Other passive and active components and hardware for building electronic circuits.
Code: SKU-001179
This 0.012" Muscle Wire® (aka shape memory Nitinol) is a one foot long piece of nickel-titanium alloy that can flex and contract when a specific amount of heat or current is applied to it. More Details...
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Code: SKU-000009
These are high quality Single Pole - Double Throw (SPDT) sealed relays. Use them to switch high voltage and/or high current devices.This relay's coil is rated up to 12V with a minimum switching voltage of 5V. More Details...
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Code: SKU-000831
These are massive single pole - double throw (SPDT) sealed relays. This means that when current is applied to the coil it throws a simple changeover switch terminating the connection from the NC contact to ground and closing the NO contact. More Details...
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Code: SKU-000174
This is a handy little device that can save your system from smoking. A resettable fuse (also known as a PTC) is a resistor that has very unique properties. More Details...
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Code: SKU-000179
1/6th Watt +/- 5% tolerance PTH resistors. Commonly used in breadboards and perf boards these 330Ohm resistors make excellent LED current limiters and are great for general use. Need more than one? Checkout our bags of resistors. More Details...
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Code: SKU-001026
These tiny little black anodized heatsinks are perfect for cooling off small surface-mount components such as the Allegro A4983 stepper driver. Note: We ship these as singles More Details...
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Code: SKU-000726
Simple breakout board for the 3.5mm audio jack. Use this breakout (shipped bare) to allow breadboard or SIP access to the super-common 3.5mm audio jack. All five pins are broken out. Note: You get the bare PCB only check below for the Audio Jack. More Details...
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Code: SKU-002186
The SparkFun Discrete Semiconductor Kit addresses your needs of only needing one or a couple transistors without you needing go and order a one transistor. More Details...
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Code: SKU-005239
Thermoelectric coolers (TEC or Peltier) create a temperature differential on each side. One side gets hot and the other side gets cool. Therefore, they can be used to either warm something up or cool something down, depending on which side you use. More Details...
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