1K Ohm Resistor

The 1K Ohm Resistor is one of the most commonly used resistors in electronics. It is used to control current flow, divide voltage, protect components, and build basic circuits.

This resistor is useful for breadboard experiments, Arduino projects, PCB circuits, sensor modules, LED circuits, and general electronics prototyping.

Key Features

• Resistance value: 1K Ohm / 1kΩ
• Commonly used in electronics circuits
• Suitable for breadboard and PCB use
• Useful for current limiting and voltage divider circuits
• Easy to use for beginners and students
• Good for Arduino, robotics, and DIY electronics projects

Common Applications

• LED current limiting
• Pull-up and pull-down resistor circuits
• Voltage divider circuits
• Arduino and microcontroller projects
• Sensor interfacing
• Breadboard experiments
• PCB prototyping
• School and college electronics projects

Color Code

For a common 1K Ohm resistor, the color code is usually:

• Brown
• Black
• Red
• Gold

This represents 1kΩ with common tolerance.

Usage Note

Always check the resistor value before use, especially when using it in sensitive circuits. A 1K resistor is commonly used with LEDs, signal lines, sensors, and basic microcontroller circuits.

Recommended Product

If you are using this resistor with Arduino, you can also check:

Arduino Uno R3 Development Board ATmega328P

Package Includes

• 1 × 1K Ohm Resistor