Stainless steel grade 316, double pole firefighter drop key switch.


The FS is a flush bezel or surface mounted double pole switch operated by a Fire Fighter’s drop-key. The switch’s Normally Closed pole breaks the power to the door locks, and the switch’s Normally Open pole triggers the door release timer.



• 316 Marine Grade Stainless Steel
• Engraved in Red
• Galvanized Back Box and Flush Fitted (Bezel)
• Surface Mount Back Box available with Stainless Steel or Red Powder Coated Stainless Steel Finish
• Double Pole Switch
• Closed Contact to Break Power to Lock
• Open Contact to Trigger Door Release Timer
• FS4 Drop Key Also Available

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why choose us

We listen to the needs of our clients. We can support the process from start to finish and ensure that your property whether residential or corporate building has the right, cost effective door entry solution with guarantees of quality that are incomparable in the market.

If you own or are involved with the management, construction or maintenance of multi-occupancy buildings then Entrotec is able to design and facilitate a total security solution that will protect you, your residents and your property. We source from local suppliers and are proud to manufacture our systems at our UK head office in Livingston.