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Piezo Electronic Alarm Buzzer with Leads - 1.5V
Great buzzer for science fair projects and Morse code circuits. Optimal for 1.5V - single AA or AAA battery.
Item#: 13409 Age: 14+
(8 customer reviews)
Piezo Electronic Alarm Buzzer with Leads - 3V
Use this 3V buzzer in your next school science project. Great for Morse code or wire buzzer circuits. Just add a two AA battery 3V holder.
Item#: 14845 Age: 13+
(2 customer reviews)
Piezo Electronic Alarm Electronic Buzzer with Leads - 6V
Great buzzer for science projects and toys. Optimal for 6V DC (4 x AA batteries or use a 5V USB power supply.)
Item#: 17293 Age: 14+
4 Blade Propeller - 56mm
Blue 4-blade propeller fan for use with mini DC motors.
Item#: 16759 Age: 14+
Piezo Electronic Alarm Buzzer with Leads - 9V
Need a mini buzzer for a 9V battery? This one is great for your Morse code or wire buzzer science fair projects.
Item#: 15858 Age: 14+
(2 customer reviews)
Mini Hobby Speaker - 2 inch 4 Ohms
Great hobby projects mini-speaker! It is only 2 inch in size but it packs a powerful sound with deep base. Add it to your next radio electronics project.
Item#: 14665 Age: 18+
(4 customer reviews)
100 Assorted LEDs Pack - 5mm
This pack includes 100 assorted 5mm LEDs. There are 20 of green, red, yellow, blue and white.
Item#: 16259 Age: 14+
(1 customer reviews)
Reed Magnetic Switch
This small magnetic switch will close its connection when you place a magnet next to it. Great for hobby electronics and science projects.
Item#: 16482 Age: 14+
(1 customer reviews)
Neon Bulb - 6mm x 16mm - for Electro-Static Experiments
Neon bulb can be powered by the static electricity built up in your body, or by the charge from a plasma ball, Van de Graff generator, or Wimshurst machine
Item#: 16087 Age: 14+
(2 customer reviews)
Green Neon Bulb - 6mm x 16mm - for Electro-Static Experiments
This Green Neon bulb can be powered by the static electricity built up in your body, or by the charge from a plasma ball, Van de Graff generator, Wimshurst machine or Tesla Coil.
Item#: 16875 Age: 14+
Blue Neon Bulb - 6mm x 16mm - for Electro-Static Experiments
This Blue Neon bulb can be powered by the static electricity built up in your body, or by the charge from a plasma ball, Van de Graff generator, Wimshurst machine or Tesla Coil.
Item#: 16874 Age: 14+
(1 customer reviews)
Mini Electromagnet Solenoid Coil
This handy electromagnet is excellent for classroom demos or science fair projects. It will deflect a compass needle even when powered with a single AA battery!
Item#: 17205 Age: 14+
Photoresistor GL5516
Great for light sensor electronic circuits, for Arduino modules, robots, and more.
Item#: 16690 Age: 18+
1K Potentiometer - 16mm
This linear potentiometer is commonly used to adjust voltage in an electronic circuit.
Item#: 17080 Age: 14+
PN2222A Transistor
Use this PN2222A transistor for a variety of electronics applications!
Item#: 14791 Age: 14+
1F 5.5V Super Capacitor
Great super capacitor for physics and electronics experiments.
Item#: 16888 Age: 18+
(1 customer reviews)
Round Piezo-Electric Buzzer - 3V to 24V
This versatile piezo-electric buzzer can be used in a variety of electronic circuits.
Item#: 17338 Age: 14+
Rainbow Bamboo Toothbrush
Great for toothbrushing or creating brush bots and other science or craft projects.
Item#: 17392 Age: 13+
500F 2.7V Super Capacitor
One of the largest capacitors available on the market today: at 500 Farads, they don’t get much bigger than this.
Item#: 16991 Age: 18+
LED - Red 5mm 635nm 2.6V
Use this red LED light for your next science project!
Item#: 13956 Age: 13+
Mini Hobby Speaker - Flat 36mm 8ohm 0.5W
This affordable mini hobby speaker with great for various science and electronics projects such as AM/FM radios, amplifiers, sirens, etc.
Item#: 16760 Age: 14+
Electromagnet Solenoid - 3V 25N
This small but powerful electro-magnet can lift up to 2.5kg with only 3V power (two AA batteries)!
Item#: 16661 Age: 14+
(1 customer reviews)
Micro Speaker - 8ohm 1W with leads
Excellent miniature speaker for a variety of hobby or electronic projects
Item#: 16321 Age: 14+
Peltier Thermo-Electric Cooling Module - 12V
Use this thermo-electric cooling module for a variety of applications!
Item#: 14916 Age: 14+
(2 customer reviews)
10 pack Piezo Electronic Alarm Buzzers with Leads - 1.5V
Save with this pack of 10 buzzers. 1.5 Volts DC 400Hz. Works off of a single AA battery. Great for Morse code of buzz wire circuits.
Item#: 16239 Age: 14+
(5 customer reviews)
Subwoofer Speaker
This subwoofer speaker is a great addition to your home theater!
Item#: 14669 Age: 18+
LED - Green 5mm 565nm 2.6V
Use this green LED light for your next science project!
Item#: 13955 Age: 13+
100 Ohm 10W Ceramic Resistor
This powerful 10 W 100 Ohm ceramic resistor can be used on ends of power supplies to prevent failure due to short circuit, and more.
Item#: 17099 Age: 18+
10 pack Piezo Electronic Alarm Buzzers with Leads - 3V
Save with this pack of 10 buzzers. 3 Volts DC 400Hz. Just add a two AA battery holder. Great for Morse code circuits.
Item#: 16449 Age: 14+
10 pack Piezo Electronic Alarm Buzzers with Leads - 9V
Save with this pack of 10 buzzers. 9 Volts DC 400Hz. Works with a standard 9V battery. Great for Morse code or buzz wire circuits.
Item#: 16450 Age: 13+
Diode Bridge Rectifier Module - KBPC3510 - 35A 1000V
This all-in-one diode bridge rectifier can convert AC to DC at up to 1000 V and 35 A.
Item#: 17350 Age: 18+
Super-Loud 120dB Car Alarm Buzzer - 6V to 12V DC
You can use this 120 dB buzzer in a car and home alarms or any electronic circuit requiring a loud buzzer.
Item#: 17383 Age: 18+
400 Resistors Assortment Set for DIY Electronics - 20 Values 1/4W
This affordable resistor assortment set includes twenty different commonly used values.
Item#: 17390 Age: 18+
1N4001 Diode - 1A 50V
This handy general-purpose diode can withstand up to 50V at 1A current; great for use in a variety of hobby electronic projects
Item#: 16431 Age: 18+
(3 customer reviews)
Adjustable Red Laser Module - Dot 650nm 5mW
This high-quality red laser module has an adjustable focus lens and operates on 3 to 6V DC.
Item#: 15879 Age: 18+
600 Resistors Assortment Set for DIY Electronics - 1/4 W 30 Values
This affordable resistor assortment set includes thirty commonly used values x 20 pieces for each value.
Item#: 17384 Age: 18+
450 Ceramic Capacitors Assortment Set for DIY Electronics - 15 Values
This affordable ceramic capacitor assortment set includes fifteen different commonly used values x 30 pieces for each value.
Item#: 17385 Age: 18+
600 Transistors Assortment Set for DIY Electronics - 15 Values TO92
This affordable transistor set includes fifteen commonly used types (NPN and PNP) x 40 pieces for each value.
Item#: 17386 Age: 18+
Assorted Transistors Set - 100 pcs
Use these transistors for a variety of electrical applications!
Item#: 14922 Age: 14+
LEDs Set - Assorted 80pcs
Use this set of LEDs for a variety of electrical applications!
Item#: 14784 Age: 14+
Miniature Relay
You can use this miniature relay for your next electronics science project!
Item#: 14786 Age: 14+
