Pressurized Water Fire Extinguishing Equipment

Pressurized water fire extinguishing equipment is engineered to suppress Class A fires involving ordinary combustibles such as wood, paper, textiles, rubber, and certain plastics. By discharging a pressurized stream of water, the unit cools burning surfaces below the ignition point and prevents re-ignition without leaving harmful chemical residues. This makes it a preferred solution for schools, offices, warehouses, retail stores, and residential complexes. Among the available options, the Portable Water Based Fire Extinguisher For Class A Fire stands out for its balanced capacity, user-friendly squeeze-grip valve, and robust anti-corrosion treatment. The cylinder body is manufactured from high-grade carbon steel and finished with electrostatic powder coating, which protects the shell from moisture, scratches, and chemical exposure during routine use. A pressure gauge mounted on the valve allows quick visual inspection, ensuring that the unit is always ready for emergency deployment.

Pressurized Water Fire Extinguishing Equipment relies on a dry nitrogen propellant to maintain steady internal pressure and deliver a consistent discharge pattern from start to finish. The syphon tube assembly is fitted with a stainless steel filter that prevents sediment and debris from clogging the nozzle, while the specially designed outlet produces either a fine spray or a solid jet depending on the fire scenario. Because water is non-toxic and leaves no residue, cleanup after use is minimal, and the equipment can be safely installed in food preparation areas, libraries, and archival rooms where chemical contamination is a concern. The valve is made from brass with a durable powder-coated handle, and the safety pin includes a tamper seal for quick identification of whether the unit has been operated. Periodic hydrostatic testing at 25 bar verifies cylinder integrity, and the removable hose assembly simplifies servicing without the need for specialized tools.

Core Technical Specifications

• Extinguishing Agent: Purified water with optional biodegradable anti-freeze additive for low-temperature environments; optimized for Class A combustible solids.
• Propellant: Moisture-free dry nitrogen, ensuring stable discharge pressure and long shelf life.
• Cylinder Material: High-quality carbon steel, phosphate-treated and coated with red electrostatic powder for superior corrosion resistance.
• Working Pressure: 12 bar at 20°C (standard models); 15 bar for high-capacity units.
• Test Pressure: 25 bar, exceeding the working pressure by more than 100% for safety verification.
• Temperature Range: +5°C to +60°C for standard water fill; -20°C to +60°C for anti-freeze models.
• Fire Rating: 13A, 21A, 27A, or 34A according to EN 3-7, depending on cylinder capacity.
• Discharge Time: 13–30 seconds, allowing complete coverage of burning materials.
• Throw Distance: 6–10 meters, providing safe distance between the operator and the fire.
• Approvals: EN 3-7, CE marked, ISO 9001 manufacturing quality system.

Model Comparison Table

Valve, Cylinder, and Safety Features

• Brass valve body: Machined for precise fit and long-term resistance to dezincification and corrosion.
• Pressure gauge: Color-coded green zone for immediate visual confirmation of readiness.
• Safety pin and tamper seal: Prevent accidental discharge and indicate whether the unit has been used or inspected.
• Hose and nozzle assembly: Reinforced PVC hose with an anti-clog nozzle that can be removed for cleaning.
• Carrying handle: Ergonomically shaped, welded to the cylinder for secure lifting and transport.
• Wall bracket: Optional powder-coated mounting bracket with quick-release strap for secure installation.
• Anti-corrosion treatment: Internal phosphating and external epoxy coating protect against humidity, salt air, and chemical splashes.
• Hydrostatic test marking: Each cylinder is stamped with test date, working pressure, and serial number for traceability.