Convert Kiloamperes per metre to Oersteds
Convert Kiloamperes per metre (kA/m) to Oersteds (Oe) instantly and accurately.
Conversion Formula
Oe = kA/m × 12.56637061
About Kiloamperes per metre
The kiloampere per metre (kA/m) equals 10³ A/m. The primary practical unit for strong magnetic fields - MRI scanner bore fields of 1-3 T correspond to 800 kA/m-2.4 MA/m in free space; coercivity of hard ferrite permanent magnets (ceramic) is 150-300 kA/m; NdFeB magnets have coercivity 900-2000 kA/m. 1 kA/m = 10³ A/m ≈ 12.566 Oe.
About Oersteds
The oersted (Oe) equals exactly 1000/(4π) A/m ≈ 79.577 A/m, the CGS unit of magnetic field strength named after Hans Christian Ørsted. Still widely used in permanent magnet characterisation (NdFeB, SmCo, AlNiCo), magnetic recording, and older MRI literature. Earth's surface field is ≈ 0.5 Oe; a typical speaker magnet ≈ 5000 Oe. 1 Oe = 1000/(4π) A/m.
Quick Reference Table
| Kiloamperes per metre (kA/m) | Oersteds (Oe) |
|---|---|
| 1 kA/m | 12.5664 Oe |
| 2 kA/m | 25.1327 Oe |
| 5 kA/m | 62.8319 Oe |
| 10 kA/m | 125.664 Oe |
| 25 kA/m | 314.159 Oe |
| 50 kA/m | 628.319 Oe |
| 100 kA/m | 1256.64 Oe |