Details
Genuine Cummins NTA855-P300 Industrial Pump Drive Engine (300HP / 224kW)
When sourcing a reliable power unit for continuous industrial fluid transfer, the Cummins NTA855-P300 pump drive engine remains a globally recognized standard. Built by CCEC, this 14L Cummins pump engine delivers a consistent 224kW (300HP) output governed at a steady 1500 RPM. HekoPower supplies this specific original CCEC NT855-P300 engine assembly to clients requiring robust performance in demanding environments.
Unlike standard automotive or generator configurations, the "P" designation indicates a dedicated pump engine. The NTA855-P300 is specifically calibrated for the sustained torque demands of drawing and pushing massive volumes of water. As a trusted Cummins NT855-P300 engine supplier, we provide complete, in-stock engine assemblies ready for immediate integration into your heavy machinery infrastructure.
Tech Specs of NTA855-P300
General Engine Data
Engine Model: Cummins NTA855-P300
Type: 6 Cylinders in Line
Displacement: 14 L
Bore * Stroke: 140 * 152
Overall Dimension: 1389mm*914mm*1298mm
Net Weight (with flywheel & alternator): 1199 Kg
Key Performance Data
Rated Power: 224 kW/300HP
Rated Speed: 1500 rpm
Max Torque/Speed: 1425 N.m @ 1500 rpm
Fuel Consumption @ Rated Power: 215 g/Kw.h
Idle Speed: 575-650 rpm
Torque/Rated Speed: 1051 N.m @ 1500 rpm
More Technical Data
Certification: Euro II
Aspiration: Turbocharged & Charge Air Cooled
Fuel System: Direct Injection PT Pump, STC
Compression Ratio: 14.5:1
Electrical System (Starter Motor/Alternator): 12V/24V
Lowest Starting Temp Without auxiliary system: -12℃/-25℃
Cooling Method: Water cooled
Engine Cooling Fluid Volume: 20.8 L
Real-World Application Scenarios
Understanding exactly where the 300HP Cummins engine for water pump applications excels helps our clients make precise purchasing decisions. This is not a general-purpose engine; it is tuned for high-volume, continuous duty cycles.
Industrial Water Pumps and Fire Protection
The Cummins NT855-P300 fire pump engine is a critical component in municipal and industrial safety systems. Fire pump applications demand an engine that can sit idle for months and then instantly ramp up to full load without stalling. The turbocharged aftercooled engine design ensures immediate air density for combustion, providing the rapid torque response necessary to meet strict fire safety regulations.
Agricultural Irrigation and Dewatering
For agricultural clients, the Cummins NT855-P300 irrigation pump engine provides the backbone for wide-area crop hydration. Running an irrigation pump requires days of non-stop operation under varying ambient temperatures. Similarly, construction sites rely heavily on the Cummins NT855-P300 construction dewatering engine to clear flooded foundations. The 14L diesel engine block offers the thermal mass required to prevent overheating during these grueling, multi-day operations.
Technical Comparison: NTA855-P300 vs. Similar Pump Engines
Buyers frequently ask us to clarify the differences between various models within the NT855 pump engine model specifications. Evaluating the NT855-P300 against its sister units reveals why this specific configuration is chosen for highly calibrated fluid operations.
When comparing the NT855-P300 vs NTA855-P360, the primary differentiator is the horsepower output and internal stress. While the P360 offers 360HP, it operates under higher cylinder pressures. The Cummins 300HP pump engine operates at a lower stress threshold, which translates directly to extended longevity before a major overhaul is required. If your pump head requires exactly 224kW, oversizing to the P360 simply burns more fuel without adding operational value.
Another common comparison is the NT855-P300 vs NT855-P300B. Both operate in the same power node, but generational differences in the PT fuel pump engine calibration dictate their efficiency curves. The standard P300 utilizes the classic, highly repairable PT fuel system, making it exceptionally reliable in remote areas where advanced diagnostic computers are unavailable. We often recommend this model to clients in developing regions specifically for its mechanical simplicity.
Maintenance and Replacement Tips for the 14L Pump Engine
Proper upkeep of the NT855-P300 6 cylinder diesel engine extends its operational life significantly. Because pump engines run at a static RPM, wear patterns differ entirely from vehicle engines.
Valve and Injector Adjustment
The most critical maintenance task for this engine is the NTA855-P300 valve and injector adjustment. Known as "running the overhead," this should be performed according to the strict intervals outlined in the Cummins NTA855-P300 technical datasheet PDF. Incorrect injector lash directly impacts the PT fuel system, leading to poor atomization. Mechanics must ensure the engine is completely cold before setting the valve clearance to guarantee accurate tolerances.
Engine Block and Overhaul Kit Compatibility
Eventually, even the most well-maintained 14L Cummins pump engine requires an overhaul. When clients contact HekoPower for an NTA855-P300 engine block replacement, we emphasize the importance of matching the exact CPL (Control Parts List) number. Cummins NTA855-P300 overhaul kit compatibility is highly specific. Installing generic aftermarket pistons or liners can alter the compression ratio, degrading the 1500 RPM pump engine performance. Always source a genuine Cummins NT855-P300 replacement engine or OEM rebuild kit to maintain factory fuel efficiency.
Common Misconceptions: Fuel Consumption and RPM
A prevalent misconception in the industrial pump sector is that throttling the engine down below its governed speed will save fuel. The Cummins NTA855-P300 fuel consumption curve is optimized specifically for 1500 RPM operation under load.
Operating the engine at lower speeds while demanding high pump output causes "lugging." This forces the PT-STC diesel engine system to dump excess fuel into the cylinders to maintain torque, resulting in unburnt fuel, black smoke, and cylinder washdown. Running the engine at its engineered speed is always the most efficient method.
Cummins NTA855 Pump Engine Series Overview
When engineering a new water infrastructure project or replacing aging equipment, buyers often evaluate multiple power nodes to find the perfect match for their specific pump head and flow rate requirements. While the 300HP model is ideal for mid-to-heavy applications, scaling your operation might require exploring the broader engine family. HekoPower supplies the complete spectrum of these industrial power units.
Cummins NTA855-C/P Series, original products from Chongqing Cummins Engine Plant(CCEC). This series mainly includes NTA855-C250, NTA855-C280, NTA855-C310, NTA855-C335, NTA855-C360, NTA855-C400, NTA855-C450, NTA855-P300, NTA855-P360, NTA855-P400, NTA855-P470.
Frequently Asked Questions (FAQs)
What are the standard NTA855-P300 engine dimensions and weight?
Industrial buyers must account for the physical footprint when designing pump skids. The exact NT855-P300 engine dimensions vary slightly based on the radiator and flywheel housing configuration, but the dry NT855-P300 engine weight is approximately 1,300 kg (2,866 lbs). Its robust cast-iron construction is responsible for this weight, offering the durability needed for heavy vibration environments.
Is the Cummins NT855-P300 engine for sale available as a complete assembly?
Yes, HekoPower provides the complete Cummins NT855-P300 engine assembly. As a primary Cummins NT855-P300 supplier in China, our units come fully assembled with the fuel system, turbocharger, water pump, and standard industrial accessories, ready to be mounted to your pump drive chassis.
How can I get the best Cummins NT855-P300 pump engine price?
Because shipping logistics for heavy machinery influence the final cost, we quote based on delivery location and order volume. Clients seeking a Cummins NT855-P300 wholesale engine for large-scale agricultural projects should contact our sales team directly with their destination port to receive an accurate, freight-inclusive quote.
Can this model be used as a Cummins NT855-P300 agricultural water pump engine in extreme heat?
Absolutely. The turbocharged aftercooled engine design efficiently manages internal temperatures even in high-ambient heat. However, it is vital to keep the radiator fins clear of agricultural dust and chaff to maintain proper airflow and prevent the coolant from exceeding operational limits.
