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Dahua Technology Releases 2025 ESG Report: Advancing Sustainable Development Through Digital Intelligence

2026-04-29

Dahua Technology Releases 2025 ESG Report: Advancing Sustainable Development Through Digital Intelligence

HY-SA30A-R8

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HY-SA30A-R8

Wireless Interconnected Smoke Alarm

Key Points
    > Split-spectrum sensor technology
    > Test and silence features in one single button
    > Loud sound output over 85 dB(A) at 3 meters
    > Low quiescent current consumption
    > Surface-mount device (SMD) circuit board design
    > Low battery warning signal
    > Built-in battery, easy installation
    > Silenced by a working infrared remote controller
    > Wireless interconnected with maximum of 24 devices


Sales Enquiry
Datasheet

Specifications

Working Principle

Collection Type

Smoke

Sampling Period

9 s

Working Principle

Photoelectric

Alarm

Alarm Type

Smoke alarm, fault alarm, low battery warning

Alarm Volume

85dB (A) at 3 m (9.84 ft)

Alarm Mode

Visual and audible alarm

Silencing Function

Yes

Silence Duration

12 min

Infrared Silence

Yes

Pre-Set Alarm Value

0.2dB/m-0.3dB/m

Basic Parameters

Indicator Light

Alarm, fault and operation indicator

LED Instructions

Standby: Green indicator flashes once per minute
Alarm: Red indicator flashes once per second
Fault: Red indicator flashes once per minute

Low battery warning: Red indicator flashes once per minute

Operating Frequency

868 MHz

Maximum Number of Interconnected Units

24pcs

Coverage Area

When the height of the space is less than 8 m (3.28 ft), the protection area of a device is 20 m2–40 m2

Power Supply

Battery Life

10 years

Power Source

3V CR123A lithium battery (non-replaceable)

Operating Current

Monitoring current: ≤ 15uA (avg.)

Alarm current: ≤ 25mA (avg.)

Operating Ambient

Operating Environment

Indoor

Operating Temperature

-10°C to +55°C (+14°F to +131°F)

Operating Humidity

≤ 95% RH (non condensing)

Appearance

Color

White

Casing

PC+ABS

Dimensions

φ98 mm × H43.1 mm (φ3.85" × H1.70")

Weight

138 g (0.30 lb)

Installation

Ceiling Mount

Certification

Certifications

TÜV and CE listed

Compliance Standard

EN 14604:2005+AC:2008

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