![Apollo Discovery Marine Isolator - Negative [SIL2] 55000-721MAR Xpander the speaker is ideal for](https://cdn.shopify.com/s/files/1/0477/1014/2630/files/Screenshot2025-03-30at15.45.10.png?v=1743345919)
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Ships within 48 hours · Estimated delivery Aug 14 - Aug 19
the speaker is ideal for use in a voice alarm system
allowing all areas of a site to be controlled by the ZP analogue panel
Suitable for semi flush or surface mounting
A polarising diode is required with each alarm device
nursing and care homes
Apollo Discovery Marine Isolator - Negative [SIL2] 55000-721MAR Xpander the speaker is ideal forThe Marine Isolator is placed at intervals on the loop and ensures that, in the case of a shortcircuit, only the section between the isolators will be affected. When the short circuit is removed, the isolators automatically restore power and data to the isolated section. Detects wiring shortcircuits using patented technology Minimises disruption from short circuits Automatic de isolation on short circuit removal Download Datasheet.
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