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Head Office:
+61 (02) 9620 8700

Melbourne Office:
+61 (03) 9589 3256

Technical Information

E2S is one of the world’s leading independent signalling manufacturers with more than 150 products types and an annual production volume of over 150,000 units. We specialise in the design, development and manufacture of high performance electronic sounders, PA loudspeakers, intelligent voice annunciators and beacons for industrial, marine and hazardous environments.
E2S designs and manufacture a wide range of intrinsically safe and explosion proof units at our London facility. We believe our customers should have complete faith in our products and have made substantial investment in achieving worldwide product accreditations as well as the ISO9001: 2008 approval.

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  • Basics of sound - Technical Information

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    Tech Info

    E2S manufacture an extensive range of alarm horns or sounders suitable for many applications. The efficiency of any audible signalling device depends on:
    • The size and / or distance of the area to be covered
    • The background noise
    • The pattern & frequency of tone

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  • SIL2 Certified alarm horn sounders and Xenon strobe beacons

    SIL 2 compliance is generally required for safety related systems, particularly those for applications in hazardous locations. To assist system designers to meet these demands, E2S has designed a new generation of alarm horn sounders and Xenon strobe beacons certified for SIL 2.

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