Use this free online calculator to convert U to Millimeter instantly. This all length conversions conversion tool provides accurate results for all your measurement needs.

Quick Reference

1 U = 44.4500 Millimeter

1 Millimeter = 0.022497 U

U to Millimeter Conversion Formula

To convert U to Millimeter, multiply by 44.4500.

Millimeter = U × 44.4500

U = Millimeter × 0.022497

To convert Millimeter back to U, divide by 44.4500 (or multiply by 0.022497).

About These Units

About U

The U is a unit of distance used to measure the height of the standard racks in which audio, video, or computer components are mounted. 1U is equal to 1.75 inches (44.45 millimeters), so that, for example, a 2U component is 3.5 inches high, and a 22U rack houses a stack of components 38.5 inches high.

About Millimeter

1 millimetre = SI unitsrn1×10-3 m 0.1 cm The millimetre (American spelling: millimeter, symbol mm) is a unit of length in the metric system, equal to one thousandth of a metre, which is the current SI base unit of length.

U to Millimeter Conversion Table

U	Millimeter	Millimeter	U
0.1	4.4450	0.1	2.250e-3
0.5	22.2250	0.5	0.011249
1	44.4500	1	0.022497
2	88.9000	2	0.044994
5	222.2500	5	0.112486
10	444.5000	10	0.224972
20	889.0000	20	0.449944
25	1111.25	25	0.562430
50	2222.50	50	1.1249
100	4445.00	100	2.2497
250	11112.50	250	5.6243
500	22225.00	500	11.2486
1000	44450.00	1000	22.4972

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