Which standard defines the For indoor use only symbol?

It is listed as IEC 60417-5957.

For indoor use only symbol: outline of a house: a pitched roof with overhanging eaves, a chimney on the right-hand slope and a plain rectangular wall below — IEC 60417-5957

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Chargers and power adapters Consumer electronics

For indoor use only

Outline of a house: a pitched roof with overhanging eaves, a chimney on the right-hand slope and a plain rectangular wall below. · also called “dry rooms only”, “house symbol”, “indoor use”, “indoor use only”

What the For indoor use only symbol means

Use only indoors, in dry rooms

The power adapter or device is made only for use indoors. Use it in dry rooms and keep it away from rain, splashes and damp places; moisture getting inside can cause a short circuit or an electric shock.

Source · Manufacturer manual Medion micro audio system with voice assistant, operating instructions (English section) · checked Nov 11, 2026

Where it appears

Chargers and power adapters

IEC 60417
—This meaning

Questions about the For indoor use only symbol

What does the For indoor use only symbol mean?: The power adapter or device is made only for use indoors. Use it in dry rooms and keep it away from rain, splashes and damp places; moisture getting inside can cause a short circuit or an electric shock.
What does the For indoor use only symbol look like?: Outline of a house: a pitched roof with overhanging eaves, a chimney on the right-hand slope and a plain rectangular wall below. It is also called “dry rooms only”, “house symbol”, “indoor use” and “indoor use only”.
Which standard defines the For indoor use only symbol?: It is listed as IEC 60417-5957.

Checked against the source · Nov 11, 2026 · How we verify

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