SECO-LARM Red siren/strobe with message playback

Outdoor-capable siren and red strobe with two alarm triggers and a stored-message option.

Model / SKU: SH-816S-SMQ/R
Category: Interfaces & Accessories
Product type: Audible and visual indicator
Role: Actuator / load

Control & power

Control type: Dry-contact input
Power supply: 9–15 V DC

Keep the unit powered and use the documented ground-trigger inputs. A dry contact can complete the trigger circuit; the signal input does not supply operating power.

A suitable smart controller can expose supported functions to Matter. The control type alone does not confirm electrical compatibility or actual position feedback.

Technical specifications

Inputs: 2 alarm triggers; input 2 overrides input 1Source ↗
Stored message: MP3/WAV, up to 2 MB via micro-USBSource ↗
Protection: IP65Source ↗
Combined current: Up to 1.05 A at 12 V DCSource ↗
Siren: 115 dB; audio broadcast input overrides both alarm inputsSource ↗

Selection & installation notes

Not presented as a certified fire evacuation notification system.

Sources & documentation (3)

SECO-LARM SH-816S-SMQ/R — manufacturer information ↗Reviewed Nov 5, 2026
SECO-LARM English manufacturer siren/strobe datasheet (Alarmax mirror) ↗Reviewed Nov 5, 2026
SECO-LARM English installation manual ↗Reviewed Nov 5, 2026