Reserve from the case
Shipping Estimate
USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Aug 24 - Aug 29
Reserve from the case
Ships within 48 hours · Estimated delivery Aug 24 - Aug 29
Current Draw: 100mA standby
Not Included
Clutch assembly
Max Gate Weight: 1
Durable Powder-Coated Finish: Provides corrosion resistance and ensures longevity in outdoor environments
LiftMaster LM21XPBB Fire Door Release with Battery aom-sl-100fp-dc-pro Current Draw: 100mA standbyBattery Backup Fire Release Device for Rolling and Sliding Doors The LiftMaster LM21XPBB is a UL listed fire door release device with integrated battery backup, designed to safely release fire rated rolling and sliding doors in the event of an alarm or power loss. Compatible with fusible link systems, this fail safe unit supports up to four smoke detectors and two horn strobes while providing up to 72 hours of standby power. The LM21XPBB includes
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