What is Sine wave vs square wave?
Shape of the output current.
Short answer
'Modified sine' is a compromise — avoid it if you'll run a fridge or PC.
Sine wave vs square wave when buying a home inverter & battery
Shape of the output current.
Why it matters: Pure sine wave is required for fridges, computers and modern TVs; square wave hums and heats motors.
Look for: 'Modified sine' is a compromise — avoid it if you'll run a fridge or PC.
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