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... Watt per square meter = ... Watt per square inch

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Watt per square meter to Watt per square inch Converter

Use this page to convert watt per square meter values into watt per square inch, with background details, formulas, a worked example, and a quick conversion table.

Conversion formula

1 W/m^2 = 0.00064516 W/in^2

1 W/in^2 = 1,550.0031000062 W/m^2

Example: 500 W/m^2 = 0.32258 W/in^2

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Watt per square meter

Watt per square meter expresses heat flow rate through or across a unit area.

History: This SI expression became the standard heat flux density reference in heat transfer and radiation work.

Current use: It is used in thermal engineering, building science, solar radiation, electronics cooling, and process design.

Also written as W/m^2.

Watt per square inch

One watt per square inch is equal to 1550.0031000062 watts per square meter.

History: Square-inch forms are common in US engineering and electronics thermal specifications.

Current use: This unit is useful for heat sink, electronics, and equipment specifications using inch-based areas.

Also written as W/in^2.

Watt per square meter to Watt per square inch table

Watt per square meter [W/m^2]Watt per square inch [W/in^2]
0.01 W/m^20.0000064516 W/in^2
0.1 W/m^20.000064516 W/in^2
1 W/m^20.00064516 W/in^2
2 W/m^20.00129032 W/in^2
5 W/m^20.0032258 W/in^2
10 W/m^20.0064516 W/in^2
20 W/m^20.0129032 W/in^2
50 W/m^20.032258 W/in^2
100 W/m^20.064516 W/in^2

Frequently asked questions

  • How many Watt per square inch (W/in^2) are in one Watt per square meter (W/m^2)?

    One Watt per square meter equals 0.00064516 Watt per square inch.

  • How do you convert Watt per square meter to Watt per square inch?

    Multiply the Watt per square meter value by 0.00064516 to get the result in Watt per square inch.

  • How do you convert Watt per square inch back to Watt per square meter?

    Multiply the Watt per square inch value by 1,550.0031000062 to get back to Watt per square meter.

  • What is 500 Watt per square meter in Watt per square inch?

    500 Watt per square meter equals 0.32258 Watt per square inch.