Progress Bar

Skip to main content

Jaycar

Components & Electromechanical

Components & Electromechanical

Resistors

Resistors

Capacitors

Capacitors

Optoelectronics (LEDs & Lighting)

Optoelectronics (LEDs & Lighting)

Semiconductors

Semiconductors

Relays

Relays

Heatsinks & Fans

Heatsinks & Fans

Fuses & Circuit Protection

Fuses & Circuit Protection

Switches

Switches

Equipment Knobs

Equipment Knobs

Other Components

Other Components

Featured Products

$2.95

Available for delivery

$0.65

Available for delivery

$0.85

Available for delivery

$0.35

Available for delivery

$1.35

Available for delivery

MES Globe Holder

CAT.NO: SL2658

$1.95

Available for delivery

$1.60

Available for delivery

BD681 NPN Transistor

CAT.NO: ZT2193

$2.95

Available for delivery

$2.75

Available for delivery

$0.68

Available for delivery

$9.95

Available for delivery

$5.75

Available for delivery

$0.65

Available for delivery

$0.65

Available for delivery

BT137F 600V 8A TRIAC

CAT.NO: ZX7149

$5.50

Available for delivery

Halogen Lamp Base

CAT.NO: SL2735

$6.95

Available for delivery

$0.65

Available for delivery

$1.45$1.65
Save $0.20

Available for delivery

$0.95

Available for delivery

$0.75

Available for delivery

Discover Electromechanical Components

In DIY projects and professional builds, Jaycar stands as a beacon for enthusiasts and experts alike, offering an unparalleled selection of electromechanical components. Our inventory is a treasure trove, from reliable switches that act as gatekeepers of electrical circuits to semiconductors, the cornerstone of modern electronics. For those looking to dissipate heat effectively in their designs, our heatsinks and fans provide the perfect solution, ensuring your projects remain cool under pressure. This dedication to supplying cutting-edge products empowers creators, helping bring even the most ambitious projects to life.

Illuminating Projects with LEDs and Optoelectronics

Illuminate your creativity with our vast array of optoelectronics, LEDs, and lighting solutions. Our Optoelectronics & LEDs Lighting section is where innovation meets practical application, enabling you to add visual impact to any project. Whether you’re designing a sophisticated device requiring precise light sensors or a custom lighting setup for visual flair, we’ve got you covered. These electrical components enhance the aesthetic appeal and increase the functional value of your creations, offering versatility and efficiency in every LED and sensor.

Powering Through with Capacitors and Circuit Protection

Electrical projects demand precision, safety, and reliability, qualities our capacitors and circuit protection devices embody. Browse our Capacitors for components that store and release electrical energy with remarkable efficiency. Simultaneously, our Fuses & Circuit Protection ensures your projects stand the test of time, safeguarding against unexpected surges and shorts. By incorporating these critical components, hobbyists and professionals can achieve optimal performance and durability in their electronic ventures.

Ensuring Integrity with Relays and Resistors

At the heart of countless electronic circuits lie the unsung heroes: relays and resistors. Our Relays serve as pivotal switches, controlling the flow of electricity in myriad applications with unmatched precision. Meanwhile, our Resistors offer a glimpse into the backbone of circuit design, providing the necessary resistance to shape electrical currents. These electrical components are indispensable for anyone aiming to construct or repair electronics confidently, ensuring every project's success from the ground up.

FAQs

How do I choose the right capacitor for my project?

Selecting the appropriate capacitor involves understanding your circuit's voltage and capacitance requirements. Capacitors vary in type and size, each suited for different applications, ensuring your project operates smoothly.

What's the difference between active and passive components?

Active components, like semiconductors, require a power source to operate and can amplify signals. Passive components, such as resistors and capacitors, do not introduce energy into the circuit but help manage the existing electrical flow.

Can I use any switch for my electronic device?

Switches come in various types, each designed for specific functions and power ratings. Matching the switch to your device's requirements is crucial for safety and functionality, emphasising the importance of careful selection.

Why are heatsinks and fans important in electronics?

Heatsinks and fans play a vital role in preventing overheating in electronic devices. They dissipate excess heat, ensuring components operate within safe temperature ranges, thus prolonging device lifespan and enhancing performance.