Audible/Visible Warning Devices
Warning Bell
6 inch alarm bell, wall mount. 115V power required. NEMA1
Auxiliary limit switches or auxiliary contact blocks to control warning devices may be added to the operator at the time of order (see door operator modifications) to allow for connection of warning devices. For further information, contact your LiftMaster sales representative.
WARNING: It is strongly recommended that audible/visible warning devices be included in every operator installation.
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