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Convert ohms to kilohms instantly. Essential for electronics, circuit design, and electrical engineering applications.
kΩ = Ω ÷ 1000
Ω = kΩ × 1000
| Ohms (Ω) | Kilohms (kΩ) |
|---|---|
| 1 | 0.001 |
| 10 | 0.01 |
| 100 | 0.1 |
| 500 | 0.5 |
| 1,000 | 1 |
| 2,200 | 2.2 |
| 4,700 | 4.7 |
| 10,000 | 10 |
| 22,000 | 22 |
| 47,000 | 47 |
| 100,000 | 100 |
| 220,000 | 220 |
| 470,000 | 470 |
| 1,000,000 | 1000 |
The ohm (symbol: Ω) is the SI unit of electrical resistance, named after German physicist Georg Ohm. It measures how much a material opposes the flow of electric current. One ohm is defined as the resistance between two points when a constant potential difference of one volt produces a current of one ampere. Ohms are fundamental in circuit design and electronic component specifications.
A kilohm (kΩ) is a unit of electrical resistance equal to 1,000 ohms. The prefix "kilo" means thousand, making kilohms convenient for expressing larger resistance values commonly found in electronic circuits. Many resistors used in everyday electronics, such as those in amplifiers, sensors, and digital circuits, have resistance values measured in kilohms. This unit simplifies calculations and component labeling in circuit diagrams.
Converting ohms to kilohms is straightforward:
Example: 4,700 Ω ÷ 1,000 = 4.7 kΩ
There are 1,000 ohms in one kilohm. The prefix "kilo" represents a multiplier of 1,000, so 1 kΩ = 1,000 Ω. This conversion is exact and consistent across all measurement systems.
To convert 2200 ohms to kilohms, divide by 1,000: 2200 Ω ÷ 1,000 = 2.2 kΩ. This is a standard resistor value commonly used in electronics, often color-coded as red-red-red or marked as "2.2K" on schematics.
Kilohms make large resistance values easier to read and work with. Writing "4.7 kΩ" is simpler than "4,700 Ω" and reduces errors in circuit design. Most electronic components have values in the kilohm or megohm range, making kΩ the practical choice for everyday electronics work.
Common resistor values include 1 kΩ, 2.2 kΩ, 4.7 kΩ, 10 kΩ, 22 kΩ, 47 kΩ, and 100 kΩ. These follow the E12 or E24 standard series and are readily available in most electronics kits. The 10 kΩ resistor is particularly popular for pull-up resistors and general-purpose applications.
Yes, most digital multimeters can measure resistance in kilohms. Simply set the meter to the kΩ range and connect the probes to the resistor. The display will show the resistance directly in kilohms. Some meters automatically select the appropriate range for the measurement.
Using ohms instead of kilohms (or vice versa) in calculations will result in errors by a factor of 1,000. This could lead to incorrect component selection, circuit malfunction, or component damage. Always verify your units when performing electrical calculations and designing circuits.