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1-phase Blauberg STR-1 Auto transformer 5-Step Extractor Fan Speed Controller
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1-phase Blauberg STR-1 Auto transformer 5-Step Extractor Fan Speed Controller
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1-phase Blauberg STR-1 Auto transformer 5-Step Extractor Fan Speed Controller
What is Auto-transformer Starter,Working principle,diagram,advantages
Transformer fan speed controller 1,5 A | Low to high
