STI will be closed on Friday 3rd April and Monday 6th April for the Easter break. Normal business hours will resume at 8:30am on Tuesday 7th April.
STI will be closed on Friday 3rd April and Monday 6th April for the Easter break. Normal business hours will resume at 8:30am on Tuesday 7th April.

Highly effective multifunction door alarm helps stop theft by alerting to any unauthorized exits or entries through double doors. When activated, it beeps and flashes (set to sound for 30 seconds, 3 minutes or indefinitely). Complete with double reed switch assembly, it can be mounted on top, right, left or next to almost any door. Add warning in second language with provided labels (20 languages).
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STI offer a wide range of wire cages that are designed to protect against vandalism and tampering without restricting legitimate operation.


A new series of Sirens & Strobes have been introduced to the STI product portfolio complementing the existing Select-Alert range.