Convert Kiloamperes per metre to Amperes per inch

Convert Kiloamperes per metre (kA/m) to Amperes per inch (A/in) instantly and accurately.

Kiloamperes per metre (kA/m)
Amperes per inch (A/in)

Conversion Formula

A/in = kA/m × 25.4

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 Amperes per inch

The ampere per inch (A/in) equals 1/0.0254 A/m ≈ 39.370 A/m. Standard unit in US magnetic core and inductor datasheets from manufacturers like Magnetics Inc. and Ferroxcube; B-H curves and core loss specifications for powder cores and ferrites are commonly plotted in Oe (H-axis) or A/in in North American catalogs. 1 A/in = 1/0.0254 A/m ≈ 39.37 A/m.

Quick Reference Table

Kiloamperes per metre (kA/m)Amperes per inch (A/in)
1 kA/m25.4 A/in
2 kA/m50.8 A/in
5 kA/m127 A/in
10 kA/m254 A/in
25 kA/m635 A/in
50 kA/m1270 A/in
100 kA/m2540 A/in

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