DC12/24V 4-Wire Smoke Heat Detector with Relay Output - 62°C Activation, 80dB Alarm for Power Cabinets

Industrial-grade 4-wire heat alarm with relay output designed for power cabinets, machine rooms, charging piles, and industrial control equipment fire warning systems. Features high sensitivity, stability, reliability, low power consumption, and durable construction.

Press detection button to verify all alarm functions. Alarm light flashes rapidly with corresponding sound output.

Under normal conditions, detector indicator flashes every 4 seconds. Automatically monitors environmental temperature changes. When temperature reaches 62±2°C fire alarm threshold, detector activates with rapid indicator blinking, buzzer activation, and output action maintained until power removal or temperature normalization.

Passive contact output with 24V/1A contact capacity. Available in Normally Closed (NC) or Normally Open (NO) output configurations.

1. Drill two 5mm diameter mounting holes 43-62.5mm apart on ceiling
2. Secure 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 to activate system

• 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

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