Datasheet for the Wheelock STH Cluster Speaker-Strobes, published in 2017. Document No: TD450061EN, Rev: 2017. 12 models including STH-4R24MCCH-NR, STH-4R24MCCH-FR, STH-4R24MCCH-NW and 9 additional variants. Engineering specifications, wiring diagrams, and mounting dimensions.
