Buy Resistors and Diodes Online in India | StemVolt
Resistors and Diodes are fundamental passive components found in every electronics circuit. From carbon resistors and metal film resistor kits to power diodes, zener diodes, and 1N4007 diodes, these form the base of every student and maker project build in India. Best price guaranteed with fast delivery across India.
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What are Resistors and Diodes?
Resistors are passive components that limit current flow in a circuit by opposing the flow of electrons, with resistance measured in ohms. Diodes allow current to flow in only one direction and block it in the reverse. A carbon resistor uses a carbon film on a ceramic body while a power diode like the 1N4007 handles up to 1A current at 1000V reverse voltage. A common example in Indian college labs is using a 330 ohm resistor to limit current through an LED connected to an Arduino output pin.
Common Resistors and Diodes Available at StemVolt
- 10K Ohm Resistor 1/4W Carbon Film — Standard carbon resistor for pull-up, pull-down, and voltage divider circuit builds
- 330 Ohm Resistor 1/4W — Current-limiting metal film resistor for LED and indicator circuit builds on breadboard
- 1N4007 Power Diode — General purpose diode 1n4007 for rectification, reverse polarity protection, and motor freewheeling builds
- Resistor Kit Box Assorted — Mixed value resistor kit box with common ohm values for all beginner breadboard builds
- Zener Diode 5.1V — Voltage regulation zener diode price accessible for simple reference voltage and clamping circuits
- Thermistor Resistor NTC 10K — Temperature-sensitive thermistor resistor for temperature measurement and analog input sensor builds
- Also explore: Breadboards and PCBs
- Also explore: Switches – Tactile, Rocker, Limit
- Also explore: ICs and Transistors
- Also explore: Capacitors
How to Choose the Right Resistors and Diodes
Choose resistors based on resistance value, power rating, and tolerance. For most breadboard and Arduino builds, 1/4W carbon resistors cover all standard LED and pull-up applications. For higher power dissipation builds, wire wound resistors with 1W or 2W rating handle the heat. For schottky diode, the 1N4007 covers most rectification and protection needs in 5V to 12V builds. One practical tip: always buy a resistor kit box with assorted values rather than ordering individual ohm values one at a time, as having a complete range saves significant time and ordering cost across multiple projects in your lab.