Hiyo HY1250H 125-ton Large Hydraulic Excavator

Key Highlight Features

1. Power System: Cummins QSK23 6-cylinder water-cooled engine, rated 567kW@1800rpm, high torque, fast dynamic response and low fuel consumption.
2. Hydraulic System: Large-displacement double plunger pump group with 4×500L/min flow, low-loss electric control multi-way valve, pressure cut-off to reduce overflow loss.
3. Bucket Options: Standard 8m³ rock bucket & optional heavy-duty rock bucket, one bucket for one working condition to boost output.
4. Full Electric Control ICT Tech: E-P, P-V, FD, ECA matching tech, boom unpowered lowering, independent oil/water heat dissipation for smooth compound movements.
5. Intelligent & Comfort Cab: 10-inch touch screen with Bluetooth, GPS, fault diagnosis; upgraded sealed cab, adjustable seat with lumbar support, high-efficiency air conditioner.
6. Patented Auto Lubrication: Electric greasing machine with national utility patent, easy operation, grease pollution prevention.

Performance Advantages

1. Abundant Power Reserve: Massive 567kW engine provides sufficient power reserve to handle persistent heavy mining loads without power attenuation.
2. Energy-saving High-efficiency Hydraulics: Custom large-displacement main pumps optimize bearing capacity and torque tolerance, cutting fuel waste while lifting working speed.
3. Optimized Full Electric Control Circuit: Replace traditional pilot pipelines with wiring harness, lower pressure loss, faster response and precise flow distribution for smoother combined actions.
4. Precise Independent Control System: Self-developed integrated electric control unit delivers micro-movement stability, small impact force and accurate operation control.
5. Outstanding Off-road & Digging Capacity: 35° climbing capacity, 605kN bucket digging force and 495kN arm digging force, capable of breaking hard rock and steep terrain travel.
6. Low Maintenance Cost: Automatic lubrication system reduces manual maintenance time; intelligent fault alarm shortens downtime for mining production.

Technical Specification

Overall Machine Weight: 125,000kg

Standard Bucket Capacity: 7.0/8.0m³

Rated Power: 567kW@1800rpm

Engine Model: Cummins QSK23-FR, 6-cylinder 4-stroke turbocharged water cooling, displacement 23L, max torque 3468N·m@1350rpm

Travel Speed: 2.1/3.2km/h, Gradeability: 35°, Swing Speed: 5rpm

Ground Pressure: 146kPa, Bucket Digging Force: 605kN, Arm Digging Force: 495kN

Fuel Tank Volume: 1580L, Engine Oil Volume:75L, Radiator Volume:90L

Track Shoe Quantity (Single Side):52, Track Width:700mm, 9 Track Rollers & 3 Top Rollers per side

If you need a heavy mining excavator with smart control and premium driving experience, Hiyo HY1250H 125-ton crawler excavator is your ideal choice. It adopts Hiyo independent full electric control matching technology, replacing traditional hydraulic pilot pipes with wiring harness to cut pressure loss and boost response speed. All core movements including boom lowering, swing and traveling are controlled accurately with tiny operation impact. The upgraded cab achieves great sealing performance with optimized air duct design for stronger cooling effect. The multi-adjustable seat with mechanical lumbar support relieves fatigue during all-day mining shifts, and a 10-inch central touch screen integrates Bluetooth, GPS, air conditioning and automatic trouble diagnosis. The patented electric auto lubricator saves grease and avoids contamination, requiring less manual maintenance. Powered by reliable Cummins 23L engine and large-displacement hydraulic pumps, HY1250H balances productivity, fuel economy and driving comfort, widely recognized by global mine operators for long-shift heavy-duty mining work.