Keep your connected circuits supplied by switching between your common and standby power sources when the main supply fails.
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Fast automatic changeover: The switch transfers power within 2 seconds and returns to the common supply when it comes back.
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Two control modes: Set the red toggle left for automatic operation or right for manual switching.
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Electrical protection: Short-circuit, overload, phase-loss, and under-voltage protection support your setup, while indicator lights help you monitor it.
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Installation and specs: This wall-mounted, 2-pole, 2-way switch is rated for 63A and AC400V, with AC220V working voltage at 50/60Hz; its resin body and steel base measure 15.7 × 13.3 × 11.5 cm. You receive one switch and an English manual.
