Convert Inverse minutes (ISO) to Kilorevolutions per minute

Inverse minutes (ISO) → Kilorevolutions per minute
min⁻¹ × 0.001 = krpm krpm × 1000 = min⁻¹

To convert inverse minutes (iso) (min⁻¹) to kilorevolutions per minute (krpm), multiply the inverse minutes (iso) value by 0.001. 1 min⁻¹ = 0.001 krpm, and 1 krpm = 1000 min⁻¹. The conversion is a linear scaling with no offset, so the same factor applies to any value.

Going the other way? Convert krpm to min⁻¹.

min⁻¹ to krpm table
Inverse minutes (ISO) (min⁻¹) Kilorevolutions per minute (krpm)
0.1 min⁻¹ 0.0001 krpm
0.5 min⁻¹ 0.0005 krpm
1 min⁻¹ 0.001 krpm
2 min⁻¹ 0.002 krpm
5 min⁻¹ 0.005 krpm
10 min⁻¹ 0.01 krpm
20 min⁻¹ 0.02 krpm
50 min⁻¹ 0.05 krpm
100 min⁻¹ 0.1 krpm
500 min⁻¹ 0.5 krpm
1000 min⁻¹ 1 krpm
Common rotational speed ranges
Typical real-world values (rpm)
Application Typical range
Large servo motor 500 – 2,000 rpm
Standard servo motor 2,000 – 6,000 rpm
High-speed spindle 10,000 – 60,000 rpm
Micro motor (dentistry) 50,000 – 300,000 rpm