QRR0.04G/SMJ Condensed Aerosol Fire Suppression Strip

The QRR0.04G/SMJ Condensed Aerosol Fire Suppression Strip is a compact and highly efficient fire protection device designed for localized fire risks.

Based on a pulse aerosol suppression principle, the unit can be installed directly around or in contact with potential fire sources. When exposed to flame, the built-in thermal activation line ignites the aerosol-generating compound, releasing a high concentration of nano-scale aerosol particles to rapidly suppress fire.

With its 360° discharge design and flexible installation, it provides effective fire protection for small enclosed or high-risk areas.

Not finding the right fire protection solution?

MengJiang Fire designs and manufactures customized aerosol fire suppression and detection systems, tailored to meet your specific project requirements in form, function, and performance.

Key Features

  • Pulse-type aerosol discharge for rapid suppression
  • 360° protection with multi-nozzle design
  • Direct installation near fire-prone points
  • Automatic thermal activation (no external power required)
  • Compact, lightweight, and space-saving
  • Environmentally friendly and non-corrosive

Applications

  • Electrical wiring compartments
  • Small electrical boxes
  • Battery modules
  • Control units
  • Cable trays
  • Confined or high-risk ignition points

How It Works

When a fire occurs, the thermal activation line is triggered by flame, initiating the aerosol-generating compound. The system releases a pulse of fine aerosol particles that suppress fire through both physical effects (cooling and oxygen displacement) and chemical inhibition, quickly stopping flame propagation.

Technical Specifications

ItemSpecification
ModelQRR0.04G/SMJ
Agent Quantity40g ± 4g
Extinguishing Density100 g/m³
Discharge Time≤ 6 s
Activation MethodThermal self-activation
Operating Temp./Humidity-30°C to +70°C / ≤ 95%
Signal FeedbackOptional
Dimensions135 × 100 × 14 mm
Net Weight280g ± 10g
Service Life4 years
OxidizerSr(NO₃)₂, KNO₃ (60–70%)

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