hardness of A70 and can withstand temperatures from -35 to 250 degrees F. Their elastic nature allow...

The MAX31820 ambient temperature sensor provides 9-bit to 12-bit Celsius temperature measurements with ±0.5°C accuracy over a +10°C to +45°C temper...

These set screw hubs make it capable to connect a micro gearmotor with a 3mm bore to a precision disk wheel or other object with a 0.77" hub pat...

An empty canvas for electrical enthusiasts! Designed to fit the SFE project enclosures this project board gives you 8x10cm (3.15x3.94") of build...

This is a simple two wire cable. Both ends have a 2-pin 0.1" pitch female connector. Dimensions: 130mm length

This single-pole, double-throw (SPDT) momentary switch can be used as a general-purpose micro switch, but the long lever arm makes it especially us...

Miniature Single Pole Single Throw switches. These are high quality Omron type B3F momentary on switches. This switch has a very large 10mm tall bu...

This miniature single-pole, double-throw (SPDT) momentary switch can be used as a general-purpose micro switch or as a small tactile bump sensor fo...

Overview The Pololu Simple Motor Controllers are versatile, general-purpose motor controllers for brushed, DC motors. A wide operating range of up...