Heavy Machinery Blog: Heavyweight Excavators Deep-Dive Heavy Crawler Excavators Showdown Comprehensive Directory & Technical Specifications Guide Explore the technical benchmarks, operational capabilities, and powertrain configurations of modern heavy-duty crawler excavators. Click on any model below to jump directly to its complete dynamic specifications sheet. SE220 Excavator A highly versatile, 21-ton utility class excavator configured for urban infrastructure and precise earthwork manipulation. View Tech Specs → SE350 Excavator A 35-ton mid-heavy champion engineered for rapid cycles, bulk material handling, and structural mass excavations. View Tech Specs → SE380 Excavator Heavy duty quarrying layout optimized with a reinforced chassis platform and high-torque performance for granite breaking. View Tech Specs → SE470 Excavator A 46-ton pure mining giant built to endure extreme load-bearing configurations with immense structural fortification. View Tech Specs → SE500 Excavator The heavy-weight flagship variant sporting raw common-rail power arrays, massive bucket capabilities, and brutal digging breakout limits. View Tech Specs → Comprehensive Engineering Specs Breakdown SE220 Specifications Utility Class (21.9T) The SE220 marks the gold standard for standard multi-purpose utility tasks. Equipped with specialized throttle percentage control, it coordinates hydraulic response dynamically based on live component stress parameters. Parameter Value / Specification Operating Weight 21,900 kg (21.9 Tons) Engine Model Cummins B5.9-C (Tier 2 / Stage II) Rated Engine Power 112 kW (150 HP) @ 1950 rpm Standard Bucket Capacity 1.05 m³ Bucket Digging Force 127 kN (ISO) Max. Digging Depth 6,490 mm Max. Digging Reach 9,865 mm Travel Speed (High/Low) 5.1 / 3.3 km/h ↑ Back to Listing Grid SE350 Specifications Medium-Heavy Class (35.2T) Engineered for rapid loading environments, the SE350 employs variable axial piston systems to smoothly coordinate structural mass balance, limiting boom-drop fatigue while preserving accelerated cycle turnarounds. Parameter Value / Specification Operating Weight 35,200 kg (35.2 Tons) Engine Model Cummins LTA 10-C Rated Engine Power 184 kW (247 HP) @ 1700 rpm Standard Bucket Capacity 1.57 – 2.22 m³ Bucket Digging Force 196 kN (20,000 kg) Max. Digging Depth 7,620 mm Max. Reach at Ground 11,220 mm Hydraulic Pump Flow 2 x 280 L/min ↑ Back to Listing Grid SE380 Specifications Heavy Duty Quarry Class (36T) Tailored with explicit attention toward extreme rock-quarrying applications, this unit features ultra-fortified chassis frames and high-efficiency positive-flow hydraulic loops that prioritize breakthrough torque over loose terrain. Parameter Value / Specification Operating Weight 36,000 kg (36 Tons) Engine Model Isuzu GH-6HK1X (Turbocharged) Rated Engine Power 212 kW (284 HP) @ 2000 rpm Standard Bucket Capacity 1.4 – 3.5 m³ (HD Scoop options) Bucket Digging Force 235 kN / 320 kN (Boosted) Max. Digging Depth 7,050 mm Max. Digging Reach 10,780 mm Hydraulic Pump Flow 2 x 320 L/min ↑ Back to Listing Grid SE470 Specifications Mass Mining Class (46.8T) A massive layout configured directly for large-scale mining operations and deep-strata structural excavation. The structural platform features integrated double-support lower rollers and fully enclosed crawler track links. Parameter Value / Specification Operating Weight 46,800 kg (46.8 Tons) Engine Model Cummins QSM11 (High-Pressure Common Rail) Rated Engine Power 250 kW (335 HP) @ 2000 rpm Standard Bucket Capacity 2.2 m³ (Max range up to 2.5 m³) Bucket Digging Force 288.5 kN Max. Digging Depth 7,815 mm Max. Digging Distance 12,040 mm Hydraulic System Flow 2 x 360 + 27 L/min (Kawasaki System) ↑ Back to Listing Grid SE500 Specifications Flagship Excavation Class (49.5T) The peak performer of the lineup, optimized to deliver maximum structural yield across high-volume open-pit mining environments. Employs optimized electronic injection maps alongside heavy-duty rock-handling bucket designs. Parameter Value / Specification Operating Weight 49,500 kg (49.5 Tons) Engine Model Weichai P13H / Cummins QSM11 Variant Rated Engine Power 280 kW – 562 kW (Configuration Dependent) Standard Bucket Capacity 2.8 – 3.6 m³ Bucket Digging Force 305 kN / 340 kN Max. Digging Depth 7,420 mm Max. Digging Reach 11,730 mm Travel Speed (High/Low) 5.9 / 3.6 km/h ↑ Back to Listing Grid © 2026 Heavy Machinery Hub. Technical specifications provided for commercial indexing.