Convert Ampere-turns to Megaampere-turns
Convert Ampere-turns (A·t) to Megaampere-turns (MA·t) instantly and accurately.
Conversion Formula
MA·t = A·t × 1.000000000e-6
About Ampere-turns
The ampere-turn (A·t) is the SI practical unit of magnetomotive force, defined as F = N × I (turns × current). A 100-turn relay coil at 10 mA produces 1 A·t; power transformer cores typically operate at 100-1000 A·t. 1 A·t = 1 A (turn is dimensionless in SI).
About Megaampere-turns
The megaampere-turn (MA·t) equals 10⁶ A·t. Characteristic MMF of large superconducting solenoids - a 3 T MRI bore magnet requires roughly 2-5 MA·t; particle accelerator dipole bending magnets at CERN reach several MA·t. 1 MA·t = 10⁶ A·t.
Quick Reference Table
| Ampere-turns (A·t) | Megaampere-turns (MA·t) |
|---|---|
| 1 A·t | 1 × 10-6 MA·t |
| 2 A·t | 2 × 10-6 MA·t |
| 5 A·t | 5 × 10-6 MA·t |
| 10 A·t | 1 × 10-5 MA·t |
| 25 A·t | 2.5 × 10-5 MA·t |
| 50 A·t | 5 × 10-5 MA·t |
| 100 A·t | 1 × 10-4 MA·t |