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The Main difference between a Switched Mode Power Supply and an Uninteruptable Power Supply is the function.

SMPS are like a conditioner of electricity supply for a building, house, etc.

UPS are the emergency backup power supply for vital computer based systems

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βˆ™ 14y ago
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βˆ™ 10y ago

Switched mode power supply is used to lower 220/110 volt to lower level. But UPS gives power during a power shutdown.

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βˆ™ 15y ago

The Main Difference Between UPS and SMPS is that SMPS uses high frequency Transformers while UPS uses low frequency transformers.

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Q: What is difference between SMPS And UPS?
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