Key Features
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Photoelectric smoke detection for early fire warning
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4-wire conventional connection for alarm panels
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Built-in high-output sounder for local audible alert
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Dual red LED indicators with 360° visibility
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Normally Open (NO) or Normally Closed (NC) relay output
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Low-profile housing with ceiling mount design
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Stable sensing chamber with minimal maintenance requirements
Technical Specifications
| Specification | Details |
|---|---|
| Detector Type | Photoelectric smoke detector |
| Wiring | 4-wire |
| Power Supply | 12 V DC |
| Alarm Output | NO / NC relay contacts |
| Built-in Sounder | Approx. 85 dB |
| Visual Indicators | Dual red LEDs |
| Mounting | Ceiling / surface mount |
| Application | Wired intrusion & fire alarm systems |
What’s in the Box
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1 × Hikvision DS-PDSMK-4BAR Smoke Detector
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Mounting base
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Fixing screws
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Installation instructions
Applications
Suitable for use in:
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Residential homes and apartments
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Offices and retail environments
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Small commercial buildings
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Alarm systems requiring wired smoke detection
Installer Notes
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Install on ceilings away from air vents, kitchens, or high-humidity areas.
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Ensure compatibility with the connected alarm panel before installation.
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Test alarm activation and panel signalling after commissioning.
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Not intended as a standalone fire safety system unless connected to a compliant alarm panel.



















