LED Resistor Calculator: 9 V supply, 4 LED(s) in series
Specific conversion page with reference context, calculator, and nearby values.
9 V supply, 4 LED(s) in series converts to
30 ohm
Use this as a quick reference for LED Resistor Calculator.
Value Details
Input: 9 V supply, 4 LED(s) in series
Output: 30 ohm
Browse all predefined value pages for LED Resistor Calculator
resistorPowerW: 0.012
LED Resistor Calculator
Determine safe series resistor values for LED strings.
Calculated Resistor
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Nearby Reference Values
| LED String | Resistor | Power in Resistor (W) |
|---|---|---|
| 5 V supply, 1 LED(s) in series | 145 ohm | 0.058 |
| 5 V supply, 2 LED(s) in series | 40 ohm | 0.016 |
| 9 V supply, 1 LED(s) in series | 345 ohm | 0.138 |
| 9 V supply, 2 LED(s) in series | 240 ohm | 0.096 |
| 9 V supply, 3 LED(s) in series | 135 ohm | 0.054 |
| 9 V supply, 4 LED(s) in series | 30 ohm | 0.012 |
| 12 V supply, 1 LED(s) in series | 495 ohm | 0.198 |
| 12 V supply, 2 LED(s) in series | 390 ohm | 0.156 |
| 12 V supply, 3 LED(s) in series | 285 ohm | 0.114 |
| 12 V supply, 4 LED(s) in series | 180 ohm | 0.072 |
| 15 V supply, 1 LED(s) in series | 645 ohm | 0.258 |
| 15 V supply, 2 LED(s) in series | 540 ohm | 0.216 |
| 15 V supply, 3 LED(s) in series | 435 ohm | 0.174 |
| 15 V supply, 4 LED(s) in series | 330 ohm | 0.132 |
| 24 V supply, 1 LED(s) in series | 1,095 ohm | 0.438 |
| 24 V supply, 2 LED(s) in series | 990 ohm | 0.396 |