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Alarm
The Lf19 stainless steel alarm buzzer brings audible warning capability to your panel with integrated LED indication — sealed, vandal-resistant, and 19mm mountable.
Alarm Products
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Lf19 Stainless Steel Alarm Buzzer with LED Indicator
19mm diameter panel cutout Multiple illumination voltage options Multiple LED color options
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Why Choose the Langir Alarm Buzzer?
Visual indicators go unnoticed when operators look away; sound does not. The Lf19 alarm buzzer installs in a standard 19mm panel hole and pairs a clear audible tone with LED illumination, alerting staff to fault conditions, cycle completion, or safety events through two senses at once. Its stainless steel housing carries the same vandal-resistant, sealed construction as Langir's switch line, making it equally at home on outdoor kiosks, factory machinery, and public installations. One compact component covers the entire audible-plus-visual annunciation requirement of most control panels.
Frequently Asked Questions About the Alarm Buzzer
Practical information on mounting, signaling, and applications for the Lf19 buzzer.
A standard 19mm panel cutout — identical to Langir 19mm switches — so it drops into the same drilling pattern as the rest of your panel hardware.
Yes, an integrated LED indicator supplements the audible tone, ensuring the alert is perceived in loud environments or by hearing-impaired users.
The sealed stainless steel construction resists rain, dust, and tampering, matching the durability of our anti-vandal switch range.
Machine fault alarms, process completion signals, door and gate warnings, kiosk user prompts, and safety annunciation on industrial equipment.
It connects like a standard panel device with defined supply terminals for the buzzer and LED circuits; contact Langir for voltage variants matching your control system.
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