Hour to Second

Convert hours to seconds instantly. 1 h = 3600 s. Free browser-based converter — no signup.

h → s

1 h = 3600 s

From

1 h = 3600 s

Use this exact relationship: 1 h = 3600 s. UnitNest converts through a standard base unit for the time category.

1 hours = 3600 seconds. Change the input above to convert any value; results update instantly in your browser.

Need the other direction? Convert Second to Hour.