Shenzhen Xinhe'an Technology Co., Ltd.
                                                                                                           
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48V DC 4-Wire Smoke Detector with Relay Output for Industrial Fire Safety - 105mm Diameter, CE Certified

Price Negotiable
Price: negotiable
MOQ: 1PCS
Delivery Time: 3 Working days
Brand: XHA
Product Description
Product Overview

This 48V DC 4-wire smoke detector with relay output is engineered for industrial fire safety applications including control equipment, power cubicles, charging stations, and alarm systems. Featuring high sensitivity, exceptional stability, and low power consumption, this detector provides reliable fire detection with both audible/visual alerts and relay control output.

48V DC smoke detector with relay output for industrial fire safety
Technical Specifications
Parameter Specification
Product Name Smoke Detector with Relay Output
Rated Operational Voltage DC 48-60V
Sound Pressure Level ≥65dB
Static Current ≤300μA
Alarm Current ≤45mA
Operating Temperature -10°C to +50°C
Output Sound & Light Alarm, Relay Output
Humidity ≤95%
Product Standard CE Certified
Dimensions Φ105mm, H50mm
Operating Functions
  • Normal operation: Indicator flashes approximately every 8 seconds
  • Alarm activation: Red LED remains illuminated with audible alarm when smoke concentration exceeds threshold
  • Automatic reset: Returns to normal state when smoke concentration normalizes
  • Relay output: Provides control signal for external fire safety systems
Installation Guide
  1. Drill two 5mm diameter mounting holes 43-62.5mm apart on ceiling
  2. Fix alarm base with plug and screws
  3. Connect power and output lines
  4. Install detector onto base in correct orientation
  5. Press down and tighten clockwise
  6. Power on the unit for operation
Installation diagram for 48V DC smoke detector Wiring diagram for 4-wire smoke detector with relay output
Application Systems
  • Conventional Fire Alarm Systems
  • Addressable Fire Alarm Systems
  • Gas Extinguishing Control Systems
  • Beam Detector Systems
  • 4-Wire Smoke Detectors with Relay Output
  • 2-Wire Conventional Smoke and Heat Detectors
  • Explosion-Proof Flame Detectors
  • Standalone Smoke and Combustible Gas Detectors
Service & Support
  • OEM & ODM Services Available
  • Comprehensive Technical Support
  • Dedicated After-Sales Service
  • 1-Year Warranty Coverage
  • 15 Working Days Standard Lead Time
  • Sample Orders Welcome
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Company Shenzhen Xinhe'an Technology Co., Ltd.
Location 406,Jude Building,Zhengfeng South Road,Fuyong Street,Bao'An District, Shenzhen City, Guangdong Province. China,518103
Contact Person Claire

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