Hydraulic breaker for 4-7 ton excavator

Enhanced Power Output for Medium-Duty Tasks

Boasting 110-140 KG/CM² operating pressure and 40-70 L/min flow rate, this breaker delivers robust impact energy, making it ideal for medium-scale rock breaking, concrete demolition, and excavation projects. It efficiently converts hydraulic power into formidable striking force to tackle tough materials.

Heavy-Duty 300KG Build for Durability

Weighing 300 KG with a reinforced structural design, the breaker offers exceptional mass and stability during operation. This substantial weight ensures consistent breaking power while minimizing machine bounce, enhancing overall control and job site safety.



Product Details

This ME SB40-68 hydraulic breaker is designed for 4-7 ton excavators. It has a working flow rate of 40-70 liters/minute, a working pressure of 110-140 bar, and an impact frequency of 500-900 impacts/minute, perfectly matching the hydraulic systems of excavators in this tonnage. The chisel has a 68mm diameter and is made of high-strength alloy steel, ensuring excellent durability.


Hydraulic breaker for 4-7 ton digger


Precision 68MM Tool Diameter

Equipped with a 68 MM tool diameter, the attachment provides optimal striking surface area for efficient rock penetration. The precision-machined chisel seat ensures perfect alignment, reducing wear on critical components and maximizing impact transfer.

Low-Maintenance Hydraulic Core

Featuring a precision-engineered valve assembly and cylinder system, the breaker is designed for easy maintenance. Its robust construction prevents oil cylinder deformation, reducing repair frequency and ensuring long-term reliability with minimal upkeep.

Smooth Vibration Control System

Integrated with a high-performance accumulator and precision bushings, the unit stabilizes hydraulic pressure and dampens vibrations. This results in smoother operation, reduced operator fatigue, and extended service life for both the breaker and carrier machine.

Nitrogen-Assisted System for Consistent Performance

The nitrogen-charged cylinder maintains stable internal pressure, delivering reliable and continuous impact force. This self-regulating system eliminates pressure surges, ensuring steady performance even during prolonged working cycles.

Strict Quality Control with Factory Direct Pricing

Crafted under rigorous manufacturing standards to withstand harsh conditions, the SB40-68 guarantees superior durability and performance. We offer direct factory pricing without intermediary markups, providing exceptional value for professional contractors.

4-7 Ton Excavator/Backhoe Hydraulic Breaker Video

Product Summary Paragraph

The ME SB40-68 hydraulic breaker is a high-performance attachment engineered for medium to heavy-duty construction applications. With its impressive 110-140 KG/CM² pressure and 40-70 L/min flow rate, combined with a sturdy 300 KG weight and 68 MM tool diameter, it delivers powerful and precise rock-breaking performance. Built with a vibration-dampening accumulator system and low-maintenance core components, it ensures stable, efficient operation while minimizing wear. Backed by strict quality assurance and cost-effective factory-direct pricing, the SB40-68 stands as a reliable, high-value solution for contractors seeking durable and efficient demolition equipment.


4-7 Ton Excavator/Backhoe Hydraulic Breaker Table Detail

ME Hydraulic Breaker - Model SB40-68
ModelSB40-68
Weight300 KG
Operating Flow40-70 L/MIN
Operating Pressure110-140 KG/CM²
Tool Diameter68 MM
Chisel Length4-7 MM
Adapter Products700 TON
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