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ESP Universal Air Switch - 0.1 to 10 WC NS2-0000-03

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The NS2 series, Universal Small Footprint Air Switch, replaces hundreds of other small footprint exact replacement air switches today. Five separate springs cover ranges from .05”WC to 10”WC. Set screw adjustment with allen wrench included. Eight different orifice restrictors to set different time delays, and comes with two brackets for all applications