A trusted manufacturer of fire extinguishing standard fire pump sets

The EDJ Diesel Engine Fire Pump System is a powerful and reliable firefighting equipment designed for fire suppression and emergency rescue operations. It boasts high-performance capabilities in water extraction and pressure delivery, enabling rapid supply of large volumes of water. The system operates independently, ensuring its reliability even in challenging situations. With its lightweight and portable design, coupled with versatile functionality, the EDJ Diesel Engine Fire Pump System is suitable for various scenarios. Whether you are part of a fire department or an industrial enterprise, the EDJ Diesel Engine Fire Pump System is your indispensable rescue partner.

Diesel fire pumps offer dual power security, independent operation, and intelligent control, making them ideal for critical fire protection in petrochemical, tunnel, and high-rise applications.

The building fire water pressure boosting system ensures stable pipeline pressure, rapid response, and reliable fire protection by combining efficient control, energy-saving operation, and smart automation — delivering continuous readiness for high-rise buildings, industrial sites, and commercial facilities.

With its full seal, no leakage, and corrosion resistance, it is widely used in environmental protection, water treatment, fire protection and other departments to pump various liquids. It is an ideal pump for building non-leakage, non-pollution civilized workshops and civilized factories.

Jockey pumps are a vital component in maintaining the pressure within a fire protection system. Their primary role is to keep the system’s pressure within the desired range. When there’s no fire event, the jockey pump operates to counteract any pressure losses due to minor leaks or gradual pressure decreases in the system.

By maintaining system pressure, jockey pumps ensure that the primary fire pump is ready to respond quickly and efficiently when a fire occurs. This pressure stability is crucial for the proper functioning of the entire fire protection system, allowing for immediate water flow to sprinklers or hose connections.

Due to its stable performance and high frequency of use, diesel engine fire pumps can be matched with various domestic and foreign brands of diesel engines according to user needs, and can be selected according to the required head, flow, power and fire pump material requirements to ensure stable use by customers. Diesel engine fire pumps operate automatically It is simple, adopts good hydraulic design and structural design, and has high operating efficiency. It is very suitable for applications in warehouses, docks, power plants, textiles and other enterprises.

Our high-efficiency and durable fire pump solutions feature stable pressure output, strong flow performance, excellent corrosion resistance, and intelligent monitoring capabilities. They are suitable for industrial, commercial, and municipal fire protection systems, providing reliable protection for various fire extinguishing applications and improving overall fire safety.

We can manufacture fire pumps that are NFPA20 compliant and UL listed.
Fire pumps can function with electric motors or diesel engines, and if local building codes require electricity independent of the local grid, pumps using electric motors can use the installation of an emergency generator when connected through a transfer switch listed.

The complete diesel fire pump system integrates the main pump’s water supply and pressure stabilization functions. It adopts independent diesel power and has the ability to start quickly, output stable pressure, and run continuously. It is suitable for large-scale fire protection projects and environments with unstable power, ensuring the safe and reliable operation of the fire protection pipeline network.

High-performance diesel fire pump systems are suitable for oil fields, docks, and large storage facilities. They feature independent power, strong pressure supply, and weather resistance, ensuring continuous fire safety in critical locations.

Multistage centrifugal fire pump units enhance firefighting efficiency with high head performance, ideal for high-rise buildings, industrial zones, and long-distance water supply. Featuring high flow, energy efficiency, and smart monitoring, they ensure stable and reliable fire protection.

1.Flow：30-9000 GPM
2.Head： 3-20 Bar 40-300 psi
3.Power：Diesel & Electric Pump:1.5-710kw Jockey Pump:0.55-160kw
4.Speed：740-2900 r/min

The DJ Fire Pump Set is a combination system consisting of a diesel engine pump and a jockey pump, designed for fire safety in the construction and industrial sectors. This system utilizes the powerful power output of the diesel engine pump, ensuring reliable operation even in the event of a power outage. The jockey pump maintains a constant water pressure, optimizing the performance of the fire suppression system. The DJ Fire Pump Set offers a reliable and efficient solution for prompt response to fire incidents, making it an essential component for protecting property and ensuring occupant safety.

EDJ series fire pump set consists of electric pump + diesel pump + Jockey pump and all accessories.
The pressure switch and the control cabinet can automatically turn on/off the three pumps – the electric pump and the pipe charging pump work when there is electricity, and the diesel pump when the power is off.
Flow range: 50-5000 GPM
Pressure range: 4-14 bar
Power range: 4-325 KW

This article analyzes the application of high-reliability electric fire pump units in fixed fire protection systems, focusing on their stable electric drive, rapid automatic start-up, continuous water supply capability, and system integration advantages. They are suitable for the fire water supply needs of fire hydrants and automatic sprinkler systems.

Learn about fire pump fuel tank sizing, NFPA 20 requirements, and best practices for maintenance.

Heavy-duty wheeled diesel fire pumps are specifically designed for emergency water supply in disaster situations. They feature high head, large flow output, and an independent diesel power system, making them suitable for environments without power, industrial firefighting, municipal emergency response, and forest fire suppression. With a robust and durable structure, easy mobility, and stable and reliable operation, they are an ideal solution for efficient firefighting and emergency water supply in complex environments.

·UL Standard
Flow：50-3000 GPM
Head： 5-20 Bar (72.5-290 psi)
Speed：740-2900 r/min
·Non-UL Standard
Flow：30-9000 GPM
Head： 3-20 Bar (40-300 psi)
Speed：740-2900 r/min

Diesel engine fire pumps are aimed at fire-fighting water supply for large-flow, high-lift occasions, and the diesel engine has good starting characteristics, fast starting speed, strong overload capacity, energy saving and does not need to be on standby all the time. The fire pump has complete performance and wide spectrum range. Single-stage single-suction pumps, multi-stage single-suction pumps, self-priming pumps and long-axis pumps can also be used in parallel, with a wide range of flow and pressure. Fire pumps are widely used for fire water supply in warehouses, docks, airports, petrochemical, power plants and other industrial and mining enterprises.

The electric motor fire pump is an important water supply equipment in the fire protection system. The electric motor fire pump has a wide range of head, flow and power, and can be used in many environments. Providing sufficient water supply is the key to ensure emergency use.

Firefighting pumps are critical assets in disaster response and emergency management scenarios, where rapid and effective fire suppression is essential for protecting lives and property. These pumps can be deployed in various emergency situations, including natural disasters like wildfires, earthquakes, and floods, as well as human-made disasters such as industrial accidents or terrorist attacks.

The cabinet-type diesel fire pump delivers safe, low-noise, and high-performance water supply with a fully enclosed protective design and intelligent control system. Engineered for harsh environments, it offers easy maintenance, energy efficiency, and reliable operation—ideal for high-rise buildings, industrial plants, warehouses, and power facilities as a dependable emergency firefighting solution.

Diesel fire pumps provide independent and reliable fire water supply for industrial and commercial buildings. They feature efficient power, intelligent control, and strong adaptability to ensure uninterrupted emergency water supply in case of fire.

Flow: 30-9000 GPM
Head: 3-20Bar
Speed: 740-2900r/min
Material: HT200, SS304, Bronze
The EJ Dual Power Fire Pump System is an innovative and reliable fire protection solution. Combining an electric pump for robust water pressure and flow with a top-quality jockey pump for stable pressure maintenance, this system ensures efficient and timely water supply during fires. With advanced automation, remote monitoring, and energy-saving features, the EJ Dual Power Fire Pump System is a trusted choice for commercial, industrial, and residential applications.

When facing the fire risks in modern buildings and industrial facilities, firefighting efficiency and reliability are the foremost considerations. Electric fire pumps are the ideal solution for tackling fire challenges in complex environments, offering high efficiency, stability, and smart control systems. Whether in high-rise buildings, industrial parks, chemical plants, or power facilities, electric fire pumps ensure exceptional performance.

Firstly, electric fire pumps are equipped with high-performance electric motors, ensuring the stable operation of the pump through intelligent control systems. In the event of a fire, the system responds quickly and activates the pump, providing a steady water flow to extinguish the fire. Especially in complex environments such as narrow spaces, high-temperature settings, or areas requiring highly precise control, the electric fire pump continues to operate efficiently, ensuring the successful execution of firefighting tasks.

Moreover, the smart control system of the electric fire pump continuously monitors the pump’s operational status, conducts self-diagnostics, and adjusts pressure and flow, ensuring no performance degradation during firefighting operations. Its compact design allows it to fit into spaces with limited room while maintaining top-notch performance.

With the increasing emphasis on environmental protection and energy efficiency, the low energy consumption and high performance of electric fire pumps make them increasingly popular in the market, playing a critical role in optimizing firefighting efficiency.

The EDJ （Diesel Pump:XA, Electric Pump:XA）Diesel Engine Fire Pump System is a powerful and reliable firefighting equipment designed for fire suppression and emergency rescue operations. It boasts high-performance capabilities in water extraction and pressure delivery, enabling rapid supply of large volumes of water. The system operates independently, ensuring its reliability even in challenging situations. With its lightweight and portable design, coupled with versatile functionality, the EDJ Diesel Engine Fire Pump System is suitable for various scenarios. Whether you are part of a fire department or an industrial enterprise, the EDJ Diesel Engine Fire Pump System is your indispensable rescue partner.

The dual-power fire pump group combines electric and diesel drives to ensure continuous water supply to large buildings under various working conditions. It is suitable for key places such as high-rise buildings, hospitals, and airports.

Smart diesel fire pumps with automatic control and remote monitoring deliver rapid response, stable water supply, and real-time supervision, ensuring safety across multiple scenarios and driving future smart firefighting trends.

The ED Dual-Power Fire Pump System combines electric and diesel engine pumps to ensure uninterrupted fire protection and a reliable water supply. In the event of power outages or electrical failures, the diesel engine pump seamlessly takes over, guaranteeing continuous operation of the fire protection system. This dual-power configuration offers both reliability and flexibility, providing comprehensive coverage for fire safety needs.

Fire pump impellers typically have a single- or double-suction design, with the latter being more common. They are usually made of cast bronze, cast iron, or stainless steel and are designed to operate at high pressures and temperatures. The impeller blades are typically curved to provide optimal flow and pressure, and the hub is designed to ensure a secure fit on the motor shaft. The impeller shape and size, as well as the number of blades, are designed to provide an optimal flow rate and pressure for the application.

The high-performance diesel-driven fire pump set offers independent power, quick start, and stable operation, ensuring reliable water pressure during power outages or emergencies. Ideal for high-rise buildings, industrial zones, and off-grid areas, it provides efficient, safe, and long-lasting fire water supply protection.