Resistor 390Ω 0.5W (1/2 Watt)
Prices updated: 13 Oct 2026
Compare prices
| Store | product | Price | View in store |
|---|---|---|---|
 Microohm | Resistors 390 OHM 1/2 Watt 390Ω 0.5W | 0.25 EGP0.4 | View in store |
Price history
Lowest daily price, last 90 days
Lowest price recorded: 0.25 EGP
About this product
A 390 Ω fixed resistor rated for 0.5 W (half-watt). It is commonly used for current limiting, such as in LED circuits, as well as voltage division and biasing in breadboard and PCB projects. At full rated power, the current through it is about 35.8 mA.
Specifications
- Resistance
- 390 Ω
- Resistance in ohms
- 390 Ω
- Power rating
- 0.5 W (1/2 W)
- Current at rated power (calculated)
- ≈ 35.8 mA
- Voltage at rated power (calculated)
- ≈ 14.0 V
Frequently asked questions
What is the price of Resistor 390Ω 0.5W (1/2 Watt) in Egypt?
Resistor 390Ω 0.5W (1/2 Watt) currently costs 0.25 EGP in Egypt.
Where can I buy Resistor 390Ω 0.5W (1/2 Watt) in Egypt?
Resistor 390Ω 0.5W (1/2 Watt) is available from Microohm. Compare the offers above to find the best price.
How do I check that this resistor can handle my circuit?
Calculate the power across it with P = V²/R or P = I²R, using the voltage or current in your circuit. Keep the result comfortably below the 0.5 W rating.
Does this resistor have a polarity or a direction?
No. Resistors are non-polar, so either lead can go in either hole without affecting the circuit.