A composite reed switch-bracket which is suitable for mounting on conventional roll-up or overhead doors to avoid damage caused by shocks or alignment displacement of the reed switch during usage. The electric magnetically actuated switch is mounted with a non-magnetic bracket and the switch is enclosed in a close fitting rubber or cover to maintain the switch that is not securely fixed and that is suspended in a gas filled air pocket to prevent or minimize breakage of the glass reed or other enclosure of the switch during usage. This composite reed bracket switch is intended for use with any and all manufacturer's alarm products.