![Apollo Discovery Marine Isolator - Negative [SIL2] 55000-721MAR Xpander FeaturesAutomatic synchronisation on multi-sounder system](https://cdn.shopify.com/s/files/1/0477/1014/2630/files/Screenshot2025-03-30at15.45.10.png?v=1743345919)
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FeaturesAutomatic synchronisation on multi-sounder system
A polarising diode is required with each alarm device
thereby offering savings in installation costs when compared to long
Sewosy EXT750L
Apollo Discovery Marine Isolator - Negative [SIL2] 55000-721MAR Xpander FeaturesAutomatic synchronisation on multi-sounder systemThe 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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