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The Bosch ISN-CSM20-WG is a small, brown commercial magnetic contact designed to enhance door security on steel doors. It integrates seamlessly into alarm systems for reliable monitoring.
This magnetic contact is spot-on for applications where door swings are frequent and integrity needs to be managed. Bosch's engineering ensures reliable and lasting performance.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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