This 4-wire smoke detector with relay output is designed for industrial control equipment, power cubicles, charging piles, alarm systems, and fire warning applications. It features high sensitivity, stability, reliability, low power consumption, and durable construction for easy installation.

• Normal Operation: Indicator flashes approximately every 8 seconds
• Alarm Activation: Red LED remains lit with audible alarm and relay output when smoke concentration exceeds threshold
• Auto Reset: Automatically returns to normal state when smoke concentration normalizes

Mounting hole size: 49mm - 64.2mm. Install by drilling two 5mm diameter holes at suitable ceiling positions.

• Conventional Fire Alarm Systems
• Addressable Fire Alarm Systems
• Gas Extinguishing Control Systems
• Beam Detectors
• 4-Wire Smoke Detectors with Relay Output
• 2-Wire Conventional Smoke and Heat Detectors
• Explosion-Proof Flame Detectors
• Standalone Smoke and Combustible Gas Detectors

• OEM & ODM Services Available
• Technical Support and After-Sales Service
• 1-Year Warranty
• Standard Lead Time: 15 Working Days
• Sample Orders Welcome