Cummins Excavator Engine NT855-C400

With a 400 HP output and strong torque (around 1650 N·m at 1400 rpm), the Cummins excavator engine easily handles tough excavation tasks—such as breaking hard rock layers, digging deep foundation pits, or lifting heavy debris (like concrete blocks or steel beams) with large excavators (25–35 ton class). It maintains stable power even when the excavator’s bucket is fully loaded, avoiding slowdowns or stalling that delay construction progress.

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The Cummins NTA855-C400 engine delivers 400 HP and 1627 N·m of torque, specifically engineered for 25–35 ton excavators. It handles heavy excavation, rock breaking, and lifting large debris efficiently, ensuring reliable operation on construction, mining, and dredging projects.

Technical Parameter Table

Parameter	Value
Engine Model	NTA855-C400
Rated Power	298 kW (400 HP) @ 2100 rpm
Peak Torque	1627 N.m @ 1400 rpm
Displacement	14 L (14 liters)
Cylinder Configuration	In-line 6 cylinder
Bore x Stroke	140 x 152 mm
Aspiration	Turbocharged-Aftercooled
Fuel System	PT Pump Direct Injection
Compression Ratio	14.5:1
Emission Standard	Euro II
Net Weight (Dry)	1303 kg
Net Weight (Wet)	1348 kg
Overall Dimension (L x W x H)	1115mm x 716mm x 1077mm
Fuel Consumption	215 g/kW.h @ 2100 rpm

Features and Advantages of Cummins Engine NT855-C400

Power for Heavy Work

With 400 HP and strong torque, this engine lifts heavy debris, breaks rock, and digs deep foundation pits without slowing down.

Durable Construction

Thick cast-iron cylinder block, forged crankshaft, and multi-stage air filter resist dust, mud, and water exposure.

Fuel Savings

The PT fuel system adjusts injection based on load, cutting fuel consumption by up to 10% during typical 8-hour workdays.

Easy Maintenance

Routine service parts are externally mounted, and standardized spares are widely available, reducing downtime.

Optimized Cooling & Hydraulics

Large radiator, high-flow water pump, and torque calibration ensure stable temperature and responsive hydraulic performance.

Factory Advantages

Our engines are manufactured in Cummins-certified facilities with strict quality control. We support bulk orders, offering wooden packing and shipping by sea or railway. Payment methods include TT and LC for secure transactions.

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