جهاز إنذار الدخان اللاسلكي AirShield - jabalitools
جهاز إنذار الدخان اللاسلكي AirShield - jabalitools
جهاز إنذار الدخان اللاسلكي AirShield - jabalitools

AirShield Wireless Smoke Alarm

البائع:jabalitools
الموديل (SKU):DHI-HY-SA21A-W2(868)
الحالة:✅ متوفر
40.000 JD

Description

وصف المنتج

The Dahua DHI-HY-SA21A-W2(868) wireless smoke alarm is designed for accurate fire detection in residential and commercial settings. Equipped with split-spectrum sensing technology, it ensures early and precise smoke detection while minimizing false alarms. Its compact design and wireless capabilities allow for flexible installation without complex wiring.

Key Features:

  • Split-spectrum photoelectric sensor for enhanced smoke detection

  • One-button test and hush function

  • Loud alarm output exceeding 85dB(A) at 3 meters

  • Low power consumption with up to 3 years battery life

  • SMD circuit board design

  • Low battery warning signal

  • Real-time alerts via Dahua DMSS mobile app

Specifications:

  • Dimensions: φ98 mm × H 43.1 mm

  • Weight: 140g

  • Material: ABS Plastic

  • Color Options: White

  • Power Requirements: 3V CR123A Lithium Battery (replaceable), up to 3 years battery life

  • Other Specifications:

    • Sensor Type: Photoelectric

    • Sampling Period: 10 seconds

    • Alarm Sound Level: 85–90dB(A) at 3 meters

    • Alarm Modes: Visual (LED indicators) and Audible alerts

    • Hush Duration: Approx. 12 minutes

    • Alarm Response Threshold: 0.2dB/m – 0.3dB/m

    • Operating Temperature: -10°C to +55°C

    • Operating Humidity: ≤95% RH (non-condensing)

    • Wireless Frequency: 868MHz - 868.3MHz

    • Communication Distance: Up to 1000m in open space

    • Communication Mechanism: Two-way with frequency hopping

    • Encryption Mode: AES128

    • Certifications: TÜV and CE certified, compliant with EN 14604:2005+AC:2008

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