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Apr 29, 2026 - 11:17 AM
It refers to the switch positions. There is a central OFF position and three active positions (1, 2, and 3) for selecting between your three incoming power sources.
What does "OFF + 3" signify in the Blue Sea 9077 AC Selector Switch, 240V 63A OFF +3? Blue Sea 9077 AC Selector Switch, 240V 63A OFF +3
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Open Apr 29, 2026 - 11:17 AM
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Blue Sea 9077 AC Selector Switch, 240V 63A OFF +3
Typically used for 50 Amp 120/240 volts, this switch has three power sources and goes to a single output
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