Horizontal Split Case Diesel Fire Pump is a powerful, efficient, and durable firefighting solution designed to meet the strict requirements of NFPA 20, UL 448, and FM 1311 standards. Engineered for reliability, this pump is built to perform under the most demanding fire protection conditions.
Available in single-stage and two-stage configurations, this split case centrifugal fire pump offers a flow range of 150 to 5000 GPM and a pressure range of 40 to 355+ PSI. It can be driven by either an electric motor or a diesel engine, making it suitable for a wide variety of installations where safety and consistency are paramount.
🔧 Product Overview: Horizontal Split Case Diesel Fire Pump
Engineered for long-term, low-maintenance operation, the horizontal split case design includes a heavy-duty shaft, short bearing span, and double suction impeller. These design features minimize shaft deflection and extend the life of the pump’s bearings and packing—while also reducing the system’s footprint.
✅ Operation Limits
- Flow Range: 150 to 5000 GPM
- Pressure Range: 40 to 355+ PSI
- Drive Options: Diesel engine or electric motor
- Certifications: UL Listed, FM Approved
- Design Standard: NFPA 20
🌍 Applications
Thanks to its rugged build and versatile design, the horizontal split case fire pump is ideal for numerous critical applications:
- Commercial buildings
- High-rise residential complexes
- Municipal water supply systems
- Industrial manufacturing facilities
- Large warehouses and logistics centers
- Offshore platforms and remote facilities
- Airports and transportation hubs
- Power plants and substations
Additionally, marine-certified versions are available, meeting ABS standards for floating offshore installations.
🔩 Key Design Features
To ensure reliability and efficiency, each pump integrates the following advanced engineering components:
- Compact and space-saving horizontal split case design
- Heavy-duty shaft with minimal deflection
- Shaft sleeve protects against corrosion and wear
- Double suction, enclosed impeller, cast in one piece and dynamically balanced
- Radial and thrust bearings are grease-lubricated and interchangeable
- Optional materials for seawater service, including stainless steel components
- Electric or diesel drive options available for different operational needs
- Special designs offered upon request for unique application demands
⚙️ Pump Characteristics at a Glance
| Feature | Details |
|---|---|
| Pump Type | Horizontal Split Case, Single or Two Stage |
| Flow Rate | 150 – 5000 GPM |
| Pressure Range | 40 – 355+ PSI |
| Impeller | Enclosed, double suction, one-piece casting |
| Bearings | Interchangeable radial and thrust bearings |
| Shaft Protection | Corrosion-resistant shaft sleeve |
| Certifications | UL 448 Listed, FM 1311 Approved |
| Compliance | NFPA 20 |
| Drive Options | Electric motor or diesel engine |
| Marine Option | ABS-certified design for offshore applications |
✅ Benefits of Horizontal Split Case Diesel Fire Pumps
Choosing a horizontal split case diesel fire pump offers a wide range of operational and cost-saving benefits:
- Efficient Operation: High hydraulic performance with minimized energy consumption
- Low Maintenance Costs: Reduced wear extends maintenance intervals and overall lifespan
- Flexible Installation: Compact horizontal layout requires less floor space
- Ease of Maintenance: Split case design allows for easy access to internal components
- Versatility: Suitable for freshwater and seawater systems with appropriate material selections
- Extended Bearing Life: Balanced impeller and short bearing span reduce mechanical stress
- Code Compliance: Meets or exceeds global fire protection standards
🔎 Why Choose Our UL/FM Horizontal Split Case Diesel Fire Pump?
This pump combines robust construction with engineered precision. As a result, it ensures dependable performance even in critical fire protection scenarios. Whether you’re protecting a high-rise building or a remote offshore rig, our pumps provide maximum safety, minimum downtime, and certified reliability.
In addition to standard UL/FM models, custom-engineered solutions are available upon request, including:
- Seawater-resistant materials for marine environments
- High-pressure configurations for power plant protection
- Skid-mounted systems with integrated controllers and tanks
