Pure Sine Wave Inverter vs Regular: A Clear Comparison
Both pure sine wave inverters and regular (square wave) inverters serve specific needs, but their performance varies significantly. A pure sine wave inverter is the ideal choice
If you answered yes to either of the first two questions, you may need a pure sine wave inverter. If you answered yes to either of the second questions, then you may be fine without one. Pure sine wave inverters deliver "cleaner" A/C power, but they cost a lot more than modified sine wave inverters. GNK82 / E+ / Getty Images
A sine inverter takes the DC output of your solar array, converts it to AC, and does so in a way which replicates as closely as possible the pure sine wave of grid power alternating current. Moreover, pure sine wave inverters amplify the converted current to differing strengths of wattage and voltage.
When it comes to solar array inverters, you do not want to buy a modified sine wave inverter. Contrary to pure sine wave inverters, modified sine wave inverters only attempt to mimic a sine wave, which can result in regular and bad disruptions to the grid and to your experience.
Refrigerators, AC units, and power tools with motors hate choppy power. Pure sine wave inverters reduce motor stress, extending their lifespan by up to 30% compared to modified models. 3. Quiet & Efficient The smooth waveform minimizes electromagnetic interference (EMI), so your radio doesn't buzz and your TV stays clear.
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