PowerBox Grow Light Controllers Every Powerbox is built by hand in the U.S.A. with a "Quality-First" Philosophy. Powerbox products provide enhanced safety and reliability to your operation by utilizing only the best components available. Each lighting controller and flip box unit is hand assembled and inspected by skilled craftsmen to ensure trouble-free operation, ultimate reliability and lifetime durability. Many companies choose to outsource production overseas, but they have made the commitment to build all of their products here in the U.S.A. where they can directly supervise production in their own state-of-the-art facility. This is what helps make Powerbox products the best in the industry.

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