BEST SELLERS

Fascinating mini Tesla Coil kit is great for educational demonstrations and entertainment purposes. Produces a high-voltage,...

12 Vdc, 88 ohm coil. Contacts rated 40A. Plastic enclosed relay, 1.1" x 1.2" x 1" high. Plastic flange for bulkhead...

A must for testing small, in-circuit components. Shrouded banana plugs fit most test meters. Tweezer marked with + and -...

5 wire socket with two 18 AWG leads and three 14 AWG leads.

Digital module can be programmed to turn equipment on or off at specific, pre-set temperatures. Also has hysteresis...

Monitor battery usage in lead-acid and lithium-ion batteries. LCD displays percentage of voltage remaining in numerical and...

Controls the speed of a DC motor using Pulse-Width-Modulation (PWM). An efficient method of changing the speed of a DC motor...

Model: PS-2.1-12-3-DC-U-S. Input: 100-120V. 50/60 Hz, 0.8A. Output: 12V, 3A. Table-top style supply, 4.42" x 2.12" x 1.35"...

Keep a good selection of LEDs on hand for whatever your project might require. Red, Green, Blue, Yellow (Amber) and White 3mm...

3 in 1 module -- clock, thermometer, voltmeter, using the DS3231 chip. Can display any one or cycle through all three. Power...

3-digit LED voltmeter for 0-100VDC range. 0.28" digits on a 0.89" x 0.39" display. Red digits on black background. Three wire...

Used to suppress RFI, EMI and unwanted spurious signals. Easy to install. Self-locking plastic snap sleeve holds ferrite form...

Normally closed shunt opens when plug is inserted. 2.1 mm mates with CAT# DCSID. Panel mount....

Black ABS plastic project enclosure. Interlocking lid secured with self-tapping screws. Interior slots for pc boards. Outside...

We just received a bunch of these Micro-USB to USB cables, and we'd like to move them. One of the most popular charge and...

Mating pair of polarized multi-pin connectors with wire leads. Pins on 2.5mm centers. Black nylon housing with release on...

Handy device for testing LEDs (2-150mA). Simply plug your LED into the correct holes and push the button to test its...

Snagless molded RJ45, 350Mhz, UTP, Pure Bare Copper stranded 24AWG, Blue.

Rated: 2 Amp 250 Vac, 5 Amp 120 Vac. Solder lug terminals. 6mm threaded bushing. 0.43" long handle....

This little device converts 3.7 Volts to approximately 18,000 Volts. The main component in a taser/ stun gun, it creates...

Spade terminal for # 6 stud, insulated for 22-18 wire.

Design and change circuits quickly and cleanly. Breadboards accommodate all sizes of dips and discrete components with lead...

Normally open switch with 1/4" bushing and red plastic button. Ideal for most low current projects....

Solid, spring-action clip with screw. 5mm cable access hole can connect to banana plug test lead....

Holder for 2 AA size batteries. 2.25" long x 1.25" x 0.61" high. Unbreakable black plastic. 6" wire leads....

Earthtronics Model TLP250K3X3. 120 VAC, 60Hz, 0.029A, 1.6W. Color temperature: 5000K "Cool-white". Nice-looking white...

New gear head motor prepped with an arm that rotates an offset axle in a 1" circle. Can be used to facilitate reciprocating...

Controllable laser module can be used as a trip wire for theft detection or for optical effects. 650nM red laser. Operating...

70" two-conductor power cord with on-off rocker switch mid-way. Molded, polarized AC plug. Black SPT-2 18 AWG zip cord rated...

The Uno R3 board contains everything needed to support the onboard ATmega328 microcontroller; simply connect it to a computer...

2.1mm ID co-ax plug on two 4" wire leads terminate to 9 volt T-type battery snap.

8 pin DIP

For easy removal of parts from P.C. boards. Top quality solder wick. 5 feet per spool. 1/16" wide....

Cree # C4SMK-BJF. Very pretty, high-brightness oval LED. 4mm aqua-blue diffused lens in off-state. Darker blue when lit....

Strong neodymium magnet. 20mm diameter x 4mm thick. 5mm hole beveled to 10mm for countersunk #8 screw....

Hennkwell# PZ22GR9120R-084BBH. Good quality 22mm diameter planetary gear brush motor. Smooth, quiet operation. Wide...

Mating, weather-resistant polarized connectors. 12" red and black 18 gauge stranded wire leads....

Mini DC gear motor, ideal for robotics. Light weight, high torque and low RPM. Model: GA12-N20 Rated Voltage: 3-12V Speed:...

Screw-style cap. Fits standard AGC, 3AG 0.25" x 1.25" (5-6mm diameter x 32mm long) cartridge fuses. 0.58" (15mm) diameter...

Bright 5mm round red LED with built-in resistors for 12Vdc, 12mA operation. No external resistor required. Works well on...

Cut tape packaging.

Illuminated multi-power head magnifier keeps your hands free while enhancing your vision. 2 led bulbs with tilt and angle...

Leviton# 1374-001 or equiv. Black, three-conductor outlet. Snap-mounts in 1" square cutout. Rated 15 Amps @ 125Vac. Two 6"...

Small, painfully-loud two-tone piezo siren for auto or home security devices. Operates 6-12 vdc, 110 ma. 108dB output (30cm)....

We have a huge quantity of these nice, 24 x 1 character LCDs, which is why we can offer them at such an amazing price. This...

Hard rubber equipment foot, 1.46" diameter x 0.59" high. Countersunk, metal-reinforced hole for #8 screw. Black....

SICK Optics WS15-D1130 / WE15-A1130. Photo-electric sender and receiver pair detects the presence of an object when the beam...