2PAK:WW-2KZU-9
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43153526-2PAK:WW-2KZU-9
150W 21V 471-033 GX5.3 MR16
The current rating of a contact is defined as the current level that creates a certain temperature rise of the contact spring — usually 20°C or 30°C. Both electrical and thermal factors govern the heat created by the current.