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The DS18 2-inch phenolic replacement diaphragm is listed as an 8 ohm service part for PRO-DR250 and PRO-DR250TI drivers. It restores the original diaphragm and preserves the intended driver impedance and throat coupling. This replacement suits maintenance tasks on supported models where a phenolic diaphragm is specified for correct operation.
DS18 2in Phenolic Replacement Diaphragm For PRO-DR250 PRO-DR250TI & Universal 8 ohm
