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Archer SR9 Auto Switchover
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110 - 220 V AC
The Model SR9 Auto Switchover is designed for use in pairs. The design incorporates a simple & reliable detent mechanism, which allows the user to place one regulator in “stand-by”. In this condition the SR9 will not allow gas to flow. However, when the on-line gas source becomes empty, the stand-by SR9 will automatically switch into operation