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The stable grid power for B source. The purpose of use is photovoltaic as the main power source, and the backup power source is the utility power. Dual power switch. PC level, Switch less than 8ms, no Interrupt.
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.